TEST 1
Các câu hỏi tương tự
Put the correct verb forms of the verb in brackets.
1. “Do you mind if I sit here?” – “I’d rather you (sit)...................... over there.”
2. There (be) ………….. no rain here for 6 months.
3. He spoke to me as if he (be) ………… my father.
4. By the time we (stop) …………, we had driven six hundred miles.
5. The price ( become ) ................... more and more expensive these days.
6. Pupils are made (work)……………… hard at this school.
7. It’s ten years since I last (see) ………… her.
8....
Đọc tiếp
Put the correct verb forms of the verb in brackets.
1. “Do you mind if I sit here?” – “I’d rather you (sit)...................... over there.”
2. There (be) ………….. no rain here for 6 months.
3. He spoke to me as if he (be) ………… my father.
4. By the time we (stop) …………, we had driven six hundred miles.
5. The price ( become ) ................... more and more expensive these days.
6. Pupils are made (work)……………… hard at this school.
7. It’s ten years since I last (see) ………… her.
8. Don’t forget (lock) ………… the door before going to bed.
9. The pens ( produce ).............. by Thien Long Company are usually cheap and good.
10. The film (begin) ......................at 7.30 or 8.00?
* điền các từ sau vào chỗ chấm cho thích hợp :
( cheaper , economic , match , designers , fashionable , college , labels .)
In the 1960s , many university and .............,........ students were jeans . designers made different styles of jeans to...................... the 1960s fashions : embroidered jeans, painted jeans and so on . In the 1970s more and more people started wearing jeans because they became .............................. In the 1980s , jeans finally became high fashion clo...
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* điền các từ sau vào chỗ chấm cho thích hợp :
( cheaper , economic , match , designers , fashionable , college , labels .)
In the 1960s , many university and .............,........ students were jeans . designers made different styles of jeans to...................... the 1960s ' fashions : embroidered jeans, painted jeans and so on . In the 1970s more and more people started wearing jeans because they became .............................. In the 1980s , jeans finally became high fashion clothing , when famous .................... started making their own styles of jeans , with their own ......................... on them . sales of jeans went up and up . but in the 1990s the worldwide ..................... situation got worse , and the sale of jeans stopped growing.
GB
24 tháng 11 2021 lúc 19:27
Pop music is so poular,….. the melody is simple and memorablea. For b. so c. andI should practice more for the competition,……. my health hasn’t been excellent recently.a. and b. or c. soYou can go to the movies with me,….. you can go to the concert alone.a. and b. or c. so
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Pop music is so poular,….. the melody is simple and memorable
a. For b. so c. and
I should practice more for the competition,……. my health hasn’t been excellent recently.
a. and b. or c. so
You can go to the movies with me,….. you can go to the concert alone.
a. and b. or c. so
Listen and choose the correct answer to complete each of the following sentences.1. He needs to find a _______ pair.A. longer B. shorter C. cheaper D. larger2. She needs to find a _______ one.A. prettier B. bigger C. smaller D. better3. She needs to find a _______ pair.A. tighter B. bigger C. smaller D. looser4. He needs to...
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Listen and choose the correct answer to complete each of the following sentences.
1. He needs to find a _______ pair.
A. longer B. shorter C. cheaper D. larger
2. She needs to find a _______ one.
A. prettier B. bigger C. smaller D. better
3. She needs to find a _______ pair.
A. tighter B. bigger C. smaller D. looser
4. He needs to find a _______ pair.
A. bigger B. cheaper C. smaller D. better
5. He needs to find a _______ one.
A. tighter B. looser C. smaller D. bigger
6. She needs to find a _______ size.
A. smaller B. bigger C. more comfortable D. cheaper
Listen to Nicolas and Maya talking about their eating habits and choose the correct answer A, B, C or D to fill in the blank.
- Nicolas:
7. At lunchtime, I’m always hungry, so I have a _______, a packet of crisps, and a cola. I can easily get them at the school canteen.
A. biscuit B. hamburger C. beer D. bread
8. I’m thinking about changing them. If I continue eating like this, I may become ________.
A. overweight B. fat C. thin D. obese
- Maya:
9. It’s important to start a new day with a good _________, so I tend to have nutritious things.
A. meal B. breakfast C. lunch D. dinner
10. My favourite is steamed fish. Lean grilled ________ is also a dish I like for dinner.
A. meat B. beef C. chicken D. eggs
Mark the letter A, B, C or D on your answer sheet to indicate the word whose underlined part differs from the other three in pronunciation in each of the following questions.
11. A. watches B. misses C. makes D. wishes
12. A. book B. pool C. school D. soon
Mark the letter A, B, C or D on your answer sheet to indicate the word that differs from the other three in the position of primary stress in each of the following questions.
13. A. suggested B. remember C. restaurant D. increase
14. A. population B. government C. understand D. scientific
Mark the letter A, B, C or D on your answer sheet to indicate the underlined part that needs correction in each of the following questions.
15. It’s late. It’s a time for us going home.
A B C D
16. I thought I recognized the assistant which served us.
A B C D
17. The twentieth century was a time when there was a lot of important events.
A B C D
Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.
18. My house _________in 1986.
A. is built B. was building C. was built D. has been built
19. The doctor _________me not to stay up too late at night.
A. advised B. suggested C. insisted D. forced
20. Tomorrow we'll go to Noi Bai Airport to meet Maryam, _________comes from Malaysia.
A. who B. whom C. whose D. that
21. His house looks very large and beautiful. It is _________house.
A. a seven-room B. a seven-rooms C. seven room D. seven rooms
22. If you get up early, you _________late.
A. weren't B. wouldn't be C. aren't D. won't be
23. It's very hot today. I wish I _________on the beach now.
A. am B. was C. were D. had been
24. When he lived in the city, he _________to the theater twice a week.
A. uses to go B. has gone C. used to go D. was going
25 My father asked us _________too much time playing computer games.
A. not to spending B. did not spend C. not to spend D. to not spent
26. Hoai cannot remember the name of the restaurant _________she ate her favorite roasted duck.
A. which B. whose C. whom D. where
27. If I were a flower, I _________a sunflower.
A. was B. were C. will be D. would be
28. Nobody went to the party, _________?
A. does he B. do they C. didn’t they D. did they
Mark the letter A, B, C or D on your answer sheet to indicate the most suitable response to complete each of the following exchanges.
29. Sally: "What about collecting used paper every day?" ~ Jenny: " _______"
A. Yes, you must. B. Well done.
C. That's a good idea. D. Thanks, it's nice of you.
30. Peter: “Would you like some more tea?" ~ John: " _______"
A. Yes, give me some B. Yes, you would
C. No, I won't D. No, please
Mark the letter A, B, C or D on your answer sheet to indicate the word CLOSEST in meaning to the underlined word in each of the following questions.
31. The development of basic skills like how to cross the street, or what to do when you get lost, must be carefully taught at primary school.
A. social B. necessary C. cultural D. difficult
32. I’m happy that my sister is getting on very well in her new job.
A. making progress B. avoiding punishment
C. feeling surprised D. learning new things
Mark the letter A, B, C or D on your answer sheet to indicate the word(s) OPPOSITE in meaning to the underlined word(s) in each of the following questions.
33. The spoken language differs considerably from the written language.
A. greatly B. a lot C. very little D. similarly
34. In some rural areas, English is an optional subject for school children.
A. compulsory B. interesting C. voluntary D. academic
Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks.
Newspapers, magazines, and books are the written media. Newspapers are one of the main sources for spreading news and events (35)______ the world.
Radio and television supply information and entertainment to the public. Motion pictures are one of the most (36)______ forms of entertainment. Movies can also teach people many other subjects.
The multimedia computer helps students learn about a particular topic in a (37)______ of ways. When we use the Internet, we can give and get a lot of information very (38)______.
35. A. all B. throughout C. out D. on
36. A. right B. interested C. expensive D. popular
37. A. variety B. difference C. change D. kind
38. A. exactly B. correctly C. secretly D. quickly
Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the questions.
Malaysia is one of the countries of the Association of South East Asian Nations (ASEAN). It is divided into two regions, known as West Malaysia and East Malaysia. They are separated by about 640 km of the sea and together comprise an area of 329,758 sq. km. Malaysia enjoys tropical climate. The Malaysian unit of currency is the ringgit, consisting of 100 sen.
The capital of Malaysia is Kuala Lumpur and it is also the largest city in the country. The population in 2001 was over 22 million. Islam is the country’s official religion. In addition, there are other religions such as Buddhism and Hinduism. The national language is Bahasa Malaysia (also known simply as Malay). English, Chinese, and Tamil are also widely spoken. The language of instruction for primary school children is Bahasa Malaysia, Chinese, or Tamil. Bahasa Malaysia is the primary language of instruction in all secondary schools, although some students may continue learning in Chinese or Tamil. And English is a compulsory second language.
39. According to the paragraph one, which of the following is NOT correct?
A. The sea divides Malaysia into two regions. B. A ringgit consists of 100 sen.
C. Malaysia is a member of ASEAN. D. Malaysia has got about 640 km of the sea.
40. Kuala Lumpur ____________.
A. had over 22 million people in 2001 B. is the second largest city in Malaysia
C. is the capital city of Malaysia D. is the biggest city in West Malaysia
41. The national religion of Malaysia is ___________.
A. Islam B. Buddhism C. Hinduism D. Bahasa
42. The number of languages widely spoken in Malaysia ______________.
A. one B. two C. three D. four
Mark letter A, B, C or D on your answer sheet to indicate the sentence that is closest in meaning to the original sentence in each of the following questions.
43. I’m sorry I can’t go to your birthday party tomorrow.
A. I wish I can go to your birthday party tomorrow.
B. I wish I can’t go to your birthday party tomorrow.
C. I wish I could go to your birthday party tomorrow.
D. I wish I couldn’t go to your birthday party tomorrow.
44. “Why don’t you meet to discuss how to organize the fair?”
A. He suggested that we should meet to discuss how to organize the fair.
B. He suggested that we shouldn’t meet to discuss how to organize the fair.
C. He suggested to meet to discuss how to organize the fair.
D. He suggested to meeting to discuss how to organize the fair.
45. Nobody has invited me, so I’m not going to the party.
A. Because I haven’t been invited, I’m going to the party.
B. Because of I haven’t been invited, I’m not going to the party.
C. Because I have been invited, I’m not going to the party.
D. Because I haven’t been invited, I’m not going to the party.
46. They have a great interest in artificial intelligence.
A. They are great interested in artificial intelligence.
B. They are greatly interested in artificial intelligence.
C. They aren’t great interested in artificial intelligence.
D. They aren’t greatly interested in artificial intelligence.
47. Although it rained heavily, we all enjoyed the excursion.
A. Despite it rained heavily, we all enjoyed the excursion.
B. Despite the rain heavy, we all enjoyed the excursion.
C. Despite the heavy rain, we all enjoyed the excursion.
D. Despite the heavily rain, we all enjoyed the excursion.
48. Our school library contains over 50 thousand books.
A. There is over 50 thousand books in our school library.
B. There are over 50 thousand books in our school library.
C. There have been over 50 thousand books in our school library.
D. There has been over 50 thousand books in our school library.
49. She loves Japanese food. She goes to that Japanese restaurant every week.
A. She loves Japanese food so she goes to that Japanese restaurant every week.
B. She loves Japanese food because she goes to that Japanese restaurant every week.
C. She loves Japanese food because of she goes to that Japanese restaurant every week.
D. She loves Japanese food as she goes to that Japanese restaurant every week.
50. “Where are you going on your holidays?” I asked them.
A. I asked them where they are going on their holidays.
B. I asked them where are they going on their holidays.
C. I asked them where they were going on their holidays.
D. I asked them where were they going on their holidays.
_____ The end _____
I. Give the correct tense or form of the following verbs.
1. I (watch)............... a science fiction film on TV at 9.00 tonight.
2. Our teacher says that new technology (make)............. many workers jobless in the future.
3. Look at those clouds – I think it (rain)..............
4. If you use robots to do the housework, you (become)........ lazy and you (not get)................. enough exercise.
5. People say that technology (change) ............ up entire rooms small enough to put on destops and into wristwatches.
6. We’ll need (call)........... him more often
7. This time next week, I (lie)............... on the beach on Phu quoc Island
8. Thomas Edison said that none of his inventions (come)............ by accident. They (be)............. all the result of hard work
9. By the time I (arrive).........the airport, my husband (wait)....................for me for an hour.
10. If the trees (be not)............................watered daily, they will die.
11. Air (pollute)..................is not good for our health.
12. Many houses (destroy)...........................in the hurricane last night in Nghe An.
13. If the students reviewed all lessons, they (do).......................the test well.
14. After the thief (leave).........................the house, the police (come).......................
15. He (not go).................... out last night. He (stay)............................. at home.
16. ............... Lan (learn)............. English for 2 years? - No, he (learn)...................... for 3 years.
17. .............. you (wear).................... uniform yesterday? No. I (not wear)....... yesterday.
18. ................ your mother (read)......... book every night? - No, she (watch).....................TV.
19. We (save)................................ electricity if we didn’t pay much money.
20. If we use water carefully, more people (have)............................ fresh water.
21. That room (paint).................................... at this time next week.
22. He wouldn’t be ill if he (not smoke)................................ a lot.
23. By the time the police (come)...................., the thief (leave)........................
24. After I (finish)....................... the lesson, Lan went out.
25. This house (build)...................... in 2015.
II. Find the word which has different stress pattern from the others.
1. A. person B. father C. teacher D. enjoy
2. A. prefer B. enjoy C. mother D. agree
3. A. doctor B. father C. picture D. prefer
4. A. pollution B. visit C. listen D. open
5. A. depend B. advise C. affect D. listen
6. A. affect B. father C. teacher D. picture
7. A. prefer B. enjoy C. mother D. affect
8. A. affect B. happen C. pollution D. fancy
9. A. pollution B. picture C. village D. factory
10. A. illustrate B. believe C. affect D. village
11. A. artistic B. historic C. dramatic D. scientific
12. A. medical B. national C. chemical D. historical
13. A. athletic B. dramatic C. scientific D. heroic
14. A. medical B. hospital C. politic D. electric
15. A. chemical B. physical C. environmental D. medical
Make the best choice
1. He was sentenced to six months in prison for his part in the robbery
A. He received a six months in prison for his part in the robbery.
B. He received a six-month sentence for his part in the robbery.
C. For his participation in the robbery, he had been in prison for six months.
D. For his participation in the robbery, a prison had been given to him for six months.
2. Madeleine wears high heels to look taller.
A. In order to look taller, Madeleine wears high heels.
B. So that to look taller, Madeleine wears high heels.
C. Madeleine wants high heels to make her taller.
D. Madeleine buys high heels to look taller.
3. He started learning French six years ago.
A. He has learned French for six years.
B. It was six years ago did he start learning French.
C. He hasn’t learnt French for six years.
D. It is six years since he has learnt French.
4. People believed he won a lot of money on the lottery.
A. He is believed that he won a lot of money on the lottery.
B. He won a lot of money on the lottery, it is believed.
C. He is believed to have won a lot of money on the lottery.
D. He was believed to win a lot of money on the lottery.
5. “Leave my house now or I’ll call the police!” shouted the lady to the man.
A. The lady threatened to call the police if the man didn’t leave her house.
B. The lady said that she would call the police if the man didn’t leave her house.
C. The lady told the man that she would call the police if he didn’t leave her house.
D. The lady informed the man that she would call the police if he didn’t leave her house
6. “You should have finished the report by now” John told his secretary.
A. John reproached his secretary for not having finished the report.
B. John said that his secretary had not finished the report.
C. John reminded his secretary of finishing the report on time.
D. John scolded his secretary for not having finished the report
7. “I will pay back the money, Gloria.” Said Ivan.
A. Ivan apologized to Gloria for borrowing her money.
B. Ivan offered to pay Gloria the money back.
C. Ivan promised to pay back Gloria’s money.
D. Ivan suggested paying back the money to Gloria.
8. The woman was too weak to lift the basket.
A. Although she was weak, she could lift the basket.
B. The woman shouldn't have lifted the basket because she was so weak.
C. She was so weak that she couldn't lift the basket.
D. The woman lifted the basket, so she wasn't very weak.
9. "If I were you, I would take a break," Tom said to Daisy.
A. Tom wanted to take a break with Daisy.
B. Tom advised Daisy to take a break.
C. Tom suggested not taking a break.
D. Tom wanted to take a break, and so did Daisy.
10. They got success since they took my advice.
A. They took my advice, and failed.
B. If they did not take my advice, they would not get success.
C. But for taking my advice, they would not have got success.
D. My advice stopped them from getting success.
I. Choose the best one (A, B, C or D) to complete the sentence.1. Villagers are more kind, friendly and warm-hearted than city . A. dwellers B. foreigners C. beginners D. movers2. You can see the of the suburbs in Ho Chi Minh City with many apartment buildings, supermarkets, shopping centres, and schools. A. urban area B. convenience C. urban sprawl D. living conditi...
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I. Choose the best one (A, B, C or D) to complete the sentence.
1. Villagers are more kind, friendly and warm-hearted than city .
A. dwellers B. foreigners C. beginners D. movers
2. You can see the of the suburbs in Ho Chi Minh City with many apartment buildings, supermarkets, shopping centres, and schools.
A. urban area B. convenience C. urban sprawl D. living condition
3. Dong Khoi Street is the main shopping street in the of downtown in Ho Chi Minh City.
A. mind B. heart C. head D. spot
4. It is considered that life in a city is wonderful and .
A. funny B. boring C. enjoyable D. helpful
5. No city in America has monuments and museums into one area as Washington, DC.
A. as much B. such many C. as many D. a few
6. My passport last month, so I will have to get a new one.
A. elapsed B. expired C. ended D. terminated
7. The department is also deeply in various improvement schemes.
A. connected B. entailed C. involved D. implied
8. His answer was so confused that I could hardly make any of it at all.
A. interpretation B. meaning C. intelligibility D. sense
9. The main attraction of the job was that it offered the to do the research.
A. possibility B. proposal C. opportunity D. prospect
10. I wish you’d tell me what I do in this difficult situation.
A. shall B. would C. should D. ought
11. A competitor may submit any number of entries , each one is accompanied by a packet top.
A. supposing B. notwithstanding C. assuredly D. provided
12. They always kept on good with their next-door neighbours for the children’s sake.
A. friendship B. relations C. will D. terms
13. He earns his living by old paintings.
A. reviving B. restoring C. reforming D. replenishing
14. Hotel rooms must be by noon, but luggage may be left with the porter.
A. vacated B. evacuated C. abandoned D. left
15. The majority of nurses are women, but in the higher ranks of the medical profession women are in a .
A. rarity B. minority C. scarcity D. minimum
I. Choose the best one (A, B, C or D) to complete the sentence.1. Villagers are more kind, friendly and warm-hearted than city . A. dwellers B. foreigners C. beginners D. movers2. You can see the of the suburbs in Ho Chi Minh City with many apartment buildings, supermarkets, shopping centres, and schools. A. urban area B. convenience C. urban sprawl D. living conditi...
Đọc tiếp
I. Choose the best one (A, B, C or D) to complete the sentence.
1. Villagers are more kind, friendly and warm-hearted than city .
A. dwellers B. foreigners C. beginners D. movers
2. You can see the of the suburbs in Ho Chi Minh City with many apartment buildings, supermarkets, shopping centres, and schools.
A. urban area B. convenience C. urban sprawl D. living condition
3. Dong Khoi Street is the main shopping street in the of downtown in Ho Chi Minh City.
A. mind B. heart C. head D. spot
4. It is considered that life in a city is wonderful and .
A. funny B. boring C. enjoyable D. helpful
5. No city in America has monuments and museums into one area as Washington, DC.
A. as much B. such many C. as many D. a few
6. My passport last month, so I will have to get a new one.
A. elapsed B. expired C. ended D. terminated
7. The department is also deeply in various improvement schemes.
A. connected B. entailed C. involved D. implied
8. His answer was so confused that I could hardly make any of it at all.
A. interpretation B. meaning C. intelligibility D. sense
9. The main attraction of the job was that it offered the to do the research.
A. possibility B. proposal C. opportunity D. prospect
10. I wish you’d tell me what I do in this difficult situation.
A. shall B. would C. should D. ought
11. A competitor may submit any number of entries , each one is accompanied by a packet top.
A. supposing B. notwithstanding C. assuredly D. provided
12. They always kept on good with their next-door neighbours for the children’s sake.
A. friendship B. relations C. will D. terms
13. He earns his living by old paintings.
A. reviving B. restoring C. reforming D. replenishing
14. Hotel rooms must be by noon, but luggage may be left with the porter.
A. vacated B. evacuated C. abandoned D. left
15. The majority of nurses are women, but in the higher ranks of the medical profession women are in a .
A. rarity B. minority C. scarcity D. minimum
It is obvious that there are more and more people going on holiday all over the country.What, in your opinion, are the reasons for this?
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Choose the word or phrase among A, B, C or D that best fits the blank the space in the following passage
People often call New York The Big Apple. Why? In the 1920s and 1930s, jazz musicians (1)______ wanted to work in New York
There are a lot of apples on the trees, they said, but (2)_____ you take New York City, you take The Big Apple! and they want some today, (3)______!
More than twenty million people (4)______ New York every year, (5)_____ of them say it is the most (6)______ city in the...
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Choose the word or phrase among A, B, C or D that best fits the blank the space in the following passage
People often call New York "The Big Apple". Why? In the 1920s and 1930s, jazz musicians (1)______ wanted to work in New York
"There are a lot of apples on the trees", they said, "but (2)_____ you take New York City, you take The Big Apple!" and they want some today, (3)______!
More than twenty million people (4)______ New York every year, (5)_____ of them say it is the most (6)______ city in the world
Whem visitors think (7)_______ New York, they usually think about Manhattan, an island 21.5 kilometers long and 3.7 kilometets (8)_______. But New York has five "boroughs": Manhattan, Brooklyn, and the Bronx, Queens, and Staten Island. The city (9)_______ 10,000 kilometers of streets, and seven million (10)_____ more peole live there
1. A. Who B. All C. That D. They
2. A. Before B. Once C. When D. Until
3. A. Also B. Well C. So D. Too
4. A. Go B. Visit C. Come D. Arrive
5. A. One B. Lots C. Each D. Much
6. A. Excited B. Exciting C. Excite D. Excitement
7. A. About B. For C. To D. With
8. A. Narrow B. High C. Wide D. Large
9. A. Is B. Has C. Gets D. Takes
10. A. And B. Or C. But D. With
1. If people solve the problem of smoke from vehicles and factories, the air _____ pure and fresh.
A. is
B. was
C. will be
D. would be
2. If you post false information on the Internet, you _____fined.
A. gets
B. got
C. would get
D. will get
3. I believe that if all the people...
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1. If people solve the problem of smoke from vehicles and factories, the air _____ pure and fresh. A. is B. was C. will be D. would be 2. If you post false information on the Internet, you _____fined. A. gets B. got C. would get D. will get 3. I believe that if all the people _____ the government’s instructions, we ____COVID-19 from spreading. A. don’t follow/ will prevent B. followed/ will prevent C. follow/ would prevent D. follow/ will prevent 4. Do you think there would be less conflict in the world if all people _____ the same language? A. spoke B. speak C. had spoken D. will speak 5. If our schools are still closed because of the pandemic, we _____to study online. A. wouldn’t B. would try C. tried D. will try 6. If I ____you, I ____many subjects online instead of playing video games. A. was/ will study B. am/ will study C. were/ would study D. am/ would study 7. If people need more paper, more trees _____. A. will cut down B. cut down C. will be cut down D. are cutting down 8. My English is not good. If I ___ English well, I ___ able to get a good job in a foreign company. A. speak/ can be B. spoke / were C. speak/ were D. spoke/ would be 9. If everybody _____to the fight against COVID-19, we will win soon. A. contribute B. contributes C. are contributing D. is contributed 10. If people protect the forest, a lot of trees _____. A. will be preserved B. will preserve C. preserve D. would preserve 11. If you were me, what _____? A. you would do B. will you do C. do you do D. would you do 12. People don’t trust him because he tells lies. A. If he tells lies, people won’t trust him. B. If he didn’t tell lies, people would trust him. C. If he doesn’t tell lies, people will trust him. D. If he told lies, people wouldn’t trust him. 13. The government limits travel and close contact among people, so we can prevent COVID-19 from spreading. A. If the government didn’t limit travel and close contact among people, we couldn’t prevent COVID-19 from spreading. B. If the government doesn’t limit travel and close contact among people, we can prevent COVID-19 from spreading. C.If the government doesn’t limit travel and close contact among people, we could prevent COVID-19 from spreading. D. If the government limited travel and close contact among people, we couldn’t prevent COVID-19 from spreading. 14. Wear a face mask when you are with many people, or you will be at risk. A. If you wear a face mask when you are with many people, you will be at risk. B. If you don’t wear a face mask when you are with many people, you will be at risk. C. If you didn’t wear a face mask when you are with many people, you would be at risk. D. If you don’t wear a face mask when you are with many people, you would be at risk. 18. We/ should/ maintain/ personal space/ avoid/ crowds/ if/ we/ want/ be/ safe/ now. A. We should be maintained personal space and avoid crowds if we want to be safe now. B. We should maintain personal space and avoid crowds if we want to be safe now. C. We should maintain personal space and avoid crowds if we wanted to be safe now. D. We should maintain personal space to avoid crowds if we want be safe now. 19. Her English/ not/ be/ rusty/ she/ used/ more often. A. Her English wouldn’t be rusty if she uses it more often. B. Her English wouldn’t be rusty if she has used it more often. C. Her English wouldn’t be rusty if she is using it more often. D. Her English wouldn’t be rusty if she used it more often. 20. If people/ solve/ problem/ smoke from vehicles, the air/ be pure and fresh. A. If people solved the problem of smoke from vehicles, the air is pure and fresh. B. If people solve the problem of smoke from vehicles, the air was pure and fresh. C. If people solve the problem of smoke from vehicles, the air will be pure and fresh. D. If people solve the problem of smoke from vehicles, the air would be pure and fresh.