Câu 5 và 6 ạ

oxi hoá hoàn toàn a gam kim loại đc 17.85 gam oxit,thêm tiếp tục dung dịch hcl dư vào thì đc dung dịch chứa 46,725 gam muối. Tính a ?

Phân tích đoạn thơ sau :

Bởi lần đầu em đến quê anh

Anh đưa em xem phố yên lành

Kon Tum nhỏ bởi lòng thung nhỏ

Chầm chậm thôi, bước vội chi nhanh.

Part 1. Finish the second sentence in such a way that it means exactly the same as the sentence given.
Question 41: I haven’t seen that man before.
 It’s .
Question 42: Although Bill took a taxi, he still arrived late for the concert.
 Despite .
Question 43: I don’t know how to design a website.
 I wish .
Question 44: He often gets bad marks because he is lazy.
 If he
Question 45: She would rather read a book than watch TV.
 She prefers .
Part 2. Complete the second sentence so that it has a similar meaning to the first sentence, using the
word given. Do not change the word given. You must use between THREE AND FIVE words, including
the word given.
Question 46: The owner of that sports car is very rich. (WHO)
The man is very rich.
Question 47: There has been a considerable improvement in the quality of life in the countryside.
(CONSIDERABLY)
The qualityoflife in the countryside .
Question 48: Harry reads faster than hislittle sister. (READER)
Harry his little sister.
Question 49: Her parents don’t want her to smoke at home. (OBJECT)
Her parents at home.
Question 50: The vet examined my brother’s pet dog last week. (HAD)
My brother last week.

Read the following passage and choose the correct word or phrase that best fits each of the numbered
blanks.
The human civilization underwent many changes and development with the passage of time. In course of
time, cities became the major centers of livelihood. A city has large population compared to a town and a
village. Life is full (31) activities in a big city. It is a center of education, trade and industry, (32)
, etc. Life in a big city starts early in the morning. School children, office-workers, and others fill
(33) roads, bus-stops and the vehicles. The market places get crowded with people. Life in the city
has certain charms. The factories and the industrial centers give employment to thousands of people. Those
(34) work hard in cities rise in life. Here, neighbors live like (35) . Everyone finds himself in
hurry and worry. The atmosphere is polluted. There is competition in every sphere. However, cities add to
the economic development of a nation.
(http://www.publishyourarticles.neileng/articles2)
Question 31: A. of
Question 32: A. recreation
B. on
B. pollution
C. in
C. crime
D. terrorism
D. against
Question 33: A. an B. the C. a D. much
Question 34: A. whose B. whom C. which D. who
Question 35: A. family B. enemies C. strangers D. friends

Choose the underlined part that needs correction in each of the following questions.
Question 23: The participants said that they have to separate the rice from the husk and then cook the rice.
A. participants B. cook C. have to D. from
Question 24: Jane looked sadly and worried this morning. I wonder what happened to her.
2
A. happened B. worried C. what D. sadly
Question 25: Sleeping well is as important to good health as to eat well.
A. well B. to eat C. to D. health
Choose the word(s) which is CLOSEST in meaning to the underlined word(s) in the following sentences.
Question 26: I am disappointed that people have destroyed this land.
A. dissatisfied B. happy C. pleased D. interested
Question 27: Tet is a festival which occurs in late January or early February.
A. causes B. begins C. happens D. carries
Choose the word(s) which is OPPOSITE in meaning to the underlined word(s) in the following sentence.
Question 28: If you want to save money, you should cut down the amount of water your family use.
A. increase B. reduce C. decrease D. repair
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.
Question 29: Susan and Denis are talking about their favourite sports.
Susan: “Do you like playing soccer, Denise?”
Denise: “ ”
A. That’s right. B. What for?
C. You like it. D. Yes, but I prefer playing tennis.
Question 30: Hana: “I think we should take a shower instead of a bath to save water.”
Jenifer: “ ”
A. How do we save energy? B. That’s a good idea.
C. Let’s take a shower. D. What do you save?

Put the gaps with special cases of tag questions.

1. I am not practical, ……………..

2. There won't be any trouble, ………………. ?

3. No one shared his sorrow,…………………………..

4.There isn't anything wrong,…………………….

5. They never come late, ………………………….

6. Don't forget to come home before 9, ………………… ?

7. Lend me a hand,………………………………

8. They have no information about it, …………………………

9. He seldom traveled to work by car, ……………….

10. You have to finish the survey on Friday,……………………………

11. That is a nice apartment, ………………… ?

12. These aren't very good books, ……………………..?

13. Nobody came when I was away, ………………..?

14. Everything is all right,………………….?

15. Nothing serious has happened,……………………..?

16. Someone phoned me when I was away,……………….?

17. Let’s go somewhere for a drink, …………………………?

18. Hardly anybody knows about it,………………………..?

19. He rarely says no to your proposals,………………………..?

20. Hardly anything interests him,……………………………?

21. Let’s help the old woman with the housework,……………………………………………?

22. The John family used to live in Liverpool,……………………………………………….?

23. Islam is her country’s official religion,………………………………………………….?

24. Some designers have made Ao dai modern and fashionable,……………………………………….? 25. A huge tidal wave hit Anchorage, Alaska, in the 1960s,………………………………..?

26. Mai and Lan won’t come with us,……………………………………………….?

27. The weather isn’t very bad today,………………………………………………..?

28. Don’t forget,………………………………………………….? 

Sự thay đổi cơ cấu độ tuổi và giới tính có ảnh hưởng như thế nào đến sự phát triển kinh tế - xã hội nước ta ?

Sự thay đổi cơ cấu độ tuổi và giới tính có ảnh hưởng như thế nào đến sự phát triển kinh tế - xã hội nước ta ?