1. You can save a lot of wood by using paper economically.
=> If
2. " Why not take the waste paper to recycling centers?" said the local authorities.
=> The local authorities suggested the waste paper
3. Katy often gets good grades because of the carefulness
=> Because
4. He plays the guiter very well
=> He is a
1.katy often gets good grades because of her carefulness
-> because
2.you can save a lot of wood by using paper economically
-> If
IV. Choose the best answer (A, B, C or D).
1. If we __________________ waste paper, we will save a lot of trees.
A. Repeat B. Recycle C. Rewrite D. Remark
2. You can save money while shopping by only buying __________________ you need.
A. What B. This C. It D. That
3. What can we do __________________ air pollution?
A. Reduce B. To reduce C. Reducing D. To reducing
4. Why do you often forget to __________________ the lights when you go out of the classroom?
A. Turn on B. Turn off C. Close D. Shut down
5. If we plant more trees in the schoolyard, the school will become a __________________ place.
A. Darker B. Greener C. Dirtier D. More polluted
6. Do you think we should put a __________________ bin in every classroom in order to keep it clean?
A. Reusable B. Recycled C. Recycling D. Recyclable
7. My brother and I will give last year’s clothes to __________________ instead of throwing them away.
A. Shop B. People C. Charity D. Survey
8. Next week our class is having a discussion about finding __________________ ways to reuse old items before throwing them away.
A. Interested B. Surprising C. Useless D. Creative
9. It is a good idea to __________________ our clothes with our friends or cousins.
A. Change B. Swap C. Turn D. Send
10. If people turn off all electric appliances in one hour all over the world, they can save lots of _________.
A. Electric B. Electrical C. Electrician D. electricity
11. You should put the food in a reusable box __________________ plastic bags.
A. By B. Instead of C. Because of D. Without
12. If we use _________________ paper, we will save a lot of trees.
A. Fewer B. Less C. More D. Much
13. Don’t throw rubbish into the river because you will make it __________________.
A. Greener B. Dirty C. Cleaner D. Fresher
14. If there is a rubbish bin in every class, the classroom will become__________________.
A. Harmful B. Lighter C. Dirtier D. Cleaner
15. If we all use __________________ bags, we will help the environment.
A. New B. Cheap C. Reusable D. Reduced
16. This newspaper is made of __________________ paper.
A. Recycle B. Recycled C. Old D. Waste
17. Please collect all the recyclable materials, and take them to the __________________ factory.
A. Recycle B. Recycled C. Recyclable D. Recycling
18. Reduce, reuse, recycle is said to encourage people to waste less, by using less and using things again, in order to __________________ the environment.
A. Harm B. Damage C. Pollute D. Protect
19. These three Rs __________________ reduce, reuse and recycle.
A. Stand up B. Stand for C. Ask for D. Means
20. If you have old clothes, will you give them to those __________________?
A. Needs B. To need C. For needing D. In need
*Practice: Complete the sentences with “because/as/since, if, unless, when, so”.1. We decided to go out for a meal ____________ we had no food at home.
2. He has a very important job ____________ he is particularly well-paid.
3. Can I borrow that book ____________ you’ve finished it?
4. You canh drive a car ____________ you've got a license.
5. No one was watching the television ____________ I switched the television off.
6. ____________ she changed a lot, we didn't recognize her.
7. ____________ you're ready, we can start now.
8. I'm going away for a few days. I’ll phone you ____________ I get back.
9. You should inform the police ____________ your bicycle is stolen.
10. Matthew went to bed ____________ it was too late to go out
* Practice: Rewrite the following sentences with BECAUSE / BECAUSE OF.
1. He couldn’t meet you because of being busy
.............................................................................................................................................................................................
2. Nobody can do this test because of its difficulty
.........................................................................................................................................................................................................
3. She went to bed early because of her sickness
.........................................................................................................................................................................................................
4. Two cars canh pass each other because the road is narrow
.........................................................................................................................................................................................................
5. We spent the whole day in the garden because the weather is lovely.
.........................................................................................................................................................................................................
6. We can’t swim in this part of the river because the water is highly polluted.
.........................................................................................................................................................................................................
Ex: Although/ though/ even though it was raining, we went out.= We went out although/ though/ even though it was raining.
* Practice:
1. He is very rich. He is not happy. (although).
........................................................................................................................................................................................................
2. He tried. He was not successful. (though).
........................................................................................................................................................................................................
3. He got good jobs. He was not satisfied. (even though).
........................................................................................................................................................................................................
4. He often tells lies. Mary believes him. (although).
........................................................................................................................................................................................................
5. She can’t answer my question. She is very intelligent. (although).
........................................................................................................................................................................................................
6. The weather changed, but the picnic went ahead as planned. (though).
........................................................................................................................................................................................................
1.Work late tonight, and I'll pay you well. -> If 2.Recycle waste paper now, and you can help save money and labor. -> If 3.The air is not pure. That's why they don't feel healthy. -> If 4.They speak French to her, so she cannot help them. -> If 5.We don't enjoy our holiday because the weather is bad. -> If
Ex 1: Rewrite using because/because of
1 Mary could not go to school because she was sick
Because of_____
2 Because there was a big storm, I stayed at home
Because of____
3 Because he had finished the paper, he went to sleep
Because of____
4 It was dark, so I could see nothing
Because_____
5 Because of being late, she couldn't come into class
Because_____
Ex 1: Rewrite using because/because of
1 Mary could not go to school because she was sick
Because of_____
2 Because there was a big storm, I stayed at home
Because of____
3 Because he had finished the paper, he went to sleep
Because of____
4 It was dark, so I could see nothing
Because_____
5 Because of being late, she couldn't come into class
Because_____
13. You don’t use the Internet very often,________ ? A. are you B. haven’t you C. don’t you D. do you
14. He thinks that ________ on the Internet is a waste of time. A. chat B. chatting C. chater D. to chat
15. She said I _________ learn harder _________ pass the exam. A. had/ in order to B. should/ so as to C. must/ in order D. will/ so as to
16. He told me that he wasn’t ________ about the next meeting. A. excite B. exciting C. excitement D. excited
17. Everyone must take part in _________ deforestation. A. prevent B. to prevent C. preventing D. prevented
18. There is a football match ............. 6 pm and 8pm. A. at B. between C. from D. after
19. They are ........... by about 640 km of the sea. A. separated B. separate C. separately D. separating
20. How about ............... to the exhibition ? A. going B. go C. goes D. to go
4. If I were you, I would tell him the truth. --->He suggest 5. "Why don't you put an ad in the local newspaper?" They said to me. →They suggest that 6. Why don't we spend our weekend on the farm? -->I suggest 7. Why don't we save energy by using energy-saving bulls? -->I suggest 8. Why not take solid waste to recycle center? → They suggest solid waste 9. "Why don't we stop working and take a rest, Peter? you look tired" → I suggest that. 10. The doctor advised us to drink a lot of water to prevent sickness. -->The doctor suggest 11. Why don't we organize a show to raise money for the poor. → I suggest 12. What about swimming in the river this afternoon. → I suggest 13. Let's help the elderly people and war invalids with their chores. → I suggest 14. Why don't you take a shower to save water? → I suggest 15. I suggest doing some reading everyday. →Why 16. Why don't we organize a show to raise money? → I suggest
4. If I were you, I would tell him the truth. --->He suggest 5. "Why don't you put an ad in the local newspaper?" They said to me. →They suggest that 6. Why don't we spend our weekend on the farm? -->I suggest 7. Why don't we save energy by using energy-saving bulls? -->I suggest 8. Why not take solid waste to recycle center? → They suggest solid waste 9. "Why don't we stop working and take a rest, Peter? you look tired" → I suggest that. 10. The doctor advised us to drink a lot of water to prevent sickness. -->The doctor suggest 11. Why don't we organize a show to raise money for the poor. → I suggest 12. What about swimming in the river this afternoon. → I suggest 13. Let's help the elderly people and war invalids with their chores. → I suggest 14. Why don't you take a shower to save water? → I suggest 15. I suggest doing some reading everyday. →Why 16. Why don't we organize a show to raise money? → I suggest