I. Choose the word that doesn’t belong to the group.

1. A. tree B. reuse C. reduce D. buy

2. A. throw B. recycle C. pollute D. cut down

3. A. air B. water C. soil D. pollution

4. A. glass B. paper C. bottle D. reduce

II. Choose the word or phrase that best completes each unfinished sentence.

1. If someone into the store, smile and say, “May I help you?”

A. comes B. came C. will come D. would come

2. If you all of my questions, I anything to help you.

A. don’t answer / can’t do B. didn’t answer/ won’t do

C. wouldn’t answer/ can’t do D. wouldn’t answer/ couldn’t do

3. “Here’s my phone number.” - “Thanks, I you a call if I some help.”

A. will give / will need B. would give/ needed

C. give/ need D. will give/ need

4. The teacher was absent today, so the class was canceled. If she absent again tomorrow, class tomorrow, too.

A. is / will cancel B. is/ will be canceled

C. was / would be canceled D. was/ would cancel

5. I won’t lend you this money you promise to pay it back.

A. in case B. if C. otherwise D. unless

6. there are some more ideas, we can end the meeting now.

A. Unless B. If C. As if D. In case

7. “It’s really raining.” “Yes. If the weather , we’ll have to camp somewhere else.

A. would get worse B. might get worse

C. gets worse D. should get worse

8. If anyone , him I back at 9 o’clock.

A. calls / tell / will be B. called / telling / would be

C. is calling / tells / am D. will call / to tell / am

9. If she asks for money, I her.

A. will give B. gave C. would give D. would have given

10. If I this exam, I’ll go to the university next summer.

A. pass B. to pass C. had passed D. passed

11. more information, please telephone our main office.

A. If you will need B. Should you need

C. You should need D. If you needed

12. If Jack refuses to help, we manage without him.

A. have to B. will have to

C. had to D. are having to

13. I cannot buy a new computer I save enough money.

A. if B. even if C. unless D. as if

14. You will get a good seat if you first.

A. come B. came C. have come D. will come

15. We’ll be late unless we now.

A. leave B. don’t leave C. had left D. have left

16. We can reuse .

A. water B. air C. noise D. bottles

17. What does “reduce” mean?

A. using something again B. using something more

C. using something less D. collect something

18. What does “reuse” mean?

A. using something again B. using something more

C. using something less D. collect something

19. We shouldn’t rubbish on the street.

A. throw B. reuse C. wrap D. turn off

20. Polluted water can make fish .

A. live B. sleep C. grow D. die

21. We can use empty to make pencil boxes.

A. paper B. bottles C. bulbs D. plastic bag

22. Turn the lights when we go out.

A. of B. off C. on D. up

23. People should stop using so energy.

A. more B. less C. many D. much

24. Planting more to reduce pollution.

A. does B. flowers C. trees D. grass

25. means giving things to people in need.

A. Swap B. Charity C. Reuse D. Recycle

III. Choose the correct word.

1. If we miss/ willmiss the bus, we take/ will take the taxi.

2. I come/ will come over to your house if you rent/ will rent a DVD.

3. They see/ willsee the new Lara Croft film if they go/will go to the cinema.

4. She goes/ will go to the party if you invite/ will invite her.

5. You are/ will be on time if you run/ will run.

6. If he doesn’t stop/ won’t stop smoking, he has/ will have problems later.

7. If you help/ will help me, I lend/ will lend you that Beyonce’ CD.

8. If you don’t eat/ won’t eat fruits, you get/ will get a cold one day.

V. Identify the one underlined word or phrase that must be changed to make the sentence correct.

1. If someone came into the store, smile and say, “May I help you?”

A B C D

2. If you try these cosmetics, you look five years younger.

A B C D

3. If you do not understand what were written in the book, you could ask Mr. Pike.

A B C D

4. I will come to meet Mr. Pike and tell him about your problems if you didn’t solve them yourself.

A B C D

5. Sam will not graduate unless he doesn’t pass all the tests.

A B C D

6. If there isn’t enoughfood, we couldn’t continue our journey.

A B C D

7. Unless you pour oil on water, it will float.

A B C D

8. You haveto take a taxi home if you want to leave now.

A B C D

9. If anyone will phone, tell them I’ll be back at 11:00.

A B C D

10. We can hire a minibusif therewill be enough people.

A B C D

I. Complete the passage with the words given in the box.

Ba’s class has a (1) on waste paper. His friends are so to learn that every day throughout the world, millions of newspapers and paper bags are (3) away. People are collecting waste paper and (4) it. Making paper (5) a lot of trees and labor. Now if people don’t (6) paper, they can save (7) and money. Especially, people can save the natural (8) . For every (9) of recycled newsprint, ten trees can be saved. The more paper people save, the more natural resources are (10) .

II. Read the text. Each of the sentences has one mistake. Find and correct the mistakes.

AN ECO HOME

John Kangister and his wife, Kathy, live in an interesting house. It’s an eco home. Eco homes don’t harm the environment. They don’t use coal or oil, so they don’t produce dangerous gases.

John and Kathy’s eco home is in California, USA. It looks like a house from one of The Lord of the Rings films. Most of the house is underground. The house was very cheap to build. It has wooden walls and floors. The windows are recycled glass. There are solar panels to make electricity for the lights, DVD players, and computers. John and Kathy get water from a well and they grow vegetables in the mud on top of the house.

Now John and Kathy don’t want to live anywhere else. They love their home because it helps the planet greener and it looks fantastic. They think that eco homes are a great idea for everyone.

1. Eco home don’t produce dangerous chemicals.

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2. Eco homes don’t use electricity.

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3. The house was expensive to build.

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4. The eco home has some floors.

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5. John and Kathy grow flowers on top of the house.

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III. Read the passage carefully, and then answer the questions.

GETTING BACK TO NATURE

The Little Morocco is a beautiful building. We used stone and mud to build the hotel. There are skylights – windows in the roof to let light in – so we save electricity. The skylights give us light in the day, so we don’t use electric lights. We don’t use chemicals to clean the rooms because we don’t want to damage the environment.

You can walk in the mountains near the hotel and see lots of local wildlife. Enjoy a boat trip on the lake and see the amazing waterfalls, or visit the beautiful caves.

1. What did they use to build the hotel?

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2. How can the skylights help us to save electricity?

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3. Why don’t they use chemicals to clean the rooms?

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4. What can you see in the mountains?

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5. What can you see when enjoying a boat trip on the lake?

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I. Rewrite these sentences, using an “if” construction.

Ex: I will go there. I will buy you a dog.

→ If I go there, I will buy you a dog.

1. He smokes so much, perhaps that’s why he can’t get rid of his cough,

→ .....................................................................................................................................................

2. She is very shy, that’s why she doesn’t enjoy parties.

→ .....................................................................................................................................................

3. I haven’t the right change so we can’t get tickets from the machine.

→ .....................................................................................................................................................

4. They speak French to her, not English, so her English doesn’t improve.

→ .....................................................................................................................................................

5. He doesn’t work overtime, so he doesn’t earn as much as I do.

→ .....................................................................................................................................................

6. My number isn’t in the directory so people don’t ring me up.

→ .....................................................................................................................................................

7. He is very thin perhaps that’s why he feels very cold.

→ .....................................................................................................................................................

8. I’m fat; that’s why I can’t get through the bathroom’s window.

→ .....................................................................................................................................................

9. He doesn’t help me, possible because I never ask him for help.

→ .....................................................................................................................................................

10. I can’t drive so we can’t take the car.

→ .....................................................................................................................................................