IV. Choose the best answer A, B, C or D.

1. ………….. loss can be caused by noise pollution.

A. Sound B. Hearing C. Listening D. Audio

2. Ships spill oil in oceans and rivers. This leads …….. the death of many aquatic animals and plants. A. to B. in C. from D. at

3. Households pollute water sources by ……….. waste into ponds, lakes, and rivers. A. damaging B. dumping C. losing D. leading

4. This month’s electricity bill is too high …….. the air conditioner is turned on all the time. A. since B. due to C. although D. because of

5. The government has come ………….. a solution to the water problems of the city. A. up to B. up with C. to with D. on to

6. All the aquatic plants and animals will die if the factory …….. dumping poison into the lake. A. will keep B. to keep C. kept D. keeps

7. A lot of fish has died recently because of the ………….. water in this lake. A. contaminating B. contaminated C. contaminate D. contaminant

8. If the air was clean, we ………….. have to wear masks when going out. A. wouldn’t B. won’t C. would D. will

9. If I ………….. you, I ………….. water from that dirty tap. A. am - will drink B. am - won’t drink C. were - would drink D. were - wouldn’t drink

10. If he ………….. trash around his garden, the garden would look very nice now. A. will throw B. would throw C. didn’t throw D. doesn’t throw

III. Correct the verbs form to complete the sentences.

1. If you (go) away, please write to me. 2. If he (eat) another cake, he will be sick. 3. I (not do) that if I (be) you. 4. If he (take) my advice, everything can go well. 5. He never does homework. If he (do) his homework, he (not worry) _________________ about his exam. 6. If Tom (go) to bed earlier, he would not be so tired. 7. If it’s raining heavily, we (not go) for a donkey ride. 8. If he (try) hard, he’ll pass the examination. 9. I could understand the French teacher if she (speak) more slowly. 10. If I (finish) the work in time, I (go) to the football game.

II. Find the word which has a different stress pattern from the others.

1. A. repetitive       B. electrical        C. priority      D. energetic

2. A. national     B. physical        C. arrival    D. natural

3. A. medical     B. national     C. chemical   D. informal 2

4. A. dramatic   B. tornado       C. historic     D. injury

5. A. aquatic      B. problematic    C. heroic    D. degradable

I. Find the word which has a different sound in the underlined part.

1. A. measure     B. leather    C. team      D. feather

2. A. treatment    B. earplug   C. hearing    D. fear

3. A. poison     B. visual       C. measure            D. pleasure

4. A. thermal      B. litter   C. permanent   D. service

5. A. affect    B. cholera    C. pollutant      D. radiation

IV. Rewrite the following sentences as directed.

1. Because I am sick, I don’t go to school today.

=> Because of________________________________________________

2. Since he is young, he isn’t allowed to drive.

=> Because of________________________________________________

3. Because we were late, we missed the first part of the play. (due to)

=> _________________________________________________________

4. Although I waited in a long line, I could buy the last tickets. (despite)

=> _________________________________________________________

5. Although the weather was fine, George didn’t go hiking.

=> In spite of_________________________________________________

6. Because the question is hard, we don’t answer it.

=> Due to____________________________________________________

7. You should eat more vegetables. (If)

=> _________________________________________________________

8. I don’t have lunch, so I feel hungry.

=> If________________________________________________________

9. He can’t go out because he has to study for his exam. (if)

=> _________________________________________________________

10. Because she is lazy, we don’t like her.

=> If________________________________________________________

IV. Rewrite the following sentences as directed.

1. Because I am sick, I don’t go to school today.

=> Because of________________________________________________

2. Since he is young, he isn’t allowed to drive.

=> Because of________________________________________________

3. Because we were late, we missed the first part of the play. (due to)

=> _________________________________________________________

4. Although I waited in a long line, I could buy the last tickets. (despite)

=> _________________________________________________________

5. Although the weather was fine, George didn’t go hiking.

=> In spite of_________________________________________________

6. Because the question is hard, we don’t answer it.

=> Due to____________________________________________________

7. You should eat more vegetables. (If)

=> _________________________________________________________

8. I don’t have lunch, so I feel hungry.

=> If________________________________________________________

9. He can’t go out because he has to study for his exam. (if)

=> _________________________________________________________

10. Because she is lazy, we don’t like her.

=> If________________________________________________________

20. The festival ________ thousands of tourists from all over the world.

A. attractive                B. attracts                    C. attractions               D. attracting

21. The government will provide the poor ________ more comfortable accommodation.

A. with                        B. for                           C. to                            D. in

22. Carl ________ home before we arrived.

A. is going                   B. will go                    C. has gone                 D. had gone

23. After he ________ everything clearly, we started our work.

A. had explained         B. explains                  C. has explained          D. explained

24. My father’s coffee ________ by the waitress.

A. has prepared           B. had prepared           C. prepared                 D. has been prepared

25. The houses ________ by the volunteers tomorrow.

A. will paint                B. will being paint      C. will be painted       D. will painted

26. When they got home last night, someone ________ into their house.

A. had broken             B. broken                    C. has broken              D. broke

27. Many people were ________ in the burning building.

A. trap                         B. trapping                  C. trapped                   D. be trapped

28. The project has been set up to help ________ people.

A. homemade              B. homeless                 C. houseful                  D. household

29. How many languages ________ in Singapore?

A. is spoken                B. are spoken              C. spoken                    D. will speak

30. My dogs ________ care of by my neighbours for a week.

A. were taken              B. have been taken      C. have taken              D. will take