Nhờ mn và Đỗ Thanh Hải Ạ 22. A lot of fish has died recently because of the _____________ water in this lake. A. contaminating B. contaminated C. contaminate D. contaminant 23. If the air was clean, we _____________ have to wear masks when going out. A. wouldn’t B. won’t C. would D. will 24. 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 25. 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 26. Price and availability are the _____________ factors that will determine product success. A. critical B. musical C. physical D. medical 27. If it rains, we _____________ the match. A. cancel B. will cancel C. cancelled D. cancelling 28. If I were a tree, I _____________ the rain. A. love B. loved C. will love D. would love 29. The decor inside the house was very_____________. A. fantastic B. electric C. mechanic D. artistic 30. If she _____________ late, we will go without her. A. am B. is C. was D. were 31. If I _____________ where she lived, I would go and see her. A. know B. knows C. to know D. knew 32. We need to be more _____________ about this problem. A. scientific B. majestic C. domestic D. alphabetic 33. The election campaign has been focused mainly on _____________ issues. A. dialectical B. energetic C. domestic D. conical 34. If I _____________ the lottery, I would be a millionaire. A. win B. wins C. winning D. won 35. I will discuss that problem with him if I _____________ him tomorrow. A. see B. sees C. to see D. seeing 36. If I knew Chinese, I _____________ for job in China. A. will apply B. would apply C. will be applied D. would be applied 37. She was unable to find a _____________ job. A. important B. importantly C. permanent D. permanently 38. Any company found to be breaking these rules will be heavily _____________. A. fined B. done C. made D. got 39. These figures are for _____________ purposes only. A. illustrate B. illustrating C. illustrative D. illustration 40. I would go jogging with Mark if he _____________ here today. A. is B. will be C. were D. would be 41. Many species of wildlife are becoming extinct, _____________ the rainforests are being destroyed. A. therefore B. since C. consequently D. so 42. Hemp can be used to make paper, _____________ it could reduce the need for logging. A. consequently B. due to C. so D. since 43. _____________ logging provides jobs and profits, the government is reluctant to control it. A . So B. Consequently C. Since D. Due to 44. Hemp was grown throughout history_____________ its versatility; it can be used to make many different things. A. due to B. because C. since D. as a result 45. Hemp is related to the marijuana plant; _____________ it is illegal in many countries. A. so B. due to C. as a result D. because 46. The polluted chemical waste was dumped into the ocean; _____________,the mass of fish died. A. because B. as C. because of D. consequently 47. It was guessed that the fish died_____________ a powerful toxin in the sea water. A. because of B. because C. since D. as a result 48. Many species in BC are threatened _____________ logging. A. so B. because C. since D. due to 49. Smoking can_____________ heart disease. A. lead to B. create C. causes D. due to 50. Radioactive pollution is increasing _____________ the increased use of radioactivity. A. as B. since C. because of D. because

UNIT 7 C. MULTIPLE CHOICE I. Choose the best answer to complete each of the following sentences. 1. If I were you, I _____________ for a new car to buy. A. would look B. will look C. look D. looking 2. If Jenny _____________ ill, she would go out with us. A. isn't B. aren't C. wasn't D. not been 3. If there _____________ fewer cars on the road, there would be less accident. A. is B. were C. are D. be 4. If people really cared about environment, they _____________ waste into rivers. A. didn't dump B. don't dump C. shan't dump D. wouldn't dump 5. You _____________ so tired if you went to bed earlier. A. won't be B shan't be C. couldn't be D. wouldn't be 6. If you really _____________ me, you would buy me a diamond ring. A. loved B. love C. loves D. loving 7. If I knew where she lived, I _____________ and see her. A. will go B. would go C. should go D. went 8. If I _____________ taller, I would buy this dress. A. am B. are C. were D. being 9. Filters do not remove all _____________ from water. A. contaminate B. contaminants C. contaminating D. contamination 10. _____________ is found under the ground in soil, rocks, etc. A. sea water B. salt water C. groundwater D. hot water 11. If I won a lottery, I _____________ a lot on charity. A. spend B. spent C. will spend D. would spend 12. If the supermarket is open, I _____________ some food there. A. will buy B. would buy C. bought D. has bought 13. I will talk to her if you _____________ to do it. A. won't want B. didn't want C. don't want D. doesn't want 14. If I _____________ more money, I would buy a better car. A. have B. had C. will have D. would have 15. The farmer had put down some rat _____________. A. poisoning B. poisoner C. poisoned D. poison 16. _____________ loss can be caused by noise pollution. A. sound B. hearing C. listening D. audio 17. 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 18. Households pollute water sources by _____________ waste into ponds, lakes, and rivers. A. damaging B. dumping C. losing D. leading 19. 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 20. 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 21. All the aquatic plants and animals will die if the factory_____________ dumping poison into the lake.

UNIT 12 E. VERB FORMS I. Complete the following sentences with the correct form of the verbs in brackets. 1. It is predicted that most vehicles on road (run on) _____________solar energy in the future. 2. Are you sure that people (not use) _____________landline phone in the next decades? 3. She said that she (never believe) _____________in telepathy. 4. My teacher said that your presentation (can be) _____________better if you (use)_____________more body language to express your ideas. 5. My cousin said that he (study) _____________archeology when he (go)_____________to university. 6. For over 130 years, Akubra hats (make) _____________its legendary stories in Australia. 7. My friend asked me how I (feel) _____________if someone gave me a brand new MacBook. 8. First names (use) _____________more commonly in Australia than other countries. 9.They get sick so often. If they exercised more, they (be) _____________healthier. 10. At this moment next year, I (lie) _____________on Maldives beach. 11. If he (be able to turn) _____________back to childhood, he (spend)_____________more time with his friends. 12. The ship (swallow)_____________by the sea before the rescue team (come) _____________ 13. By 9 p.m last night, I (accomplish) _____________my essay writing on tourism. 14. They asked what I (do) _____________if I (be) _____________there during that hurricane. 15. Can you come over my house after 9 a.m. tomorrow? I (go)_____________ out until 8.45 a.m.

UNIT 11 E. VERB FORMS I. Complete the following sentences with the correct form of the verbs in brackets. 1. Jack and Sue said that they (go) _____________ cycling the day after tomorrow. 2. I don't feel like going out tonight. I think I just (go) _____________ to bed. 3. In the future, robots (be)_____________ able (do)_____________ everything. 4. He said that robots (can do) _____________many things for us, but they might not (enhance) _____________ totally the quality of our lives 5. This time next month she (go) _____________ on a business trip to Australia? 6. They asked me if I (see) _____________ Mr. Smith the previous day. 7. When I (rang) _____________ Nam last week, he said he (be) _____________ busy that day. 8. When I called, Susan said she (give) _____________ the dog a bath so she (ask) _____________ me (phone) _____________ back in half an hour. 9. His teacher thinks that she (be)_____________ a famous musician one day. 10. Mai said that she (travel) _____________to Australia the following year. 11. We reminded Mark (not be)_____________ late for our appointment the next day. 12. In the future, e-learning (replace)_____________ traditional schools and millions of people around the world (be)_____________ able (study)_____________ the similar online lesson at the same time. 13. Technician said fuel used and carbon dioxide released from vehicles (be)_____________ reduced by a new cruise control. 14. The girl is having flu now. She (take) _____________ part in the contest next week? 15. We believed that advances in medical science (will) _____________ help people (live) _____________ longer. 16. She said that she (use)_____________ solar panels because they (be)_____________ cheaper than electricity.