Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions. 1. The water is _____. You can't drink it. A. polluted B. pollution C. polluting D. pollutant 2. I am very _______ in the news. A. interested B. interesting C. interest D. interests 3. Many spacemen could never get back to the Earth because of ____ accidents. A. tragedy B. tragic C. tragically D. tragedies 4. They have no _____ for help. A. expectation B. expect C. expectative D. expectancy 5. Boys and girls may behave _____ in this situation. A. difference B. differing C. different D. differently 6. All of us were _____ that he was successful in the final exam. A. surprising B. surprisingly C. surprise D. surprised 7. One recent ________ in medicine is the development of laser in treating cancer. A. achievements B. achievement C. achiever D. achieved 8. You have to be aware of the damage humans are doing to quicken the ________ of wildlife. A. extinct B. extinctive C. extinctions D. extinction 9. He was finally _________ in his final attempt. A. successful B. successive C. unsuccessful D. success 10. They did everything possible to _______ the police force. A. strengthen B. strengthening C. strength D. stronger 11. I spent a(n)________ night because of my toothache. I’m very tired now. A. sleepy B. sleeping C. sleepless D. asleep 12. His low scores in the mock tests ______ him quite a lot. A. courageous B. encouraging C. discouraged D. encouragement 13. The waste from the chemical factory is extremely ________. A. harmed B. unharmed C. harmful D. harmless 14. The restaurant is now under new ________. A. manager B. manageable C. management D. manager 15. The problem of ________ among young people is hard to solve. A. employment B. employers C. employees D. unemployment

Read the passage and choose the correct answer A,B or C for each gap.

Water pollution is the contamination of bodies of water such as lakes, rivers, oceans, and groundwater (the water beneath the Earth’s surface). It is one of the most serious types of pollution. Water pollution can have many different causes. Factories dump (21)……………….waste into lakes and rivers. Sewage from households is another cause. Farms using pesticides to kill insects and herbicides to kill weeds can also lead to water pollution. These factors cause ‘point source’ pollution while (22)………………from storm water and the atmosphere result in ‘non- point source’ pollution. Water pollution can have dramatic effects. In many poor nations, there are frequent outbreaks of cholera and other diseases (23)………………..people drinking untreated water. Humans can even die if they drink contaminated water. (24)……………water also causes the death of aquatic animals such as fish, crabs, or birds. Other animals eat these dead animals and may also get sick. In addition, herbicides in water can kill aquatic plants and (25)…………..further damage to the environment. So what should we do to reduce water pollution?

21. A. industry B. industrial C. technology

22. A. pollutants B. pollution C. polluted

23. A. because B. because of C. so

24. A. Polluting B. Pollute C. Polluted

25. A. get B. has C. cause

1. _____________ is chemical used for killing insects

A. Pollutant B. Dynamite C. Pesticed D. Deforestation

2. We have to take our own rubbish to the _______

A. environment B. garbage dump C. refreshment D. pollution

3. The air in the city is very _______ with exhaust fumes.

A. disappointed B. pleasant C. pure D. polluted

4. We couldn't go on a picnic as planned __________ it was rainning hard .

A. hower B. but C. because D. so

5. I think we should ___________ lazy students from throwing trash

A. prevent B. reduce C. persuade D. save

6. She is very tired , ________ she goes on revising the lesson.

A. because B. so C. but D. and

7. __________ reducing water pollution ?

A. Why not B. Why don't you C. Won't you D. How about

30.When (visual/ thermal/ light/ radioactive) pollution happens, the water temperature in streams, rivers or oceans changes. 31.We can’t see stars at night (because of/ because/ since/ due) the light pollution.

32. If you (was / were/ are/ could be) in my position, you would understand me.

33. If the water temperature (increase/ increases/ is increased/ increased), some aquatic creatures will be unable to reproduce. 34. Because the water is polluted, (aquatic/ electric/ chemical/ fresh) plants may also die

35. (Noise/ Headache/ Earplug/ Symptom) is any sound that is loud and constant

36. Do you know what (polluted/ pollute/ pollution/ pollutant) cause air pollution

37. (Poison/ Poisonous/ Poisoning/ Poisoned) chemical waste is dumped into the river by many factories

38. The (dead/ die/ death/ died) fish are floating in the water.

39. We plant trees, (due to/ because/ because of/ so) we can have fresh air

40. When the loudness of sounds is more than (20 dBs/ 30dBs/ 50 dBs/ 70dBs), noise pollution happens

41. Too much carbon dioxide (CO2) in the atmosphere (causes/ lead/ result/ make) to global warming

42. Waste from households will gradually (contamination/contaminate/contaminant/ contaminated) the lake.

43.When (visual/ thermal/ light/ radioactive) pollution happens, the water temperature in streams, rivers or oceans changes. 44. Many seabirds were (die/ death/ dead/ died) because of the oil spill

. 45. (Aquatic/ Electric/ Chemical/ Fresh) plants may also die because of the polluted water

46. If we (polluted/ pollute/ pollution/ pollutant) the air, more people will have breathing problems

47. If you can experience noise pollution for a long time, you can have headache, high blood pressure and (hearing loss/ contaminant/cough/ radiation)

18. The water was so polluted that the explorers could not drink it.

         A. The water was too polluted for the explorers to drink .

         B. The water was  polluted enough for the explorers to drink .

         C. The water was too polluted for the explorers  drinking .

         D. The water was polluted enough for the explorers drinking.

19. His doctor advised him ……………smoking, but he find it impossible ………..his habit.

         A. stopped / quit        B. To stop/ quitting    C. stopping/ for quitting          D. to stop/ to quit

20. The company was made …………….100.000 USD in taxes.

         A. pay                            B. to pay                       C. paying                           D. paid

21. I hear you are preparing …………….for Australia.

         A. leaves                       B. to leave                    C. leaving                          D. left

22. The children were eager …………. their parents.

         A. to see                        B. see                             C. seeing                            D. saw

23. I would rather ………….at home.

         A. to stay                      B. staying                      C. stayed                           D. stay

24. He refused …………….her ………….for herself.

         A. to allow / think      B. allow / to think      C. allowing / thinking    D. to allow / to think

25. I keep getting this pain in my leg. I think I would better ……………a doctor.

         A. seeing                       B. to see                        C. see                                 D. x

26. It is impossible for her ………….the office.

         A. ringing                      B. ring                            C. to ring                           D. rang

27. The government has few options except …………….interest rates high.

         A. keeps                        B. to keep                     C. keeping                         D. of keeping

28. Have you got time …………….the report today.

         A. finishes                     B. to finish                    C. finishing                        D. finished

29. She is in a hurry. She has a train ……………….

         A. catching                   B. catches                     C. to catch                        D. caught

30. John, I have something interesting …...you but you have to promise …...it secret.

         A. for telling / keeping                                      B. to tell / keep                C. to tell / to keep  D. told / kept

31. The guards were watching a shoplifter ………….along the shop windows.

         A. go                              B. to go                         C. went                              D. gone

32. The skiers would rather ……………through the mountain than go by bus.

         A. to travel on train   B. traveled by train    C. travel by train             D. traveling by train