Question

My aim in life is to save the environment for future generations. I want to become an environmentalist(环保主义者)  31  I finish school. Too many people think that pollution   32  be stopped if we want the economy to continue developing. But that is ridiculous（可笑的）. We can  33  waste from factories if we are smart about what we buy. I want to teach people to buy recycled products. The production of recycled things is much  34  for the environment, because it means we do not need to cut down more trees and cause the destruction of more forests. The population will still grow,  35  Earth will not have to suffer. We should also pay attention   36   what we eat. People should take responsibility for not buying certain kinds of fish, because there are not many left in the  37  .

We also have  38  problem with industry. The number of people in the world   39  growing, and we are producing more rubbish. What if we run out of space? If we all work together, we can solve these problems and keep our  40  clean and healthy.

31. A. after           B. before               C. though             D. unless

32. A. needn’t         B. mustn’t              C. daren’t             D. cannot

33. A. raise           B. reduce               C. produce            D. increase

34. A. worse          B. less                  C. better              D. fewer

35. A. but            B. and                  C. so                 D. or

36. A. on             B. for                  C. at                  D. to

37. A. forest          B. field                 C. ocean               D. mud

38. A. an            B. the                  C. /                   D. a

39. A. kept           B. keeps               C. keep               D. have kept

40. A. Earth          B. Sun                 C. Moon               D..Mars

Answer 1

 ADBCA DCDBA