Question

阅读下面短文， 从各题所给的四个选项中选出最佳答案。

Ben and his classmates are watching a DVD about the environment. A long time ago, most towns and villages were very small. The number of people   1   lived in every country was much smaller than it is today, too. There was   2   heavy industry. People did not use chemicals. There were no motor vehicles and there were no factories. So there was very   3   pollution.        Sadly, our environment is much dirtier than   4   was in the past. This is a   5   because the best way for us to be healthy is to live in a clean environment.       The air and water are much dirtier than they   6   be. The chemical factories and cars   7   terrible gas. The water   8   with chemicals from the factories and ships. This means we are destroying our home little by little. In the DVD we will try to find ways to   9   our environment cleaner and find ways to stop future pollution. We hope you will learn   10   you can help make the world a cleaner and healthier place.

(     ) 1. A. who        (     ) 2. A. not       (     ) 3. A. much      (     ) 4. A. he        (     ) 5. A. question  (     ) 6. A. used to   (     ) 7. A. clone     (     ) 8. A. pollutes   (     ) 9. A. consider   (     ) 10. A. because  B. which         B. no          B. many          B. she            B. bridge        B. are used to     B. afford        B. polluted    B. give          B. how         C. whose          C. few            C. a little       C. one            C. problem        C. were used to   C. take           C. is polluted    C. make           C. what         D. whom           D. a few          D. little         D. it             D. difficulty     D. was used to         D. produce        D. has polluted    D. develop      D. why

Answer 1

1-5 ABDDC   6-10 ADCCB