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素能提升演练（十七）
选修6 Unit 17
Ⅰ．单词拼写
1. Middle school students in China are ________ (禁止)to smoke.
2. Are you positively ________ (相信) that he is not coming back?
3. Big cities have theatres, films, basketball matches and many other ________ (娱乐活动).
4. George showed me to the guest-room which, he said, was ________ (很少)used.
5. I was filled with ________ (惊异)at her strange action.
6. It’s ________ (难以置信的)that my wallet was stolen.
7. Children are raised to be independent and ________ (细心的，谨慎的), with a strong sense of self-esteem.
8. Many people ________ (饥饿)to death in the world each year.
9. The ecological environment will be improved, and the relationship between man
