I. 根据括号内所给的汉语提示写出相应的英语单词，并注意运用其正确形式。 1. I have been to many _________（不同的）places in China. 2. Tom is working for a big _________（公司）．
3. I ________（收到）a few postcards from my friends last week.
4. Mr. Smith lives in a small town in the _________（中心）of the country.
5. The football game we watched yesterday was very __________（令人兴奋的）． 6. My father was an _________（工程师）,but he has retired now. 7. He says he has never been __________（在国外）before.
8. Sophie and her sister went to __________（参观）the museum yesterday afternoon.
II. 按照括号中的要求改写下列句子。
1. He and his wife are having dinner now.（用现在完成时改写句子）
2. My mother is opening the window.（用现在完成时改写句子）
3. Helen has done her homework.（用现在进行时改写句子）
4. He got to the cinema. The film had begun.（用before连接两个句子）
5. I was watching television in the living room. The telephone rang.（用when连接两个句子）
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