用所给词的正确形式填空。
1. Do you know the boy _______ (name) Jhon?
2. They will show us a _______ (surprise) picture in class.
3. English is _______ (difficult) than we think.
4. The bridge _______ (build ) since I came here.
5. I hear that they _______ (arrive)in one week.
6. Listen! Can you hear a baby _______ (cry)?
7. They will spend two years _______ (grow) some more trees on the hill.
8. This kind of paper _______ (make) from wood.
9. Kate _______ (be) to China twice since 1989.
10. Li Lei _______ (watch ) TV when I saw him last Sunday.
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