用单词的适当形式填空。
1. "Where ________ (be) you yesterday?" "I was in the library."
2. Danny ________ (break) his tail at the Palace Museum last week.
3. Look! Jenny is ________ (look) out of the window of the train.
4. The rain is raining ________. (heavy).
5. Look! They are singing and ________ (dance) under the tree,
6. Tom asked his mother ________ (give) the book to him.
7. I fell off the bike and ________ (hurt) my leg.
8. Does she like these ________ (葡萄).
9. They are doing ________ (they) homework in the classroom now.
10. Let's ________ (听) to our teacher.
11. The ________ (child) are packing their suitcases. They are going to Beijing.
12. My father ________ (go) to the factory from Monday to Friday.
13. I can see some girls ________ (run) on the square.
14. Laughing ________ (loud) is good for your health.
15. An airplane is ________ (fast) than a bus.