动词填空：用括号内所给动词适当形式填空。
1. Many families can’t afford ____________(buy) new houses because of the high prices.
2. My aunt ___________(teach) English in that school for nearly 20 years.
3. Only two patients ___________(operate) on by the famous doctor the day before yesterday.
4. They are busy doing all they can ___________(cure) the blind boy.
5. _______ the men __________(carry) the goods to the village when it suddenly began to snow?
6. Many traffic accidents can __________(prevent) if the drivers are careful enough.
7. The children will give the flowers to the film star when she ________(appear)
8. He would not mind ________(plan) things, so you may ask him to help you organize the party.
9. He (speak) in front of the whole school at the moment.
10.Will you please (share) your room with me ?
