用动词的适当形式填空。
1. He _____ (have) to _____ (clean) her room last night.  
2. Please _____  (put) your hand up if you know the answer.  
3. She _____ (not have) to wear her sweater. It's hot today.  
4. We can _____ (see) the words "No _____ (listen) to music".  
5. _____ (not arrive) late for the meeting.  
6. He _____ (enjoy) _____ (help) his father _____ (clean) the car.  
7. The rules make us _____ (feel) sad.  
8. Look! The two boys _____  (fight).  
9. Do you often do some _____  (wash) on weekends?  
10. Beckham usually _____ (wear) his hat in a strange way.