10.I ________________ an old school friend in Oxford Street this morning.

(二)根据句子意思写出括号内所给单词的恰当形式。

9.It is desirable that we should _______________ the poor at Christmas.

8.I’m glad to help people____________.　

7.The steam ____________________during the hot summer.

6.Whether you go or not __________________________to me.

5.When they did not __________ her,they feared the worst.

4.He has left the paint to _____________.　

3.I ______________see the exhibit.　

2.Everyone in the class is expected to_______________the discussion.

1.The papers were______________of his pocket.