1 . Students are encouraged to p_________ in some social practice.

2 . The reporters got to the airport, ______the pop star had gone.

A．only to tell	B．only to be told
C．only to have been told	D．only to have told

3 . I ran all the way home because I was very eager to ________ (宣布) to my parents the good news that I was admitted by the Peking University. （根据汉语提示单词拼写）

4 . It is difficult to p__________ meat in summer in the past.

5 . I have no time to __________ (聊天) with you.

6 . It is not easy to b____ yourself when you first try skating.

7 . The stadium is large enough to a________100,000 viewers. （根据首字母单词拼写）

8 . He was forced to r           as chairman for the great losses he had made。

10 . We were able to c________ the students of the necessity for wider reading.