1 . The boy pretended _________(exchange) ideas with his partner when the teacher approached. (所给词的适当形式填空)

2 . He pretended ________ books when his father came in.
父亲进来的时候，他假装正在看书。

3 . When his mother came into his room, Jimmy pretended ________ (read) an English article. （所给词的适当形式填空）

4 . 当老师进来时，他假装正在看书。（pretend）(汉译英）

5 . He pretended_________(clean) his room when his mother strode in. (所给词的适当形式填空)

6 . A pilot noticed a balloon which seemed to be _________ a Royal Air Force Station nearby. （根据句意填空）

7 . He pretended _______________ (read) attentively when his mother came into his room. （所给单词适当形式填空）

8 . 老师走进教室时, 学生们假装正在为即将到来的考试做准备。(汉译英)

9 . When the boss came in, the workers pretended ___________ hard on their machines.

A．to work

B．to have worked

C．working

D．to be working

10 . When his mother came in, the boy pretended ______.

A．reading	B．being read
C．to read	D．to be reading