1 . The thieves happened ________(quarrel) about the treasure when the police went in. (所给词的适当形式填空)

2 . He pretended ________________(work) hard when his boss passed him. (所给词的适当形式填空)

3 . —Do you watch TV in the evening?
—Seldom recently. I'd rather read than watch TV. The programs seem____________(get) worse all the time. (所给词的适当形式填空)

4 . 他们似乎正在做一些奇怪的事情。
They seem to____________________ something strange

5 . When the boss came in, the workers pretended _________ (work) hard on their machines. （用所给单词适当形式填空）

6 . He is said ________________ (write) the novel now. (所给词的适当形式填空）

7 . She pretended_________ (listen) carefully, but in fact her mind has already wandered away. (所给词的正确形式填空)

8 . The teachers present seemed_____________(have) a meeting when I passed the meeting room. (所给词的适当形式填空）

9 . When the policeman came, I pretended _________________for the material so that he couldn’t notice me.

A．to look

B．to be looking

C．to have looked

D．to have been looking