1 . The cashless paying system ____________ (install) three years ago helps reduce students queueing time. (所给词的适当形式填空)

2 . What do you think of the party ________ last night? (hold)(所给词的适当形式填空)

3 . A rescue worker risked his life saving two tourists _________(trap) in the mountains for two days. (所给词的适当形式填空)

4 . In this library, you can use your own computer to connect to Wi-Fi specially ________ (prepare) for readers. （所给词的适当形式填空）

5 . Mr. Bean is a(n) __________ ___________comedy character. （国际知名／公认的）

6 . I never realized there was so much i____________ in baking a cake.

7 . The five young men______by the police last week are being questioned in connection with one of the attacks.

A．arrested

B．to be arrested

C．being arrested

D．arresting

8 . She insisted that she ________ at the airport the suspect (嫌疑人)________ her husband's murder two years before.

A．had seen; associating with	B．should see; associated with
C．see; associated with	D．had seen; associated with

9 . At last, people ___________ in the collapsed building were rescued.

A．were trapped	B．are trapped
C．trapped	D．being trapped

10 . The new theme park, _________ last year, has received 27 million visitors so far.

A．open	B．opened
C．being opened	D．to open