1 . The problems ____________ (discuss) yesterday had nothing to do with him. (所给词的适当形式填空)

2 . I think the dictionary _____________(publish) this year is worthy of being bought. (所给词的适当形式填空)

3 . Most of us didn’t like the table ________ (advertise) in the magazine. (所给词的适当形式填空)

4 . There are many serious health problems __________(associate) with smoking. (所给词的适当形式填空)

5 . The first landmark ________ my eye is the Qingshuihe Bridge, the world’s longest bridge ________over permafrost (永久冻土).

A．to catch; built

B．caught; built

C．catching; built

D．to catch; building

6 . The book, _________a true story, came out last month and turned out to be a bestseller.

A．basing on

B．to be based on

C．based on

D．is based on

7 . The 80, 000 objects ________ (collect) by Sir Hans Sloane, for example, formed the core collection of the British Museum in 1759. （所给词的适当形式填空）

8 . We were all amused to watch two __________(train) elephant perform dances.

9 . Instead of relaxing evenings _____________ (spend) with friends, Leonardo preferred studying Latin by himself.

10 . Many people think that the _____________ (preserve) food is harmful to health.