1 . The building had been repaired, _______________ roof was destroyed again in a big fire. (用适当的词填空)

2 . Our special thanks go to thousands of volunteers, without________ tireless work, none of this would be possible.

A．that

B．whose

C．which

D．whom

3 . Last week, we watched Beijing Opera,          style was unfamiliar to most of us.

A．what

B．which

C．where

D．whose

4 . Doctors recommend doing regular exercise, _________ effect can be easily seen after one month. (用适当的词填空)

5 . Mo Yan, many of________works were based on his experience in his birth place, was awarded the Nobel Prize in Literature 2012. (用适当的词填空)

7 . The newly-built cafe, ____________are painted light green, is really a peaceful place for us, especially after hard work.
这家新建成的咖啡馆，墙被刷成了浅绿色，对我们来说真是一个安静的地方，特别是在辛苦工作后。

8 . The play, ______ style is rigidly formal, is typical of the period. (用适当的词填空)

9 . Thomas, with ________ help I have made great progress in English, is highly thought of by us. (用适当的词填空)

10 . Ms. Manhart is a mother of two, ________ husband is also in the air force.(用适当的词填空)