1 . ________ people can do that day is to start changing lifestyles to reduce their carbon footprint. （用适当的词填空）

2 . Dr. Hart says ______ he really admires is the way ______ she has acknowledged good health not only makes her more beautiful, but happier too.

A．which, that

B．that, what

C．what, that

D．that, which

3 . In my opinion, ______ makes the novel so extraordinary is the creative imagination of the writer.

A．which

B．what

C．that

D．whether

4 . A typical Chinese wedding nowadays goes like this: when a new couple is engaged, __________ follows is a choice of the date of their marriage. (用适当的词填空)

5 . ________ excited the engineer most was that he eventually succeeded in ________ seemed to be the most difficult challenge to him.

A．That; what

B．What; what

C．That; that

D．What; that

6 . Didn’t it ever occur to you         the English poem was about? Understanding its theme is the most important thing.

A．that

B．how

C．what

D．whether

7 . ______ is known to all is that the old scientist, ______ Chinese people are proud of, is still devoted to advancing the medical development.

A．As; whom

B．What; whose

C．It; whose

D．What; whom

8 . ______, as a matter of fact, has been put forward at the conference is ______ the government should motivate the graduates to set up their own business.

A．What; that

B．It; what

C．What; what

D．That; that

9 . 坦白说，你昨天在会上表达的观点还是有争议的。(controversial)(汉译英)