1 . It hasn’t been decided ________ will be our headmaster.

A．which

B．what

C．who

D．that

3 . ________ determines a good meal varies from country to country.

A．That

B．What

C．How

D．which

5 . 让这个孩子最担心的是，他没有被允许去看望在医院里的妈妈。
_________ _________ the child most was his not being allowed to visit his mother in the hospital.

6 . It is unclear ________ the results of this test will convince a judge.

A．what

B．whether

C．why

D．that

7 . 他是否会赢得这场比赛还有待见分晓。(remain) (汉译英)

8 . ______ 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

9 . ______, 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

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