题目内容

He often asked me the question ____ the work was worth doing.

A. whether
B. where
C. that
D. when

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They were all very much worried over the fact ________ you were sick.

A. that
B. what
C. which
D. why

The question _______ should do the work requires consideration.

A. that
B. when
C. where
D. who

We haven't yet settled the question _______ we are going to spend our summer vocation

A. that
B. when
C. where
D. what

It is by no means clear _____________ the president can do to end the strike.

A. how
B. which
C. that
D. what

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