题目内容

The report shows that over half of the women are suffering second-hand smoke at the workplace.

A.in
B.for
C.on
D. from

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Our goal is to fulfill the needs of our clients,challenging they may be.

A.however
B.whenever
C.wherever
D.whatever

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A.he leaves
B.has he left
C.he left
D. A) did he leave

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A.will finish
B.would have finished
C.have finished
D. had finished

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