问题 选择题

A working party(工作组) has been set up to ________ the problem.

A.look through

B.look up

C.look into

D.look out

答案

:C

:短语辨析。A仔细检查;B查找;C调查;D当心;句意:一个工作组已经被成立来调查这个问题。根据句意说明C正确。

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