-Talking loudly in a library is impolite.-In fact,we should also take care not to cough or sneeze loudly in public. A. look after B. be careful C. take care of D. look up 题目和参考答案——青夏教育精英家教网—

题目内容

3. —Talking loudly in a library is impolite.

—In fact,we should also take care not to cough or sneeze loudly in public.

A. look after B. be careful

C. take care of D. look up

3. B

take care “注意，当心”，同义短语为be careful。

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