Jack became seriously ill after in polluted air for many years.A. breathed　B. breath　C. b

发布时间：2020-08-17 07:57:29

Jack became seriously ill after      in polluted air for many years.
A. breathed　
B. breath　
C. breathing　
D. to breathe

网友回答

A. breathed　
B. breath　
(答案→)C. breathing　
D. to breathe
解析：句意：Jack在呼吸了很多年被污染的空气后，病的很严重。Breath与其逻辑主语Jack之间是主动关系，故用现在分词作原因状语，选C。
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