The pillshim.If only he had taken them regularly.A. could helpB. may helpC. must have help

发布时间：2020-08-16 21:05:55

The pills     him.If only he had taken them regularly.
A. could help
B. may help
C. must have helped
D. might have helped

网友回答

A. could help
B. may help
C. must have helped
(答案→)D. might have helped
解析：考查情态动词用法。意为要是他经常服药，那些药本可能有他有帮助。 根据if only he had taken 可知，是对过去的虚拟，所以排除A，B. 而C意为一定做了某事，不符合题意
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