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