—Mysportsshoesare_____out.—Howlonghaveyou_____them?A.worn;boughtB.wearing;

发布时间：2020-08-04 16:16:13

—My sports shoes are _____ out.—How long have you_____them?A.worn; boughtB.wearing; hadC.wearing; boughtD.worn; had

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D解析考查过去分词。 Be worn out破烂的，东西买多久了应该用一个连续性动词。
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