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49.——You didn't wait for Mr.Black last night,did you?——No,bu

学习时间:2026-04-01 06:56:32 阅读：9442

49.——You didn't wait for Mr.Black last night,did you?——No,but we ____.He didn't retur详解49.——You didn't wait for Mr.Black last night,did you?——No,but we ____.He didn't return home at all.A.couldn't have B.needn't have C.didn't need to D.should wait have

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2026-04-01 06:56:32

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C 考查情态动词。根据语境“No”可知“我们没有等”。根据“He didn't return home at all。”说明“我们不必等。”而B项表示已等过。

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2026-04-01 06:56:32
C 考查情态动词。根据语境“No”可知“我们没有等”。根据“He didn't return home at all。”说明“我们不必等。”而B项表示已等过。

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