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Mary spent half hour doing work.A.a;an B.an;a C.a;the D.an;the

分类: 作业答案 • 2023-01-07 04:35:12

问题描述：

Mary spent half ____ hour doing ____ work.A.a;an B.an;a C.a;the D.an;the

答

D 玛丽画了一个小时做哪项工作.
hour 发音是双元音,因此用an,the表特指