He is not in the office. He must have gone to have classes ______ ？A．didn"t heB．doesn"t h

外语类 2017-09-11 18:00:03 正确答案已帮助人

He is not in the office. He must have gone to have classes, ______ ？

A．didn"t he

B．doesn"t he

C．mustn"t he

D．hasn"t he

请帮忙给出正确答案和分析，谢谢！

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正确答案：D
译文：他不在办公室。他一定已经去上课了，不是吗?反意疑问句题。情态动词must后接动词完成时形式，表示对过去或已完成动作的推测，在本句中说话人的推断是hehasgonetohaveclasses，这种情况下，应对所推断的情况进行反意疑问，故答案为[D]。

He is not in the office. He must have gone to have classes ______ ？A．didn&quot;t heB．doesn&quot;t h