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7(选择)

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You know so much about the story. You must have read the novel, ________ you? [  ] A.don't B.didn't C.haven't D.mustn't
7(选择)
解题思路: 如下
解题过程:
正确答案是C。当must作推测意义“一定是;必定”讲时,反意疑问句则需根据must后的动词选用相应的形式。
Tom must be at home,isn't he? 汤姆一定在家,是吧?
You must have told her about it, haven’t you? 你一定把这事告诉她了,是吗?
最终答案:略