情态动词+have done变反义疑问句时的注意事项和规则有哪些

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情态动词+have done变反义疑问句时的注意事项和规则有哪些
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情态动词+have done变反义疑问句时的注意事项和规则有哪些
情态动词+have done变反义疑问句时的注意事项和规则有哪些

情态动词+have done变反义疑问句时的注意事项和规则有哪些
问句要根据陈述部分谓语的情况用“didn't+主语”或“wasn't/weren't+主语”;如果强调动作的完成(一般没有明确的过去时间状语),问句要用“haven't/hasn't+主语”.
She must have read the novel last week,didn't she?
她上星期一定读了这本小说,是吗?
You must have told her about it,haven't you?
你一定把这事告诉她了,是吗?