B
這里的must表推測(cè),變成反義疑問句時(shí),要把它去掉
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They must have finished the work,---?A,mustn't they B,haven't they C,hadn't they D,didn't they
They must have finished the work,---?A,mustn't they B,haven't they C,hadn't they D,didn't they
英語(yǔ)人氣：598 ℃時(shí)間：2019-08-19 18:17:12
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