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最佳答案:后面那个才是对的,没有前面那种说法,不地道.
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最佳答案:原句:He is going to play football.否定句He isn't going to play football.疑问:Is he goin
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最佳答案:Do they have three apples?Yes,they do.No,they don't.They don't have three apples