嘟嘟乖的小妙妙
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has 作实义动词,答案是 don't they ?
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1年前
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xiang08
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答案只有 haven't they 和didn't they 应该怎么选
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嘟嘟乖的小妙妙
如果不出错,只能选 haven't they ; 因为have/ has 作为‘有’时,基否定式也可用haven't / hasn't ,不过一般是加助动词较好, has 是一般现在时,不能用didn't they