We can't live without air and water.为什么用and不用or啊?
We will die without air or water.为什么这句又用or?
人气：216 ℃ 时间：2019-08-19 02:33:54
解答
第一句是双重否定表肯定,所以后面连接词用AND,
而第二句是否定句,或者的意思.
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