陈述句 中表示正式,表示一种强调时,不用缩写,写作does not。疑问句中表难道时,必须写成doesn't。 does not 读音:英 [dʌz nɒt] 美 [dʌz nɑːt] 释义:不,不是,否定就用。 语法:在 复. What does he doing 是错的,正确的应该是what does he do.因为does后面也就是助动词后面要接动词原形.what does he do和what is he doing的区别:读音不同、中文意思不同、用法不同 一.
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