what does she often do ...句子中两个do各是什么意思

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what does she often do ...句子中两个do各是什么意思
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what does she often do ...句子中两个do各是什么意思
what does she often do ...句子中两个do各是什么意思

what does she often do ...句子中两个do各是什么意思
does是助动词,无意义
do是做什么

does是助动词,帮助构成疑问句,第二个do是实义动词"做”

第一个does 是助动词 第二个是实意动词 可以换成其他动词

第一个是被动词 第二个是代动词,就是代替动词