第一个do没有实际含义,是助动词,助动词就是有辅助功能的动词,在这句话里面do做助动词,帮助构成特殊疑问句.
英语当中动词比如说think是不能自己构成疑问句和否定句的,因此要用do这个助动词来帮忙.
比如说：Do you think she is beautiful?
what do you think of her?
I do not think she is beautiful.
what do you do的第一个do 为什么要加do
1个回答
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