what does she never do? what never does she do
题目
what does she never do? what never does she do
答案
What does she never do?
什么事她从来不做
What does she do?
她是做什么工作的
what does she do in the evening?
她在晚上做了什么?
does是do的三单形式
举一反三
已知函数f（x）=x，g（x）=alnx，a∈R．若曲线y=f（x）与曲线y=g（x）相交，且在交点处有相同的切线，求a的值和该切线方程．
我想写一篇关于奥巴马的演讲的文章,写哪一篇好呢?为什么好
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