一道高中英语语法问题
题目
一道高中英语语法问题
想问下The purpose of the research program carried out recently has a more important meaning for them than it does for us.这里的does代指has
想起很久以前看到的一道题,He respects his father more than he does his mother.这里does代respect对哇?
答案
想问下The purpose of the research program carried out recently has a more important meaning for them than it does for us.这里的does代指has想起很久以前看到的一道题,He respects his father more than he d...
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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