名词性从句的连接词
题目
名词性从句的连接词
连接代词what与which怎么区别?
答案
what = 什么
which = 哪个,...的东西
例子
i don't know what you think of me.
I don't know which ONE you want.
I don't know what you want.
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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