what do you look like和what are you look like
题目
what do you look like和what are you look like
区别
look like looks like look for look at的区别
答案
what are you look like 是错误的.
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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