The twins like these CDs very much (对划线提问)划的是 these CDs
题目
The twins like these CDs very much (对划线提问)划的是 these CDs
答案
what do the twins like very much?
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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