how much does mike spend on that jacket同义句
题目
how much does mike spend on that jacket同义句
1.How much does Mike spend on that jacket.
How much ____ the jacket ____Mike.
2.I want to know when we will have a fashion show .
I want to know when____ ____ a fashion show.
答案
1.does cost
2.there is
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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