改为被动语态 what do they use to reach the student?where do you exhibit this photos?
题目
改为被动语态 what do they use to reach the student?where do you exhibit this photos?
答案
1,What is used to reach the student by them?
2,Where are these photos exhibited by you?
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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