1、Our manager likes to play tennis.(对Our manager提问)
题目
1、Our manager likes to play tennis.(对Our manager提问)
2、She works in an office in that building.(对 works in an office提问）
答案
Who likes to play tennis?
What does she do in that building?
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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