I am going to read a book every day.(提问）
题目
I am going to read a book every day.(提问）
答案
are you going to read a book every day?一般疑问句
what are you going to do everyday?对read a book 提问
how often do you read a book?对every day 提问
who is going to read a book everyday?对i 提问
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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