改错
题目
改错
Will I get you something to eat?
I prepared my lessons at 8 yesterday evening.
Both of us don't know English.
Neither of them understand it.
变成一般疑问句和否定句
Both of them hope to hear from you.
His cough has something to do with his fever.
答案
shall i get you sth to eat?I prepared for my lessons at 8 yesterday evening.Neither of us know english,none of them understand it.do both of them hope to hear from you?both of them don't hope to hear ...
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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