where is steve怎么回答 what is he doing does he like reading
题目
where is steve怎么回答 what is he doing does he like reading
答案
Where is Steve?
He is at home.
What is he doing?
He is watching TV.
Does he like reading?
Yes,he does.或No,he isn't.
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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