(其实挺简单的..就是懒得做...)
题目
(其实挺简单的..就是懒得做...)
A:Hello!My name is han mei.
B:___________I am Li Ping.
A:Nice to meet you.
B:___________Oh.Han Mei__________
A:How do you do.David?
C:_____________________Han Mei?
A:Li Ping .what________this?
B:_________________egg.
答案
嗯
我来
Hello!
Nice to meet you too.This is David.
How do you do.
is
It is an
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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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