英语作文一篇
题目
英语作文一篇
dear hao ke
I have a problem and i need your help.i have a good friend and we get on well.One day,she could not find her money,and she thought took it.but i realy did not.she even did not talk to me any more.i am upset about this.i do not can you give me some advice?
写一个回信,提几个建议 80个词 语句单词越简单越好
答案
晕.这信一堆语法错误!
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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