英语作文求修改 Advertisements can be seen everywhere in o
题目
英语作文求修改 Advertisements can be seen everywhere in o
英语作文求修改
Advertisements can be seen everywhere in our life.Everything has two sides.The good sides and bad sides.some people think they can find they need information
For instance they can find a job or look for where can buy something they need
so use good mood to see it
答案
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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