急求马云英文简介
题目
急求马云英文简介
有没有马云的英文简介啊
答案
Jack Ma is founder,chairman and chief executive officer of Alibaba Group and chairman of Alibaba.com,the Hong Kong-listed unit of Alibaba Group.Early lifeMa was born in the city of Hangzhou,Zhejiang P...
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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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