Emilia 的介绍.用英文
题目
Emilia 的介绍.用英文
答案
Emilia Rydberg was born in Sweden on January 25,1978 and is a graduate of the Adolf Frederiks classical music school in Stockholm.Her mother is White (Swedish) and her father is Ethiopian.A Europop si...
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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