高中英语必修一P19第三题答案,在线等,急啊!
题目
高中英语必修一P19第三题答案,在线等,急啊!
答案
Wang Wei’s attitudex09Positive to the trip .She wants to organize it as it was her idea
Wang Kun’s attitudex09Less positive to the trip as he wants to organize it and thinks he can do that better than his sister
My attitudex09It sounds like a wonderful trip and I would love to be able to do a trip like that myself one day
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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