英语作文Happiness怎么写?
题目
英语作文Happiness怎么写?
答案
Happiness is them most precious thing in life.Without it,a man will feel that his ill fate has taken charge of (支配) him and the world is utterly(完全地) dark and dreadful(可怕的).On that account,his...
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
最新试题
热门考点