作文 帮写一个 most difficult time of my life的作文 300字左右
题目
作文 帮写一个 most difficult time of my life的作文 300字左右
有没有啊
答案
The most difficult time of my life.What is difficult?Is it the moment when i tried using my lungs for the first time when i came to this world?Or is it that first step I took with the aid of a chair?A...
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