an unforgettable trip 初二水平英语作文.
题目
an unforgettable trip 初二水平英语作文.
答案
An ungorgettable tripI like travelling.i've been to many place.and the days in shanghai when held export in are unforgettable.it's a show of all the countries in the world,and the are many new technol...
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