作文：My family
题目
作文：My family
10句就OK了
答案
There are four people in my family,my parents,my bother and I.My family is pretty good.I’m really happy.My brother is shy and funny.He is good at sports and does well in volleyball.But he hates study...
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