英语值日生报告 要长一点的 大约五分钟读完
题目
英语值日生报告 要长一点的 大约五分钟读完
答案
hello everybod,i am on duty today.today is xx,xx,and today is a suny day!the weather is very nice out there and I am very happy!There is an earthquake in Sichuan provience these days,and as a student ...
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