I want hiking with a few of my friends last summer it was a good trip in the beginning but somet...
题目
I want hiking with a few of my friends last summer it was a good trip in the beginning but somet...
I want hiking with a few of my friends last summer it was a good trip in the beginning but something unexpecting happened half way one of my friend suddenly felt a terrible pain in his stomach and he couldnt move any far nobody knew what to do it
短文改错
答案
I want(went) hiking with a few of my friends last summer.it was a good trip in the beginning,but something unexpecting(unexpected) happened half way .One of my friend(friends) suddenly felt a terrib...
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