The last pen was ____ found .A.in end B.by the end C.finally D.at the last
题目
The last pen was ____ found .A.in end B.by the end C.finally D.at the last
Whend they _____arrived in America,everything was strange to them.A.in the first B.first C.fiestly D.first of all
答案
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