they are very enthusiastic and they speak fluently in front of lots of people 意思
题目
they are very enthusiastic and they speak fluently in front of lots of people 意思
答案
他们非常热情而且他们在很多人面前说话都很流利.
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