I really want to find a foreign friend to practise my spoken English,is there any one can help me?Th
题目
I really want to find a foreign friend to practise my spoken English,is there any one can help me?Thank you.
答案
I think you may find some opportunities in English Corners or in some famous universities.
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