征:英语作文一篇:怎样做一名导游员?
题目
征:英语作文一篇:怎样做一名导游员?
答案
How to be a good guide The guide is the representative of a travel service and is often the only one that tour members will meet. In my view, the way to be a qualified guide is the professional...
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