A tourist has lost his cases and asks you for help.Ask him about the colour of them.
题目
A tourist has lost his cases and asks you for help.Ask him about the colour of them.
You are with a group of students and have found 2 tickets.What do you ask the group?
You give 2or 3 books,for example,to someone.What do you say?
答案
1.一个旅游者丢失了他的手提箱要求你帮忙.问一问他们手提箱的颜色.
2.你和一组学生在一起发现了两张票.你问这些学生什么?
3.比如,你给一个人两三本书.你说什么?
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