Thanks --------your help ,everything in the room is in good order.(for/to)
题目
Thanks --------your help ,everything in the room is in good order.(for/to)
Travellers---------our country enjoy the beautiful sights in Bejing.(for/by/to/till)
The best way to make sure that you can keep fit is to-------healthy eating habits.(find/create/develop/prepare)
We have spent-------money on English books.(a great deal of/a good many of/a plenty of/a number of)
What is -----population of China?China has-------population of 1.2 billion.(a/the)
It is -------here.(too much cold/very much cold/much cold/much too cold)
我是名老师,希望得到好的答案,
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
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