初一英语作文 介绍一个国家或城市
题目
初一英语作文 介绍一个国家或城市
look题目就好了...初一下的水平...
答案
China is my favorite country.The number of people in china is 1300000000.China is very beautiful.The pollution is less then many years ago.There are many trees and flowers here.And the capital of china is Beijing.It‘s a famous city in the world.The 29th sport meeting was holding in Beijing.Many foreigners came to Beijing to watch the meeting.And they enjoyed themselves.They said Chinese gave them a big surprised.
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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