英语作文you and me learn English
题目
英语作文you and me learn English
答案
you and me learn english
english is an international langueage,so it's vey important to learn this langueage.and now shanghai becomes an international city as well,as you can see,it's nesseary for us to learn english.because of the 2010 expo,many foreigners will come to shanghai,they need someone who can communicate with them.and here we are,as a student,it's time for us to stand up!we should study english hard and make chance to use the langueage!remember not only to write well in english but also to speak english well because english is a LANGUEAGE!come on,you and me learn english together!
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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