一篇关于中国人口的英语作文
题目
一篇关于中国人口的英语作文
what is the population of china
how many people live in the countryside
some parents in less developed areas prefer boys to girls,do not they
call all chinese families offer their children a good education
what is a comfortable life like
how can we make our lives more comfortable
答案
look at your watch for just one minuite.During that time,The popuiation of the world increased by 259.Perhaps you think that is notmuch.Hoever,during the next hour,over15540 more babies will be born o...
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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