春节前,和家人的购物计划用英语写下来
题目
春节前,和家人的购物计划用英语写下来
答案
Prepare for the Spring Festival
The Spring Festival of 2014 is coming soon.I am very glad for I could get many gifts from my family.This year my mother is going to buy a necklace for herself as she wants to be nicer.My father says he will buy a bike for me,he think his son need more exersise.And my patents are going to buy a new TV,for it is more clear for my grandpa and grandma.
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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