求高手帮忙写一篇英语作文!
题目
求高手帮忙写一篇英语作文!
按我的要求写一篇英语作文,初中生水平写的!“电脑越来越成为人们生活的必需品,请以Computer-one of the most helpful inventions 为题写一篇英语小短文.要求：1.说说电脑的优点及其在人们日常生活和工作中的应用；2.80~100词.
答案
Computers are popular in our lives.It's hardly to imagine a world without computer.
First of all.Scientists use computers to forecast weather tomorrow.It need 3 years to calculate the result if 100 people are doing the mission rather than one computer's half an hour for the same work.
Second,computers are necessary in banks,communication corporations and governments.
The last.No computers no robots,frequency-changed air conditions or modern movies.Our lives will better and better
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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