互联网的好处英文作文
题目
互联网的好处英文作文
答案
参考:
With the arrival of the knowledge economy age,Internet,as a new media,has come into our life.Nowadays,getting on line and surfing the Internet for information has become popular in China,especially among college students and teachers.Why is Internet getting so popular in such a short time?
The popularity of Internet results from its great convenience and easy accessibility to information.Thanks to the Internet,a world of information is just a click away.E-mail is another contributing factor to its popularity.It can transmit your letter quickly,safely and accurately.Besides,Internet has some other uses.Doctors may use it to diagnose and treat their patients by discussing or exchanging experiences with doctors in other parts of the world.Students may obtain new knowledge from a national long-distance educational system via Internet.Finally,businessman can conduct E-commerce or E-business on the net.
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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