Do you think that children should learn to use computers.为
题目
Do you think that children should learn to use computers.为
我没多少分,就这些叻
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答案
I do think that children should learn and have some konwledge on computer.May be in the age of 4 or 5 ,can have a simple guide on it.They can learn to write an email and look for some knowledge on it ...
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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