看电视的好处与坏处英语作文
题目
看电视的好处与坏处英语作文
答案
Below are the Pros and Cons of watching TV.Pros:1.) Entertainment and Laughter We are entertained by shows we love to watch.We laugh at things we find funny and comical in the TV program we are watchi...
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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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