It is well-known
题目
It is well-known
答案
It is well-known that网 络大家知道;大家都知道;是众所周知的双语例句1.It is a formula that worked very well indeed.x09这的确是一套很管用的方案.来自柯林斯例句2.It is well established that the cardial ...
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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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