把“英语小笑话”translate into chinese
题目
把“英语小笑话”translate into chinese
答案
When a group of women got on the car, every seat was already occupied. The conductor noticed a man who seemed to be asleep, and fearing he might miss his stop, he nudged him and said: "Wake up, sir!"...
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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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