Think of the best day(s) you have had in the past month or year英译汉
题目
Think of the best day(s) you have had in the past month or year英译汉
答案
想一下你在过去一个月或过去一年里你拥有的最好的时光.
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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