there was no point ti it 与there is no point in dong sth 怎么翻译啊
题目
there was no point ti it 与there is no point in dong sth 怎么翻译啊
答案
there was no point to doing sth
和
there was no point in dong sth
有相同意思,异曲同工
“做这件事没啥意义”.
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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