In a marathon race,what does the winner loes?
题目
In a marathon race,what does the winner loes?
答案
脑筋急转弯?答案breath
In a marathon race,what does the winner loes?
在马拉松赛跑中,冠军会失去什么?
they lose their breath
lose their breath 固定短语,气喘吁吁.冠军跑完也很累
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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