A:Doctor,can you give some advice to improve The efficiency of athletes?
题目
A:Doctor,can you give some advice to improve The efficiency of athletes?
B:Sure,( ) ,eating right is the samplest way
1、among these methods
2、if it works
大家帮我看看括号里选哪一个?
好纠结 理由是什么
答案
among these methods ,有个最高级的形式,
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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