adapt the character of the exercise to the needs and ablities of both beginners and also advance...
题目
adapt the character of the exercise to the needs and ablities of both beginners and also advance...
adapt the character of the exercise to the needs and ablities of both beginners and also advanced keep-fitters.
答案
将运动的特点与初学者和有一定基础的持续锻炼的人的需要和能力适应起来
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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