英语作文：How to Deal with the Stress in Our Life 70词.
题目
英语作文：How to Deal with the Stress in Our Life 70词.
答案
Stress is a state of being upset that happens when we are under pressure.Both our feelings and our bodies get upset.We can even get emotionally and physically sick if we have excessive stress for too ...
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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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