英语小短文(Family Rules)
题目
英语小短文(Family Rules)
答案
Family RulesIn my family,my mother is the king of the homeMy mother told me :1.Never watch TV before I have finished my homework2.Never cry like a child becase I am a boy,not child any more3.Never say...
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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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