用英文介绍阳江,详细些呀
题目
用英文介绍阳江,详细些呀
答案
Yangjiang (Chinese:阳江) is a prefecture-level city in southwestern Guangdong province,People's Republic of China.It borders Maoming to the west,Yunfu to the north,Jiangmen to the east,and looks o...
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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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