关于姚明的英语作文 要55词左右
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关于姚明的英语作文 要55词左右
答案
第一篇Do you know yaoming?The famous basketball star?let me tell you!YaoMing was born on December 12,1980 in China.He is 2.26m tall.when he was 18 years old,he became a member of China Bsketball Star ...
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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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