Recently I am very tired! Keep in there 求解中文怎么读
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Recently I am very tired! Keep in there 求解中文怎么读
答案
recently [ˈri:səntli]I [ai]am [æm]very [英] [ˈveri] [美] [ˈvɛri]tired [英] [ˈtaiəd] [美] [taɪrd]keep [英] [ki:p] [美] [kip]in [英] [in] [美] [ɪn]there...
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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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