①when did the singer first become famous ②How an
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①when did the singer first become famous ②How an
①when did the singer first become famous ②How and why did he /she first become famous ③what famous songs she recorded when?④How many CDs she sold ⑤How did you find out about him ⑥Is he still popular today ⑦Have you introduced this singer ⑧How do you feel about his music ⑨Have you ever played her songs yourself 、用英语翻译一下
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举一反三
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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