英语翻译
题目
英语翻译
1.three hundred thousand two hundred and ten
2.nine hundred and sixty-eight thousand one hundred and five
3.four million five hundred and sixty-one thousand nine hundred
4.30,059
5.2,460,902
6.7,031
7.800,060
8.57,451
答案
1.300,210
2.968,105
3.4,561,900
4.thirty thousand and fifty-nine
5.two million four hundred sixty thousand nine hundred and two
6.seven thousand and thirty-one
7.eight hundred thousand and sixty
8.fifty-seven thousand four hundred and fifty-one
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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