英语翻译
题目
英语翻译
One day,a poor boy who was trying to pay his way through school by sending newspapers door to door,was so hungry that he decided to beg for a meal at the next house.
答案
一天,一个靠在上学路上挨家挨户送报纸的穷孩子太饿了,所以决定在下一家要点吃的.
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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