“She dropped me off at the end of her route and told me which bus to look for.
题目
“She dropped me off at the end of her route and told me which bus to look for.
答案
她在她开车路线的终点让我下了车,并告诉我该找哪一辆巴士.
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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