A kangaroo came closer to him and ate the flowers from him ,and the kangaroo fell asleep next to
题目
A kangaroo came closer to him and ate the flowers from him ,and the kangaroo fell asleep next to
翻译him
答案
一只袋鼠靠近他并吃掉了他带来的花,然后这只袋鼠就在他身边入睡了.
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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