My mother( )come back home from work( )it was dark yesterday.填空
题目
My mother( )come back home from work( )it was dark yesterday.填空
翻译如此:昨天直到黑夜,我妈妈才下班回家。
答案
My mother(didn't )come back home from work(until )it was dark yesterday
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
最新试题
热门考点