she---a story book when I -----into her room
题目
she---a story book when I -----into her room
a was reading went b read went c is reading is going d read was going
选哪个 并说明理由
答案
she---a story book when I -----into her room
选A
状语从句
前面的动作是长动作所以用过去进行时
后面的是插在长动作里的短动作,所以用一般过去时
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