____her address or telephone number,we couldn`t get in touch with her when we were on holiday
题目
____her address or telephone number,we couldn`t get in touch with her when we were on holiday
空填Not knowing
答案
Not knowing her address or telephone number,=When we don't know her address or telephone number.是伴随状语.主语we在状语从句后面,用伴随形式形容主语,即用动词ing形式.
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