How many people do you have to have been with not to remember any of this?

题目

How many people do you have to have been with not to remember any of this?
have to have been with 语序对吗?什么意思?结构不明白

答案

结构没问题.to have been with (how) many people.不定式的完成形式,其实这个结构就是have to be with .你得和多少人在一起才能达成这种结果--一点都不记得这件事?即,交往的人过多,不记得了

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

奥巴马演讲不用看稿子.为什么中国领导演讲要看?

想找英语初三上学期的首字母填空练习……

英语翻译