scientists have found that ___ dreams from three to seven times a night

题目

scientists have found that ___ dreams from three to seven times a night
a.every one b.everyone c.each people d.every people
为何选B?解析各个选项

答案

首先,people是集体名词,一般表示的是“人们”,看作是复数,作单数时表示“民族”,C和D选项中如果和each和every搭配就是表示“每一个民族”,显然不对的.
A中,every one,我记得好像一般不这么用,要么是everyone,要么是each one.
所以选B,意思是“每个人”.