(1)every总是修饰单数名词,后接单数动词.
(2)each作为形容词,修饰单数名词,接单数动词.作为代词,单独使用,接单数动词；放在复数名 词和代词后作同位语,接复数动词.
(3)each of +名词复数作主语,后面的谓语动词用单数.(1)every one,Eg:Every one of them goes to the same factory.(2)Each man carries his own bag. （修饰单数名词）Each carries his own bag. (代词)We each have our own office. (作We的同位语).(3)Each of them goes to a different factory.（希望能帮到你！~）