Question

we each后面动词用原型还是单数?

Answer 1

例如：

We each have a book.

each做 we 的同位语,所以这句的主语是we ,谓语动词用复数即have

另一种情况:

Each of us has a book.

这句中主语是each,each 是单数,所以用单数即has