Each of them has a maths book

Each of them has a book中each是主语还是同位语 Each of us has a book.中 each的词性 Each of them _____(have)a math book. They each have a book改为同义句 of them Each of us has a book=_____ _____ of us has a book. We each (have) a book. Each of us (has) a book. 为什么一个用have 一 each of the students have/has/having a comic book They have a new book each.改为同义句.[ ] of them [ ] a new book Each of them has a dictionary中 each of 做什么成分 Each of us has a book.= We each have a book.请问下那句each作同位语? Each of us has a memory.each of them has a head 像这样的句子宾格us、t With a bag on the back,each of them is holding a huge book这句