The words stood still,and didn't move as they did on a TV.
并列主从复合句 (and连接表并列,as引导的时间状语从句）
And then,when they turned back,the same words were there!
主从复合句（when引导的时间状语从句）
Tommy and Margie were anxious to read the book.They turned the
pages.It was very funny.这三句都是简单句
以上整体用的是过去时.
was very funny 系表结构
to read 动词不定式
The words stood still,and didn't move as they did on a TV.用did代替moved避免重复.
words were there 复数形式+系表结构
不知道你想了解什么.
Tommy和Maggie很想看那本书.他们翻了翻书页.书很好笑.那些字还在,当他们离开看电视的时候那些字没有动过.然后,当他们再回来
时,同样的字还在那儿.