for the book前面是什么

the books想问下,books前面加了the是什么词性?还是名词吗?the books 与book有什么区别? the book on the desk is very useful for us句子的谓语是什么 They say they may pay for the book的中文是什么 The______is helping hei book for the book.(library) 先行词包括前面的冠词吗,譬如说This is the book which I am looking for.先行词是t The book is ( ) for him to read. Thank you for ( ) me the book I have ( )the book for two years. make a book cover for the Teaching guide for the Student's Book The house is____cold for us____read book He came back for the book .