there are some books ,you can pick whichever you like怎么不可以把whichever换成whatever?我怎么判断名词性从句还是定语从句

There 什么 on zhe desk ?There are some books. There are some books in the bookcaes对some books 提问 There are some books on my desk.对some books进行提问应该如何提? there are some books on the teacher's desk对some books 提问 There are some books in their bags.------ ------ some books in their bags.改为同义句 There are some books on the table (一般疑问句） there are some books 变疑问句和否定句 there are some books on the table.(变为否定句 there are some d______ and books on the shelf books there some on are shelf the造句 根据答句写问句：There are some books in the bag. 5.Are there some books in the desk?改错急! There are some books in the bookcase 改为一般疑问句 There are some books on the desk这个句子对吗 There are some come comic books.改成否定句 There are some English books.改为一般疑问句 I need there are some () between these two books.(区别) There are some books in his hands.（同义句）