My school things are on the desk.

My school things are on the desk. There are lost-----school things on the desk my books are on the desk. on是谓语动词? 什么are my notebooks?they are on the desk. my books are on the desk. 可以不用are 吗? There are some things on the desk.What are they?They are a m the story books________are on my desk are very in teresting. Where are my keys?T---on the desk Put your things on the desk. 英语帝来一下My pencil case is on the desk.[对on the desk提问]Are your 1、Their school bags are on the desk.2、A typhoon is coming fr i （） have left my glasses on the desk of school libery yeste