leave the book lying on the desk还是leave the book lain on the

The teacher (leave)his book on the desk yesterday The book on the desk the book is on the desk. the book lying on the desk ____(属于她的).(belong) a book under the desk on the floor,on the floor修饰desk还是什么? the book on the desk 和the book is on the desk 哪句是对的·? is your book on the desk (陈述句) i have a book on the desk -----book on the desk is ----useful one clapped a book on the desk. is there a book on the desk? _____ a book on the desk.