Are the books on the floor 的否定回答怎么写

Are the books on the floor 的否定回答怎么写 Are the books on the bookcase?(作否定回答） Are the books on the desk? 作否定回答 are these books on the bookcase?作否定回答 对Are the books on the bed?(做否定回答) 我的铅笔在文具 My books are on the sofa.的否定句、一般疑问句、肯定回答. our books are on the sofa怎么改成否定句? my books are on the bed怎么改为否定句 （）（一些）of your books are on the floor Whose books are these on the floor?Please ( ) ,Jim. how many books are there on the desk?怎么回答? the books on the shelf are ours.those on the floor are _____