Are the books on the desk?作肯定回答,Yes,they are .而不是,Yes,there are.为什么要用they而不是there

The books are on the shelf.对吗? the------- [teacher ]books are on the desk There are no books on the shelf. all the books are on these ---(shelf). S() books are on the dask. Books are on the bookcase .同义句-------- ------- ------ on the bookcase. Are the books on the dressing table?___Are the books on the dressing table?________. my books are on the table. 对my books 提问.? The books are on the counter 可以去掉are吗? There are no books on the desk.变同义句There are ----- ------ books on the desk. the books are on the shelf.变成否问句 the books are on the shelf意思不变,句子变 on,shelf,The,are,books,the(.)如何连词组句? Are the books on the desk?改为否定句 The math books are on the desk.改为否定句 The books on the desk are mine.划线提问mine ______(they) books are in the bag on the chair. 改为否定句,The math books are on the desk.