my watch is on the sofa变否定句

my watch is on the sofa变否定句 my mother is keys are on the sofa 改为否定句 The baseball is on the sofa（改为否定句） father is watching TV on the sofa.(改为否定句) It,is,on,the,sofa.变复数 The watch on the sofa is y father's.对my father's 提问.---- --- The cat is under the sofa变一般疑问句,特殊疑问句和否定句,划线unde The watch is on the sofa对划线部分提问（on the sofa) your watch is on the sofa 对 on the sofa 提问 My books are on the sofa.的否定句、一般疑问句、肯定回答. My book is on the sofa （变为一般疑问句并否定回答) The dog is sieeping on the sofa.(改为否定句,疑问句并做回答)