that is a bag改为否定句

that is a bag改为否定句 this is a bag 改为否定句是什么 That is a dog .改为否定句 That is a ring 改为否定句 Sonia has a bag 改为否定句 That bag is black .改为同义句 That is my bag.(改为同义句) That is a bag.改为复数句 The baseball is on the sofa改为否定句 Are the English books in the room?That is a bag.改为复数句 The baseball is on the sofa改为否定句 Are the English books in the room?作肯定句回答My CDs are on the That is a pencil case.(改为否定句) That is a Japanese boy.(改为否定句) That is a nice purse.(改为否定句） He has a black bag.（改为否定句） Sandra has a nice bag.改为否定句 That is my notebook.(改为否定句) IS that her book. 改为否定句 That is my brother.改为否定句 That is my uncle.改为否定句 That is her eraser改为否定句