Mary has a TV .(该为否定句) Mary _____ ______ a TV

Mary has a TV .(该为否定句) Mary _____ ______ a TV Mary has a TV(改为否定句) his sister has a tv in her room该为否定句 Mary has a TV 变一般疑问句,并作肯定、否定回答 he has a TV改为否定句 my daughter has a computer.l have some soccer balls.ther have mary oranges.jim mother has a hat.the boy has a tv.否定,一般,肯否定,划线提问.a computer,some soccer balls,mary oranges,a hat,a tv.全部改成否定，一般，肯否定，划 Mary has a red skirt(改为否定句） Mary has a red skirt(改为否定句） 请将下列句子改为一般疑问句.Mary has a TV. mary has some books变否定句 Mary is watching TV now.改为否定句 mary’s father has a soccer ball改为否定,一般,肯否定,划线提问.a soccer ball my friend mary has a baseball（）改为一般疑问句做否定回答 如何将 I think Mary has a pen pal .改为否定句 Mary often has a cup of tea after dinner.改为否定句Mary______ has a cup of tea after dinner. His sister has a white and black TV in her room(改为否定句) He has gone to Beijing该为否定句 Both Mike and Mary has been to Beijing该成否定句_______Mike nor Mary ______been to Beijing.谁能告诉我为什么