My brother has a ball .变成一般疑问句,做否定回答

My brother has a ball .变成一般疑问句,做否定回答 把My brother has a volleyball.改为否定句、一般疑问句,并做肯定、否定回答. My sister has a ping-pong ball.改为一般疑问句并作否定回答 my brother has a boseball变肯定句再变一般疑问句做否定 her brother has a ball.（改为一般疑问句） My cousin has a computer ga He has got a good seat. 变成一般疑问句,做否定回答 My brother has a good basketball.(改为一般疑问句,并做肯定回答） She has a brother一般疑问句 肯定回答和否定回答 She has a brother否定句 they have some plant my brother has a red bike 变一般疑问句并作肯否定回答 He has a saccer ball.变否定和疑问句,并做肯定和否定回答 my friend mary has a baseball（）改为一般疑问句做否定回答 her brother has a ball.(改为一般疑问句)