Is this you bike 肯定回答

Is this you bike 肯定回答 Is Tom's bike new?(肯定回答) This is a bike 改为复数句、改为一般疑问句,肯定回答. Are you naughty?作肯定回答 Is this house very old?作否定回答!同时求肯定否定的方 Is this her dictionary?(作肯定回答) is this Jim 做肯定回答 -Is this your grandmother?做肯定回答 Is this your ruler?作肯定回答 Is this his backpack?肯定回答 Is this your umbrella?肯定回答是什么 Is this a map作肯定回答 Is this your book?的肯定回答