如何否定回答--Are these your baby pants

如何否定回答--Are these your baby pants Are these your brothers?肯定,否定回答 Are these your erasers?否定回答 Are these your grandparents?作否定回答 Are these socks yours?(作否定回答) 做否定回答.Are these his books? Are these your photos(作否定回答) Are these your keys?做否定回答 Are these you sisters?否定回答? Are these your books?作否定回答 Are these your parents ?否定回答 Are these tapes?怎样否定回答 Are these his pictures 作否定回答 are these oyanges?做否定回答 are these elephants?(做肯定、否定回答) Are these your mew erasers?肯定回答：否定回答 These are apples,改为一般疑问句并做否定回答 These are my apples(一般疑问句,否定回答)