these are buses.变一般疑问句,做肯定回答

these are buses.变一般疑问句,做肯定回答 These are buses单数急用 These pencils are red.变一般疑问句. These are your books.变一般疑问句 these are carrots 变一般疑问句 Are these cars or buses?回答 These are old buses.的单数句 These are Chiese buses.变为单数形式 these red socks are kates变一般疑问句 These red socks are Kate's变一般疑问句 These are my classmates.（变一般疑问句） What are those? A.These are buses B.Those are buses C.They are buses 选哪个? 填空 What are these?A.They are buses B,These are buses C,Yes ,they are busesD,yes,these are buses these are cars(用buses改写成选择疑问句） These are cars.(用buses改写成选择疑问句） that is your mother these are her books these are his brothers those are his my 怎么变一般疑问句 ——What are these?—— A.It is a bus.B.Those are buses.C.They are buses. there are some buses near the hill变否定句