Our trousers are bIue划线部分提问划线部分是blue

Our trousers are bIue划线部分提问划线部分是blue Those are his trousers.(对his trousers提问） Those are her trousers.(改成同义句)Those trousers are__. The trousers are mine还是The trousers is mine?为什么? Are these your trousers?Yes,these are, trousers trousers Are these your trousers?怎么回答? what colour are the trousers?怎么回答 these are my trousers(对my提问) how much are the trousers?同义句 Are your trousers black?怎么回答 Whoes trousers are they?的中文? These are (trousers)括号部分提问 what colour are your trousers?回答是： Those trousers are 80同意句 This pair of trousers are yours 改错 The blue trousers are thirty pounds