为什么Could you tell us how long he has been away?和Could you tell us when he left?是同义句?

Could you please_____(tell) us a story? 为什么Could you tell us how long he has been away?和Could you tell us when he left?是同义句? could you please tell us who jane is waiting for 为什么不是whom Does he enjoy living in china?Could you tell us?Could you tell us____he____living in China? her,could,please,name,us,tell,you ,连词成句 Could you tell us what happened( )this morning? Could you tell us how long we're going to be away?为什么用how long 而不用how soon? Could you tell us what we should do next?同义句转换Could you tell us______ _________ next? what does she do?Could you tell me?Could you tell me_____ ______ ____为什么？ Could you tell me which web can help us study English?Thank you. Where do you live?could you piease tell us.将此句合成宾语从句! could you tell me 用法为什么could you tell me what your name is和could you tell me what is wrong with you都对 Could you tell us how they ____ back?A. will come B. had come C. come D. would come选哪个?为什么? Could you tell us __it snows in winter in Australia?A:if B:that C:after D:before.选哪个?为什么? could you tell me where to stay?为什么用to could you tell us something about the difference between British English and Does Mr.Brown enjoy living in China?Could you tell us?（改写句子） Could you tell us how long____?-About three days.怎么看出是将来时态?