-Could you tell us how long____?-About three days.

-Could you tell us how long____?-About three days. Could you tell us how long____?-About three days.怎么看出是将来时态? Could you tell us how long_____?-----About three days.a.does –Could you tell me how long __________ the book?--Three days could you tell us something about the difference between Bri Could you tell us.For about two weeks. could you tell us yesterday? Could you tell us ____? 为什么Could you tell us how long he has been away?和Could you te Could you tell me （ — ‘In six days.要填’how soon..‘还是’how ofte 英译中!Could you tell me something about your early school days Could you tell us how long we're going to be away?为什么用how lo