We have known each other for two years.对"for two years"提问

We have known each other for two years.对"for two years"提问 we have not seen each other for two years.(提问for two years) We have known each other for two years如何改为同义句? I have known Sandy for two years(对for two years提问) We havent met each other for about two years同义句two years——,— 同义句转换They have known each other two years. 写出同义句We have known each other for ten years.We _______ _____ ____have known each other for ten years. ___have known each other for ten years I have known the young man for two years We have learned English for nearly two years 对for nearly two We haven't seen each other for 2 years 改为同义句It's two years _