stay at home为什么要加at?at可以省略

stay at home为什么要加at?at可以省略 I usually stay home at night.stay home 中home前面为什么不用加at? He must stay at home.句中的stay要加s吗?为什么? I stay at home on Saturdays 为什么星期六加s stay后面是home能不能加at I think staying at home is really boring 中stay为什么要加ing? would+stay+at+home为什么用would I am stay at home 为什么错误 Stay at home stay-at-home 为什么要用stay at home?home不是副词么?前面加介词?那为啥就不能用go to home，home作名词呢？ Mrs.Sawyer stays at home every day.at home every day为什么是状语.stay是及物动词还是不及物动词.stay是不及物动词，后面加介词at,home做名词，为什么at home不是宾语呢 stay at home 还是stay home? go home 中为什么没介词而stay （ at ）home可以加介词home可以作名词，go home中home能否作名词并且stay at home中home的词性是什么 They would like to stay at home为什么填to stay明天要用, home 前什么时候加介词什么时候不加?例如 arrive home stay at home 为什么可以说far away from home?副词前不是不可以加介词吗?还有stay at home I ______(stay ) at home at last