when shall we go to the mountain,this afternoon or tomorrow morni_英语解答

when shall we go to the mountain,this afternoon or tomorrow morning?___is OK.I am free.
横线处填:both还是either,说明理由

人气：408 ℃　时间：2020-04-21 16:50:50

解答

填either
both 是都可以,是两个同时可以
either 也是都可以,是其中一个
````````````````````````````````````````