it is said that in about 500years ,there will be( ) room only on _英语解答

it is said that in about 500years ,there will be( ) room only on the earth.(stand)
请说明理由

人气：264 ℃　时间：2019-10-11 16:46:46

解答

standing romm就是站脚的地方,意思是到那个时候,只有站脚的空间了,空间太少了