See that man _ the room THat's Mr.GREEN.Let's go through the crow_英语解答

See that man _ the room THat's Mr.GREEN.Let's go through the crowd of people to say hello to him.
下划线处答案为across,为什么不能填over?

人气：434 ℃　时间：2020-01-31 14:30:42

解答

across 表示平面距离的跨越；
over 表示三维立体距离的跨越.
大家都在房间里,处于同一平面,因此应该用across.