Please stop ___ (walk)about the room and sit down 这道题用to do 还是doing?(求分析解释)

问题描述:

Please stop ___ (walk)about the room and sit down 这道题用to do 还是doing?(求分析解释)

应该是stop walking,因为这里应该表示停止在房间里走,坐下来,所以是walking