this flowerpot is broken .who knocked it___ knock over knock off _英语解答

this flowerpot is broken .who knocked it___ knock over knock off 有什么区别 ,

人气：425 ℃　时间：2020-04-12 21:00:56

解答

over吧,打翻
knock off off是介词,要加宾语 = knock down from
比如I knocked the bottle off the table.