the apartment block is old and dangerous .It should be pulled dow_英语解答

the apartment block is old and dangerous .It should be pulled down.为什么用pulled 而不是 pull

人气：489 ℃　时间：2020-05-16 18:10:45

解答

被动式.东西被人拉下来加ed 的不是过去式么？被动语态就是BE + 动词过去式哦，明白了，谢谢