2021军队职称英语考试：重点语法精讲（3）

（4）被动形式表示主动意义的几种情况。
①be seated坐着
He is seated on a bench.（He seats himself on a bench.）坐在凳子上。
②be hidden躲藏
He was hidden behind the door.（He hid himself behind the door.）他藏在门后。
③be lost迷路
④be drunk喝醉
⑤be dressed穿着
The girl was dressed in a red short skirt.
（5）被动语态与系表结构的区别
被动语态强调动作；系表结构表主语的特点或状态。如：
The book was sold by a certain bookstore.（被动语态）
The book is well sold.（系表结构）