1、be seated坐着，就座，相当于seat oneself。
例如，He is seated on a bench.→He seats himself on a bench.他坐在凳子上。
Please be seated，ladies and gentlemen!女士们，先生们，请就座！
2、be hidden躲藏，相当于hide oneself。
例如，He was hidden behind the door.→He hid himself behind the door.他藏在门后。
3、be lost迷路。
例如，He was lost in the forest.他在森林里迷路了。
4、be drunk喝醉。
5、be dressed穿着。
例如，The girl was dressed in a red short skirt.这个女孩穿着一件红色的短裙。