(4)被動形式表示主動意義的幾種情況.

　　①be seated坐著

　　He is seated on a bench.(He seats himself on a bench.)坐在凳子上.

　�、赽e hidden躲藏

　　He was hidden behind the door.(He hid himself behind the door.)他藏在門后.

　�、踒e lost迷路

　�、躡e drunk喝醉

　　⑤be dressed穿著

　　The girl was dressed in a red short skirt.

　　(5)被動語態(tài)與系表結(jié)構(gòu)的區(qū)別

　　被動語態(tài)強(qiáng)調(diào)動作;系表結(jié)構(gòu)表主語的特點(diǎn)或狀態(tài).如:

　　The book was sold by a certain bookstore.(被動語態(tài))

　　The book is well sold.(系表結(jié)構(gòu))