6、的过去分词(v-ed)+(by+动作执行者) 含有情态动词的被动语态:can/could/should/must+动词的过去分词(v-ed)+(by+动作执行者) 3、 感官动词或使役动词使用省略to的不定式,主动语态中不带to,但变为被动语态时,须加上to Feel, hear, listen to, let, have, make, see, watch observe, notice, look at, help 例:make sb do sth = sb +be+made + to do sth 4、 被动语态常考的固定搭配: Be made of Be
7、made from Be made in Be used for Be used to do 注意下列短语和动词有“被动形式”,但没有被动的意思: be used to doing (习惯于做事) Used to do sth (过去/曾经做某事)Be made up of (由……成) Be well-known for (众所周知)5、 无被动语态的不及物动词常考的有:happen, take place, begin, start, end, belong to, come true.