l

一.概念:主动语态表示主语是动作的执行者,被动语态表示主语是动作的承受者。

l二.被动语态的构成：助动词be+及物动词的过去  分词

l三.被动语态的时态:以为work 例:

l1.   一般现在时:  am / is/are+ worked

l2.   一般过去时:  was / were+  worked

l3.   一般将来时:  shall / will +be+ worked

l4.   过去将来时:  should / would+ worked

l5.   现在进行时:  am /is/are+ being+ worked

l6.   过去进行时:  was /were+ being+ worked 

7.    过去进行时:  was/were +being +worked

  8.    现在完成时:  have/has+ been+ worked

9.    过去完成时:  had +been+ worked

 10.  将来完成时:  shall/ will +have been +worked

 11.  过去将来完成时: should/would +have been+ worked

 12. 情态动词 (can/may/must/should etc.)+be+动词的过去分词