英语“被动语态的用法”

　　一般现在时的被动语态构成：is/am/are+及物动词的过去分词Our classroom is cleaned every day.我们教室每天都被打扫。

　　一般过去时的被动语态构成：was/were+及物动词的过去分词A new shop was built last year.去年修了一座新商店。

　　一般将来时的被动语态构成：will+be+及物动词的过去分词A new hospital will be built in our city.我们城市将要修建一家新医院。

　　现在进行时的被动语态构成：am/is/are+being+及物动词的过去分词Uncle wang is mending my bike now.→My bike is being repaired by uncle wang now.王叔叔正在修理我的自行车。

　　现在完成时的被动语态构成：has/have+been+及物动词的过去分词This book has been translated into many languages.这本书被翻译成多种文字。Many man-made satellites have been sent up into space by many countries.在许多国家有许多人造卫星被送上了太空。

　　过去进行时的被动语态构成：was/were+being+及物动词的过去分词The new road was being made.这条新路正在修筑。

　　过去完成时的被动语态构成：had+been+及物动词的过去分词The classroom hadn’t been cleaned before the teacher came.在老师来之前，教室尚未打扫。

　　将来完成时的被动语态构成：shall/will+have been doneThey will have been married for 20 years by then.届时，他们结婚将满20周年。

　　含有情态动词的被动语态构成：情态动词+be+及物动词的过去分词Young trees must be watered often.小树需要经常浇水。