(以动词make为例)
(1)…is/am/are made… (一般现在时)
(2)…is/am/are being1 made… (现在进行时)
(3)…has/have been made… (现在完成时)
(4)…was/were made… (一般过去时)
(5)…was/were being made… (过去进行时)
(6)…had/been made… (过去完成时)
(7)…will/shall2 be made… (一般将来时)
(8)…would be made… (过去将来时)
例:
You are invited to the birthday party.
It was made for Tom by Wang Lin in China in 1990.
The letter has been finished.
The letter has not been finished.
The house is being built.
Has the letter been finished?
The letter will be finished this evening.
The building shall be founded next year.
另:结合“will/shall/would be+动词过去分词”的结构,可延伸到“can/may /must/ should/has to/have to/to be going to+be+动词过去分词”等带情态动词或不定式的被动结构以及各种结构的变换方式。如:
It will be given to him.
The building shall be founded next year.
Apples cannot be kept for a long time.
The baby must be looked after carefully.
This problem should be resolved3 as soon as possible.
The dog has to be killed.
Many trees are going to be planted here.