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此为被动语态的基本结构
被动语态基本结构如下:
主语+be +过去分词(+by+动作的发出者)
① 一般现在时:am/is/are+过去分词
如:
Trees are planted every year. 树每年被种.
② 现在进行时 am/is/are+ being +过去分词
如:
The road is being repaired. 路被修.
③ 现在完成时 have/has + been +过去分词
如:
The work has been finished. 工作被完成.
④ 一般过去时 was/were + 过去分词
如:
The story was told by him. 故事被他讲.
Many birds were killed last year. 许多小鸟去年被杀.
⑤过去进行时 was/were+ being + 过去分词
如:
The new house was being painted when I got home. 新房子在我回家的时候被漆好.
⑥过去完成时 had +been+ 过去分词
如:
He told me that the work had been finished. 他告诉我工作被完成了.
⑦一般将来时 will +be + 过去分词
如:
The problem will be discussed tomorrow. 这个问题将在明天被解决.
⑧ 过去将来时 would/should +be +过去分词
如:
He said that the Christmas tree would be put up soon.他说这颗圣诞树将被砍到.
⑨情态动词的被动语态
情态动词+ be +过去分词
如:
The problem must be solved soon.这个问题必须被解决.
Children should be taught to love animals.孩子们应该被教育爱好动物.
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