2016英语四级被动语态精讲
想要学好英语四级怎么能不了解被动语态呢?下面就让小编为大家详解一下吧。
首先，被动语态由be+过去分词构成，be随时态的变化而变化。
下面我们以give为例，各种时态的被动语态形式为：
一般现在时：am/is/are+given
The first section of New College English is designed for speaking practice and is based on pictures and topics.
一般过去时：was/were+given
These computers were made in our own country.
一般将来时：will/shall be+given
Shall we be asked to attend the opening ceremony?
过去将来时：would be+given
The news would be sent to the soldier's mother as soon as it arrived.
现在进行时：am/is/are being+given
The machine is being repaired in the workshop. The fifth generation computers, with artificial intelligence, are being developed and perfected now.
过去进行时：was/were being+given
The feast was being prepared when the birds arrived in the sky
现在完成时：has/have been+given
Swift progress has also been made in culture and education.
过去完成时：had been+given
The huge bridge had been damaged before the World WarⅡ.
将来完成时：will/shall have been+given
The book will have been published by the end of next month.
延伸阅读：
英语四级语法讲义：句子成分(members of the sentence)
英语的句子由主语部分与谓语部分组成。具体地讲，主要有下列六种句子成分：
1)主语(subject)它是句子所要说明的人或事物，是一句的主体。如I study English(我学习英语)中的I。
2)谓语动词(predicate verb)它是说明主语的'动作或状态的，如I study English中的study。
3)表语(predicative)它是放在连系动词之后表示主语的身分或特征的，如I am a student(我是一个学生)中的student;Our classroom is clean(我们的教室很干净)中的clean。
4)宾语(object)它是表示及物动词动作的对象的，如I study English中的English。介词后面的名词或代词，叫做介词的宾语，如They don't work on Sunday(他们星期天不工作)中的Sunday，就是介词on的宾语。
5)定语(attribute)它是限定或修饰名词或代词用的，如He likes to drink co1d milk(他喜欢喝冷牛奶)中的co1d。
6)状语(adverbial)它是修饰动词、形容词、副词用的，如He works hard(他努力工作)中的hard。
[注]虚词在句子中一律不能作为句子成分。