动语态复习“三步曲” 被动语态是动词语态的一种形式,表示主语是动作的承受者。在历年的中考题中,都有一定数量的考查被动语态的题目。因此,有必要对被动语态进行系统复习。 第一曲:掌握被动语态的结构 被动语态由"助动词+及物动词的过去分词"构成。不同时态的被动语态的差异主要体现在助动词be的变化上,同时助动词be还要在人称和数上与主语保持一致。现将初中阶段常见的几种时态的被动语态总结如下: 1.一般现在时的被动语态:am/is/are+done(指及物动词的过去分词,下同)如: English is used all over the world. 2.一般过去时的被动语态:was/were+done如: The picture was painted two years ago. 3.现在进行时的被动语态:am/is/are+being+done如: The flowers are being watered by them now. 4.现在完成时的被动语态:have(has)+been+done如:The room has been cleaned. 5.一般将来时的被动语态:will/be going to+be+done如: The work will be finished tomorrow. 6.含有情态动词的被动语态:情态动词+be+done如:Your homework must be handed in today. 其它几种特殊句型: It is said that …….. It is well known that ……. It is reported that…….. have sth done 第二曲:掌握主动语态变被动语态的方法 把主动语态变为被动语态时,应走好以下三步:1)主动语态的宾语变为被动语态的主语; 2)主动语态的谓语动词由主动语态形式变为被动语态形式; 3)主动结构的主语变为介词by的宾语,组成介词短语,放在被动结构的谓语动词之后。在无须说明动作的执行者或只强调动作的承受者时,by短语可以省略。请看示范: 主动语态:My brother repaired that bike yesterday. 主语 谓语动词 宾语其余部分 被动语态:That bike was repaired (by my brother) yesterday. 主语 谓语动词 by+宾语其余部分 对于主动语态变为被动语态方法的考查,主要在句型转换题目中出现。只要能够按照上面介绍的方法去做,一般是能够做对的。 第三曲:注意主动语态变为被动语态的几种特殊句型 1.含有短语动词的被动语态 一般来说,只有及物动词才有被动语态。另外,许多不及物动词
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