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高中英语 Unit3 Grammar课件 新人教版必修5 课件VIP免费

高中英语 Unit3 Grammar课件 新人教版必修5 课件高中英语 Unit3 Grammar课件 新人教版必修5 课件高中英语 Unit3 Grammar课件 新人教版必修5 课件高中英语 Unit3 Grammar课件 新人教版必修5 课件高中英语 Unit3 Grammar课件 新人教版必修5 课件
Unit 3 Life in the futureGrammarUnit 3 Life in the futureGrammarPast participle (3)Past participle (3)used as Adverbial & used as Adverbial & AttributeAttribute过去分词 过去分词是非谓语动词的一种形式 , 表示完成和被动的动作。它在句子中可以充当状语、定语等成分。过去分词与现在分词作状语 过去分词表完成、被动 , 与主句主语之间是被动关系 ; 现在分词表进行 ,主动 , 与主句主语之间是主动关系。如果一个被动的动作发生在谓语动词之前 , 则可使用现在分词的完成被动式或过去分词。 过去分词表完成、被动 , 作状语时 , 其逻辑主语是主句的主语 , 且与主语之间存在着被动关系。过去分词作状语可表时间 , 原因 , 让步 , 结果 , 方式 , 条件等。观察下列的句子 :Once published, his works (=Once his works was published, ) became famous for the absence of rhyme at the end of each line. PP 作时间状语 , 相当于一个时间状语从句有时过去分词前可加连词 when或 while 来强调时间概念。过去分词作时间状语1. When it is heated, ice will be changed into water. When heated, ice will be changed into water.2. When it is seen under a microscope, a fresh snowflake has a delicate six-pointed. Seen under a microscope, a fresh snowflake has a delicate six-pointed shape. 过去分词作原因状语1. Since/ As she was given advice by the famous detective, the young lady was no longer afraid. Given advice by the famous detective, the young lady was no longer afraid.2. Because it was done in a hurry, his homework was full of mistakes. Done in a hurry, his homework was full of mistakes.过去分词作条件或者假设状语1. If they had been given more attention, the cabbages could have grown better. Given more attention, the cabbages could have grown better.2. If I am compared with you, we still have a long way to go. Compared with you, we still have a long way to go.作方式或伴随情况状语1. The hunter left his house, followed...

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高中英语 Unit3 Grammar课件 新人教版必修5 课件

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