内容正文:
英语八大时态之
过去完成时口诀解读及精讲精练
教学目标
1、能够记住过去完成时口诀快板词,理解过去完成时的概念。
2、能够记住过去完成时的谓语构成
3、能够记住动词过去分词的变化规则口诀,确写出动词过去分词。
4、能够利用过去完成时做各种题型的题目。
5、在实际生活中能够用所学的语言进行交际。
6、通过综合复习,使学生体验成功喜悦感,增强学好英语的信心。
课堂导入
新知讲解
对时态的理解
口诀:不同时间发生的事,对应不同的时态,时态不同意不同,动词形变来完成。
解读:不同的时间对应不同的时态,不同的时态是通过谓语动词的不同形式来表现。
和其他时态相比较,变化的只是动词谓语部分,其他成分没有发生变化。
新知讲解
过去完成时的概念(一):
口诀:过去的过去作时间,过去某个时(间)动(作)前,
已经发生的事件,过去完成时呈现。
解读:过去完成时表示在过去的某一时间之前或过去的某一动作之前就已经完成了的动作。
过去完成时的时间:
表示“过去的过去”的时间状语。如:
1.before yesterday, before last night , by the end of last term, by the year 2004, by the time they arrived, etc.
2.表示“过去的时间”状语从句。如before he came to China, when I got to the station, etc.
3.用于宾语从句He said that--- , I remembered that--- 以及上下文来判断相对时间。
新知讲解
过去完成时的概念(二):
口诀:过去完成另一条,for或since少不了,动作发生在过去,
延续到了另一过去,延续性动词办得到,瞬间动词办不了。
解读:表示从过去的某一时间开始一直持续到过去的另一时间的动作或状
态。
1.He had learnt Chinese for three years before he came to China.
2.I knew he had worked in this factory since he came here.
3.He said his father had been dead for ten years.
新知讲解
过去完成时动词谓语的构成:
口诀:时态变化靠动词,had加过分作谓语,
解读:过去完成时的谓语构成,
要写成 had加动词的过去分词
新知讲解
look looked looked, cook cooked cooked, ask asked asked ,
work worked worked , pass passed passed , watch watched watched,
wash washed washed, jump jumped jumped , laugh laughed laughed,
play played played , clean cleaned cleaned , call called called,
climb climbed climbed, join joined joined , hang(吊死) hanged , hanged,
cpen opened opened , visit visited visited , want wanted wanted,
like liked liked, love loved loved, dance danced danced,
move moved moved , smile smiled smiled
shop shopped shopped, prefer preferred preferred,
worry worried worried, try tried tried , hurry hurried hurried,
try tried tried, marry married married,
travel t