高中英语外研版 (2019)选择性必修 第二册Unit 2 Improving yourself优秀作业ppt课件

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Unit 2 Improving yourself
Using language
过去完成时被动语态
Contents
Part 1 Studying the rulesPart 2 Practice
When I arrived at the hall at dawn, all the desks had been occupied.
Read and pay attention to the words in red. What do they function?
Ding Zhen told us that the matsutake[məts'juːtɑːk]n.松茸 )had beed picked up in the mountains.
Read and pay attention to the words in red. What do they function?
过去完成时的被动语态过去完成时的被动语态由“had been+及物动词的过去分词”构成，表示在过去某一时刻或某一动作之前“被”，句中常用by，before，until，when等词引导时间状语。
过去完成时的被动语态有以下三种形式：(1)肯定结构：主语+ had been done +其他成分(2)否定结构：主语+ had not been done +其他成分(3)疑问句结构： had +主语+ been done +其他成分;疑问词+ had +主语+ been done +其他成分
2.过去完成时的被动语态的用法(1)表示在过去某-时间或动作之前已经完成的被动动作，常与by，before等 引导的时间状语连用。By the time we got there, all the tickets had been sold out.我们到达那里时，所有的票都卖完了。
(2)表示从过去某一时间开始，延续到过去另一时间的被动动作，常与for，since引导的时间状语连用。It was reported that the new toothpaste had been advertised for several weeks.据报道，这种新牙膏已经做了好几个星期的广告了。
(3)用在宾语从句中， 常放在said, told， thought， wondered等动词过去式的后面，表示在这些动作之前已经发生的被动动作。He told us that the experiment had been completed.他告诉我们实验已经完成了。
(4)根据语意可以判断出动作先后的被动语态，用过去完成时。He had to leave his house because it had been flooded.他只好离开他的房子，因为他的房子已经被淹没了。
Practice
Talk about changes or improvement about yourself/your relationships with someelse with past perfect passive.
Production