Unit 6 When was it invented Section A
【学习目标】
掌握重点单词和短语:fridge, low, somebody, translate, lock, earthquake, sudden, bell, biscuit, cookie, musical, instrument,all of a sudden等
总结一般过去时态被动语态。
学习重点:运用一般过去时态的被动语态完成相应练习。
【自主学习案】
学法指导:首先认真拼读P44所有新单词,掌握其发音和中文意思。再疯狂朗读Grammar Focus,做到能流利通顺地背诵,并勾出含有“be+动词的过去分词”的部分,重点记忆!
Task 1. 通过预习关上书后准确翻译下面的短语,并大声朗读背诵。
at a low price_____________ 2. 从…偷…______________ 3.建议某人不做某事__________________
4.把…翻译成…______________5. 突然_________________6.work on the invention of_______________
Task 2. 用英语写出下面的句子。(注意书写要清晰工整)
拉链是什么时候被发明的?_________________________________________________________?
它在1893年被发明的。___________________________________________________________.
它是被谁发明的?_________________________________________________________________?
它是被惠特科姆.贾德森发明的。_____________________________________________________.
茶是什么时候被带到朝鲜的?________________________________________________________?
它是在6世纪到7世纪之间被带到朝鲜的。___________________________________________ .
加热冰激凌的勺子被用来做什么?_____________________________________________
?
它被用来盛非常凉的冰激凌。_______________________________________________________.
【合作学习案】
Step 1. 和我的搭档一起核对自主学习案Task 1、2的答案。
Step 2. 组长带领组员疯狂朗读Grammar Focus,并合作完成每个句子的翻译,勾出语言点并做好随他随堂笔记。然后根据组长的安排组员间相互抽查背诵情况。
Step 3. 独立完成4a,再和搭档核对答案。然后两人一对练习句子。
Step 4. 独立完成4b,再和搭档核对答案。然后两人一对练习句子。
Step 5.先浏览4c的短文,确定空格处的动词是用主动形式还是被动形式,然后独立用动词的正确形式填空完成短文。小组核对答案。
Step 6. 知识梳理。
一般过去时的被动语态学习三要素
一、一般过去时的被动语态的概念及构成
一般过去时的被动语态表示过去某一时间的被动动作或过去经常性、习惯性的被动动作,由“主语 + was / were + 及物动词的过去分词 + by + 动作执行者”构成,无需说明动作执行者时可省去“by + 动作执行者”。句中主语就是原主动语态的宾语,动作执行者就是原主动语态的主语。was, were的使用由主语的单复数形式而定,主语为第三人称单数名词、代词或I时用was, 主语为复数名词、代词they或you时用were。如:
This bridge was built in October last year. 这座桥是去年十月份建的。
These cakes were made by my mother last night. 这些蛋糕是我妈妈昨天晚上做的。
二、一般过去时的被动语态句型的变换方法
一般过去时被动语态句型变换应围绕was, were进行,否定形式应在其后加not, 一般疑问句形式应将其提至句首,特殊疑问句形式应将一般疑问句置于特殊疑问词后面,反意疑问句形式应保留was / were。
His computer was not stolen by thieves last night. 他的电脑昨天晚上没有被小偷偷走。
Was your homework finished in time yesterday evening? 昨天晚上你及时完成家庭作业了吗?
When was your letter written? The day before yesterday? 你的信是什么时候写的?前天吗?
Your bike was not repaired last night, was it? 你的自行车昨晚没有被修理,是吗?
三、一般过去时的被动语态疑问句的回答方法
一般过去时的被动语态的一般疑问句形式肯定回答用“Yes, ... was / were.”,否定回答用“No, ... wasn’t / weren’t.”; 特殊疑问句应抓住特殊疑问词进行回答,可用简略方法,也可用完整方法; 反意疑问句也应用“Yes, ... was / were.”或“No, ... wasn’t / weren’t.”进行回答。如:
—Was your office cleaned yesterday afternoon? 你的办公室昨天下午打扫了吗?
—Yes, it was. / No, it wasn’t. 是的,打扫了。/ 不,没有打扫。
—Were your rooms painted again last week? 你的房间上周重新粉刷了吗?
—Yes, they were. / No, they weren’t. 是的,重新粉刷了。/ 不,没有重新粉刷。
—When was your brother sent to work in Beijing? 你兄弟是什么时候被派到北京去工作的?
—Last year. / He was sent to work in Beijing last year. 去年。/ 他是去年被派到北京工作的。
【巩固训练案】
用所给词的正确形式填空。
(1) Battery-operated slippers
(invent) by Julie Thompson.
(2) The project
(finish) last month .
(3) The young man was seen
(get) on a bus just now .
(4) The classroom
(clean) everyday .
(5) Was the book
(return) to her last Friday.
2.按要求完成句子。
(1) You brought your English book to school yesterday. (改为被动语态)
Your English book
to school yesterday?
(2) Your bag was put here. (改为否定句)
Your bag
here.
(3) Peter was allowed to take the test. (改为一般疑问句)
Peter
to take the test ?
(4) Children were allowed to do whatever they liked. (改为否定句)
Children
to do whatever they liked.
(5) Who did you ask to volunteer at your local school?(改为被动语态)
Who
to volunteer at your local school?
【总结反思】
这节课我学到的新知识有:
这节课我的不足之处是:
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