Unit6 SectionA(1a-1c)课件- 人教版九年级英语全册.ppt

11/7/2021,Unit6 When was it invented?,SectionA 1a-1c,Language Goal :,1.Talk about the history of some Inventions. 2.Grasp the structure of passive voice: be done,11/7/2021,11/7/2021,11/7/2021,Guessing game!,potato chips,1850 1870,1853,When was it invented ?,11/7/2021,light bulb 1879,When was it invented?,It was invented in 1879.,Who was it invented by ?,It was invented by Edison.,Whats it used for?,Its used for seeing in the dark.,11/7/2021,Car 1885,When was it invented?,Who was it invented by ?,What is it used for?,Benz.,It was invented in 1885.,It is used for traveling fast.,It was invented by Benz.,11/7/2021,Look at the things. In what order do you think they were invented?,1a,11/7/2021,A: I think the TV was invented before the car. B: well, I think the TV was invented after the car.,Talk about with your parterner.,11/7/2021,Listen and match the inventions with the dates.,1b,_ 1876 _ 1885 _ 1927 _ 1971,d,a,c,b,b,Alice: Haha! How about cars? They were not invented yet, were they? Grandma: Yes, they were. Cars were invented in 1885. My family had a car. Alice: Well, did you have a TV? Grandma: No, we couldnt afford(承受得起) one. They were expensive in those days. The TV was invented around 1927, I think.,Alice: Well, I know that you didnt have a computer, Because we learned in school that personal computers were invented in 1971. Grandma: Youre right. But I have one now!,Alice: Was your life very difficult when you were a kids? Grandma: Oh, not really. Why? Alice: Well, you didnt have modern inventions like a telephone, right? Grandma: Of course we did! How old do you think I am? The telephone was invented in 1876. You need to take a history class, Alice!,A: I think the TV was invented before the car. B: Well, I think the TV was invented after the car.,Talk with your parterner.,computer,TV,A: I think the was invented before the . B: I agree. /I disagree. I think the was invented after the.,car,clock,A: I think the was invented before the . B: I disagree. I think the was invented after the. / I agree.,Review: 被动语态,一、语态概述 英语的语态是通过动词形式的变化表现出来的。

英语中有两种语态：主动语态和被动语态 主动语态表示主语是动作的执行者巧记为：主动、主动、主去动 例如：Many people speak English. 谓语speak的动作是由主语many people来执行的被动语态表示主语是动作的承受者，即行为动作的对象巧记为：被动、被动、主被动 例如：English is spoken by many people. 主语English是动词speak的承受者把下列句子变为含被动语态的句子：,1.Mr.Li corrects the students homework every morning.,The students homework is corrected by Mr.Li every morning.,2.People play basketball all over the world.,Basketball is played by people all over the world.,主语,主语,谓语,宾语,谓语,宾语,语 法 点 击,一般过去时的被动语态,1. 概念： 一般过去时的被动语态表示主语是过去某个动作的承受者 2. 构成：主语was/were动词的过去分词。

Some new computers were stolen last night. 昨天晚上有几台新电脑被盗了Summary: What have you learnt? 1.句型when was the car invented? 和I think it was invented in 1876.的运用 2. 能听懂年份的读法根据句意和所给汉语提示, 完成下列单词的 确拼写 1. Thats the most _ (有用的) book. 2. It is said that Thomas Edison had 1,093_ (发明) during his lifetime. 3. - What is this kind of machine used for? - Its used for _ (听) tomusic. 4. Children also need time _ (玩耍).,useful,inventions,listening,to play,用所给动词的适当形式填空 （1）Youll soon get used to _（live） in the country. （2）I never used to _（eat） cakes, but I eat a lot now. （3）The wood is used to _（make） desks and chairs. （4）When I was young, I was used to _（walk） long distances. （5）Pens are used for _（write）.,living,eat,make,walking,writing,1. We often saw him help his classmates last year.,He was often seen to help his classmates last year.,2. The trees covered the whole mountain in the past.,Theytook care of the children yestaday.,The whole mountain was covered by the trees in the past.,The children are taken care of by them.,把下列句子变为被动语态,用所给动词的正确形式填空： 1. The bike _(fix) up by Xiaoming yesterday. 2. Shields _ (use) for protecting peoples body in the past. 3.Last year, a picture _(put) up on the blackboard. 4. She said French_ (speak) in France. 5. Teenagers _(allow) to choose their own clothes two years ago.,was fixed,were used,was put,was spoken,were allowed,Master the contents in the period. Finish the exercises in the textbook. Preview the next period.,。