新人教版九年级Unit 6 When was it invented（Section A 1a-2a）赛课课件 .ppt

1、Unit 6 What was it invented ？（The first period),人民教育出版社九年级全册,教学目标和要求,1.Language Golas: Get the students to master the following words and expressions: invent, scoop, operate, mistake, discover.Ability Golas : enable the students to understand and use the new words of this unit.Moral Goals: enable th

2、e students to be aware of different inventions around them and set a goal to be an inventor.,paper making,printing,compass,gunpowder,Chinese inventions,I think it is the most helpful invention. Because it helps me search the information that I need. Sometimes I can play games on it and it can make m

3、e relaxed and happy.,What is it ?,computer,This is a modern invention. Its very convenient if you want to connect with your friends who are far away from you. You may talk with them if you like.,telephone,Its a box that we can see the moving pictures and hear sound . Everyone will agree that its fun

4、 .It lets us open our eyes and see the world without going out. From it we learn the world .,TV,Look at the things below. In what order do you think they were invented? Discuss them with your group. Then number them 1-4.,1a,2,3,1,4,I think the television was invented before the car.,I dont agree wit

5、h you. I think the television was invented after the car.,I think the telephone was invented before the computer.,Well, I agree with you.,Student B, cover the dates. Student A, ask Student B when the things in the picture in 1b were invented. Then change roles and practice again.,Practicing,1c,When

6、was the telephone invented?,I think it was invented in 1876.,Listening,Listen and match the inventions with the years.,1b,_ 1876_ 1885_ 1927 _ 1971,d,a,c,b,Listening,Listen and number the inventions 1-3 in the order you hear them.,2a,_ shoes with special heels_ shoes with lights_ hot ice-cream scoop

7、, runs on electricity,1,3,2,n. 鞋跟; 足跟,n. 勺; 铲子,n. 电; 电能,Listen again and complete the chart.,2b,changing,serving,in the dark,n. 样式; 款式,The first invention is shoes with _. People always hit their toes on _ on the way to the bathroom at night. So people can use them for _ in the _.,Listen again and f

8、ill in the blanks.,something,seeing,dark,lights,The second invention is a special ice-cream _. It runs on _ and becomes hot. Its _ for serving really _ ice-cream.,scoop,electricity,used,cold,The last invention is shoes with special _. People can move the heels _ and _. You can _ the heels if you are

9、 going to a _ or _ them if you are just going out for _.,heels,down,up,raise,party,lower,shopping,The passive voice.,被动语态,英语中动词有主动语态和被动语态两种语态. 主动语态表示主语是动作的执行者,被动语态表示主语是动作的承受者, 在被动语态中动作的执行者有时用by短语表示出来.,被动语态的构成:,助动词be+ (及物动词的) 过去分词,一般现在时,一般过去时,The passive voice.,被动语态,被动语态的用法:,不知动作执行者时,常用被动语态.eg. My bi

10、ke was stolen yesterday. This car is made in American.2. 不必要说出动作执行者时,常用.eg. Rome was not built in a day.3. 为了突出强调动作的承受者时,常用被动语态.eg. Thousands of beaches are polluted (污染).,The passive voice.,被动语态,主动语态变被动语态的结构图:,Bell invented the telephone in 1876. The telephone was invented by Bell in 1876.,主语,谓语动词过

11、去时,宾语,时间状语,主语,谓语动词的过去分词,宾语,时间状语,The passive voice.,被动语态,小结：主动语态变为被动语态的步骤:,把原主动句中的宾语转换为被动语态的主语.2.把动词改为被动形式,即 “be + 过去分词” . 注意 be 动词要按新的主语的人称和数进行变化,时态要和原来 的主动语态的时态保持一致.3. 原来主动语态句中的主语,如果需要,就放在by后面 以它的宾格形式出现. 如果没有必要就可以省略.其他的 成分 (定语,状语) 不变, 句式也不能变.,用所给动词的正确形式填空：,1) The bike _(fix) up by Xiao Ming yesterd

12、ay. 2) Sunglasses _ (use) for protecting peoples eyes. 3) A picture _(put) up on the blackboard. 4) French_ (speak) in France. 5) Teenagers should _(allow) to choose their own clothes.,was fixed,are used,is put,is spoken,be allowed,Thank you for listening,Bye-bye,U盘、电脑坏了？教学资料不见了？以前的资料没保存？每一届重复劳动？找不到精品课件、试题、教案反思？各大文库价格昂贵？来【163文库】吧，你可以：上传分享资料赚取零用钱；创建教学空间，分类收藏存储资料；方便下届使用；百万教学资源供你下载；【平台地址：】,