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1、课题Unit6 When was it invented?课时1第 11 周第 3次集备,主备人:徐伟霞教学流程教学环节及内容师生活动用时定向1)自读单词： heel, scoop, electricity, style, project, pleasure, zipper, daily, website, pioneer, list, mention 出示重点句型： When was the telephone invented? I think it was invented in 1876. What are they used for? They are used for seeing
2、 at night. 1，复习第六单元单词回忆被动语态的用法。Are your shirts made of cotton?Yes, they are. And they were made in the US.2,出示本单元句型“When was it invented?It was invented in 。5自学出示本单元短语，学生背诵记忆daily life 日常生活have a point 有道理by accident 偶然；意外地take place 发生；出现help to do sth.帮助做某事；有助于做某事without doubt 毫无疑问；的确at a low pric
3、e 以低价translateinto 把译成all of a sudden 突然；猛地by mistake 错误地；无意中The Olympics 奥林匹克运动会devideinto 把分开stop sb./sth. from doing sth. 阻止某人/某物做某事dream of/about doing sth. 梦想做某事the number of 的数量look up to 钦佩；仰慕encourage sb.to do sth. 鼓励某人做某事achieve ones dream 实现某人的梦想出示重点句子，学生背诵并翻译：1.It is said that据说It is said
4、 that a Chinese ruler called Shen Nong was the first to discover tea as a drink.据说，一位叫神农的中国统治者是第一个发现茶可以饮用的人。2.not onlybut also不但而且Basketball has not only become a popular sport to play,but it has also become a popular sport to watch.篮球不仅已经成为一项人们喜欢玩的运动，它也已经成为一项人们喜欢观看的运动。3.When was the zipper invented
5、? It was invented in 1893.拉链是什么是被发明出来的？ 它是在1893年被发明出来的。4.Who was it invented? It was invented by Whitcom Judson. 它是由谁发明的？ 它是由惠特科姆贾德森发明的。5.When was tea brought to Korea? It was brought to Korea during the 6th and 7th centuries茶是在什么时候传入朝鲜/韩国的？ 它是在六至七世纪传入朝鲜/韩国的。6.What is the hot ice-cream scoop used fo
6、r? Its used for serving really cold ice-cream.冰激凌加热勺是用来做什么的？ 它被用来盛非常凉的冰淇凌。.12合作主动语态变被动语态应注意的问题1. 有些短语动词相当于及物动词，变为被动句时介词或副词不能去掉。 They put off the meeting because of the weather. The meeting was put off because of the weather. 会议因天气的缘故被推迟了。 2. 含有双宾语的主动句变为被动句时，通常把指“人”的间接宾语变为主语，指“物”的直接宾语保留不变；如果把指物”的直接宾语
7、变为主语，则在间接宾语前加to3. 主动句中感官动词see/hear/watch/feel等和使役动词make/let/have等后跟省略to的动词不定式，变为被动语态时应加上不定式符号to。I saw a heavy man enter the house. A heavy man was seen to enter the house. 4. 系动词、不及物动词或某些短语动词（happen, take place, come true, fall asleep）没有被动语态。 What happened to Mr. Brown?一般过去时态的被动语态的构成 英语有两种语态：主动语态和被动
8、语态。主动语态表示主语是动作的执行者，而被动语态则表示主语是动作的承受者。如：We cleaned the classroom yesterday. 我们昨天打扫了教室。(主动语态，主语we是clean这一动作的执行者)The classroom was cleaned yesterday. 教室昨天被打扫。(被动语态，主语the classroom是clean这一动作的承受者)一、一般过去时被动语态一般过去时被动语态的结构为“主语+ was /were +及物动词的过去分词 (+by+动作的执行者).”。如： Trees were planted last spring.去年春天种了树。1.
9、 肯定句： 主语 + was/were +及物动词的过去分词 + 其他. Paper was invented by Chinese people two thousand years ago. 纸是中国人在二千多年前发明的。 新- 课-标-第 -一- 网2. 否定句： 主语 + was/were not +及物动词的过去分词 + 其他. Women were not allowed to take part in the games at first. 开始妇女不允许参加奥运会。 3. 一般疑问句： Was/Were +主语 +及物动词的过去分词 + 其他? Were these pictu
10、res drawn by your sister? 这些图片是由画的吗？ 二、被动语态的用法：1. 不知道谁是动作的执行者，或没有必要指出谁是动作的执行者。 e.g. English is spoken all over the world. 全世界都在说英语。2. 需要突出或强调动作的承受者。 e.g. This dictionary is used by most students. 这本字典是大多数学生在用的。10答疑1. Well, you do seem to have a point have a point 有道理 e.g. I admit (that) you have a p
11、oint. 我承认你有理。 2. They are used for seeing in the dark.be used for doing sth.表示“被用来 做某事”。 相当于be used to do sth. e.g. This computer is used to control all the machines. 这台电脑是用来控制所有机器的。 Do you know what this tool is used for? 你知道这工具是用于做什么的？3. Think about how often its used in our daily lives. think abo
12、ut 表示“考虑，想起” e.g. He is thinking about travelling in the summer holidays. 他正在考虑暑假旅游的事。 She was thinking about her childhood days.她正回想她的童年时期。http:/w ww.xk b1. comthink of 指“考虑，记忆，记起” 如：You think of everything! 你全都提到了。 I cant think of his name at the moment. 我一时想不起他的名字。think sth. over指“仔细想，审慎思考，作进一步考虑
13、”如：Please think over what I said.请仔细考虑我说的话。 I want to think it over. 我想仔细考虑一下这件事。think sth. out 指“想通，想出，熟思”如：He thought out a new idea. 他想出了一个新主意。 That wants thinking out. 那件事需要仔细考虑。8巩固People believed that tea _ (bring) to Korea and Japan during the 6th and 7th centuries. In England, tea _ (not appe
14、ar) until around 1660, but in less than 100 years, it had become the national drink. The tea trade from China to Western countries _ (take) place in the 19th century. 被动句和主动句的转换：1. He chose six story books the other day. Six story books _ _ by him the other day. w W w .X k b 1. c O m2. Uncle Lee gave Jack a large cake for he painted the wall wonderfully. Jack _ _ a large cake for he painted the wall wonderfully. 3. A mouse ate half of the cake last night. Half of the _ _ by a mouse last night. 将下列句子变为主动语态。 4. Were these machines invented by Edison? _ Edison _ these
