1、(九上九上)Unit 4 Amazing Science Topic 1 When was it invented ? Section A 制作学校：实验中学制作学校：实验中学 修订人：希望中学修订人：希望中学 韩慧灵韩慧灵 Teaching Aims： 1.能听懂p81的1a并能从中提取信息做判断正 误和回答问题。 2.朗读1a中的对话，找出对话中含有“Be+v 过去分词”的短语,并根据所给句子归纳总 结出被动语态的用法。 3.用1a中的几个常用句型，根据所给对话和 提示词编自己的对话。 4.能听懂p82的3a并能从中提取信息做题。 自学指导一：自学指导一： 自学内容：p81 1b 自学方法
2、：先听录音，独立完成。然后再听 检查答案。 自学时间：2分钟 自学要求：听录音，根据录音内容做题。 1a Listen , look and say 自学检测一自学检测一： 1.Jane is unhappy because she was not allowed to go to a party last night.( ) 2.Kangkangs father made a model rocket for him.( ) 3.The rocket is made of metal.( ) 4.A rocket is used for sending satellites or space
3、ships into space.( ) F F T T 1c Read 1a and answer the following questions. 1. Why did Kankang ask Jane not to spend too much time on computer games ? Its bad for her health if she spends too much time on them. too tired headache sore eyes 自学检测一自学检测一 2. Whats a rocket used for? Its used for sending
4、satellites or spaceships into space . 3. Who taught Kangkang some knowledge about spaceships? Mr. Brown. 4. Whats Kangkangs dream? He wishes he could go into space some day. 要点归纳： 1.be used for 被用来做 be used to do 被用来做 be used as 被用作 used to do sth. 过去常做 be used to doing sth. 习惯于做 2. some day-某一天，总有一
5、天(将来) e.g. I wish I could have my own house some day. 3. I hope your dream will come true. come true-变成真的变成真的,实现实现 realize/achieve-make sth. come true 自学指导二：自学指导二： 自学内容：课本81页1a 自学方法：精读 自学时间：5分钟 自学要求：找出1a中含有“be + V 过去分词” 的短语 自学检测二：自学检测二： 1. 2. 3. 4. was allowed to was made by is made of is used for 自
6、学指导三：自学指导三： 自学内容：观察下列几组句子 自学方法：大声朗读 自学时间：3分钟 自学要求：归纳总结出被动语态的用法与构 成 1.We speak English.（主动语态） 主语 谓语 宾语 English is spoken by us.（被动语态） 主语 谓语 宾语 2. He opened the door. The door was opened by him. 3.We can repair this watch in two days. This watch can be repaired by us in two days. 4.They heard a girl s
7、ing in the next room. A girl was heard to sing in the next room (by them). 5.Mr Green made Jim do his homework at home. Jim was made to do his homework by Mr Green at home. is spoken by She speaks Chinese. is spoken by He speaks English. English English. He him. Chinese Chinese. She her. 要点归纳：要点归纳：
8、主动语态：主动语态： 主语主语 + + 动词动词 + + 宾语宾语 被动语态：被动语态： 主语主语 + + be + be + 过去分词过去分词 + + by + by + 宾语宾语 1. 主动语态和被动语态的区别：主动语态和被动语态的区别： 主动语态表示主语是动作的执行者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。被动语态表示主语是动作的承受者。 要点归纳： 2. 被动语态的构成：被动语态的构成：be +vt.p.p. 一般现在时的被动语态一般现在时的被动语态 amis are + v.p.p. 一般过去时的被动语态：一般过去时的被动语态：waswere +v.p.p.
9、情态动词的被动语态情态动词的被动语态 aux.v. (mustcancouldmay) + be + v.p.p. 3.主动句中宾语不足语如果是不带主动句中宾语不足语如果是不带to 的不定式，的不定式， 如如make/see feel/hear/notice sb do sth.等，等， 在在变被动句变被动句时，要时，要加上加上to. 自学检测三：自学检测三： 1 Rice_ in the south of china. A grows B is grown C are grown D grew 2.English by us every morning. A was read B reads
10、 C are read D is read 3. A car_ in1885. A were invented B was invented C is invented D invented 4.The shop_ last night. A is robbed B was robbed C are robbed D opened 5.The work must_in two weeks. A. be finish B.be finished C. finish D. will finish B D B B B 自学指导四：自学指导四： 自学内容：课本82页part2. 自学方法：两人一组进行
11、对话练习 自学时间：5 分钟 自学要求：能根据提示单词仿照part2编对话 A: Whats the lock made of? B: Its made of metal. A: Whats it used for? B: Its used for locking the door. n.锁锁 v.（用锁）（用锁） 锁上，被锁住锁上，被锁住 Follow the example to make up similar conversations. lock/metal A: Whats the paper made from? B: Its made from wood. A: Whats it
12、 used for? B: Its used for writing on. paper/wood be made of 由某种物质做成由某种物质做成(看得出原看得出原 材料，物理过程材料，物理过程) be made from 由某种物质制成由某种物质制成(看不看不 出原材料，化学过程出原材料，化学过程) be made up of 由几部分组成由几部分组成 be made in 在某地在某地/某时制造某时制造 be made by 由某人制造由某人制造 be made into 被制成被制成 1 2 要点归纳：要点归纳： computer desk /wood chopsticks/bamb
13、oo sweater /cotton watch/metal 根据提示词编对话 自学检测四：自学检测四： A：Whats the sweater made of? B: Its made of cotten. A：Whats it used for? B:Its used for keeping warm. 自学指导五： 自学内容：自学内容：p82 3a 自学方法：先听录音，独立完成。自学方法：先听录音，独立完成。 然后再听检查答案。然后再听检查答案。 自学时间：自学时间：3分钟分钟 自学要求：听录音，根据录音内容做题自学要求：听录音，根据录音内容做题. 3a A. Listen to the
14、 conversations and number the following pictures. 2 3 1 自学检测五自学检测五 3a B. Listen again and complete the table . Invention Item laptop cell phone digital camera Material Usage Year country plastic plastic metal and plastic study, work and play communicate take photos around 1985 1973 around 1975 Japan
15、 America America 自学检测五：自学检测五： 当堂训练：当堂训练： 1.People use knives for cutting things. Knives _ _ for cutting things. 2.The students clean the windows of their classroom twice a month. The windows of their classroom _ _ twice a month. 3. We found the ticket on the floor . on the floor. 4.I told her to ret
16、urn the book in time. She _ _ to return the book in time. 5. His doctor made him have only two meals a day. He _ _ _ _only two meals a day. are used are cleaned The ticket were found was told was made to have 6.The flowers in the garden_ (water)once two weeks. 7.Your homework must_ finish on time. 8
17、.The trees _plant ten years ago. 9.You can go out if your homework _(do). 10.The bad vegetable should not_eat. are watered be finished were planted is done be eaten 知识小结 We learn: 1. Some phrases: be used for, be made of, be made from 3. Some sentences: I wish I could go into space some day. I hope your dream will come true. We can: Use the simple past passive voice: 结构:助动词(was/were)+及物动词的过去分词 1.肯定句式 ：主语+was /were+v.-ed 2.否定句式 ：主语+was/were + not+v.-ed 3.一般疑问句式： Was /Were+主语+vt.-ed 4.特殊疑问句式：疑问词W/H+was/were+主语+v.-ed
