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1、九年级 Unit6 When was it invented?导学案 1课题：Section A (la-lc).主备人：陈现课标要求：了解、掌握被动语态的构成、用法。【导学目标】知识目标：1) 能掌握以下单词： heel, scoop, electricity, style, project, pleasure, zipper, daily, website, pioneer, list, mention 能掌握以下句型： 一When was the telephone invented?一I think it was invented in 1876. 一What are they use
2、d for?一They are used for seeing at night.2)能谈论物品被发明的时间、发明者，表达某发明的用途。能力目标：1)能运用所学知识练习被动语态的句式。2)能用所学句型进行交际练习。情感目标：培养学生的听说演等能力及合作学习的意识。【导学重难点】重点：1、运用目标语言训练学生听说技能。2、教会学生正确运用生词。难点：被动语态的构成和运用。【导法】情景操练，反复使用，师生互动，生生互动。【学法】通过谈论历史上的发明物，充分掌握被动语态的用法。【导学准备】多媒体课件 教科书录音机 课前预习教案来源：自撰【导学过程：】一、导入通过课件呈现中国古代的发明:gun pow
3、der/compass/paper making/printing然后问学生:What are they?Help the students to say :They are four inventions of China.Get the students to repeat.叫学生列举一些他们知道的发明，如car,telephone,computer,TV等。Then show some inventions on the screen to the students:Telephone, calculator, car, personal computer, TV, light bulb
4、, alarm, clock, microwave oven, electric slipper.Teacher: There are many useful things in the world. They help us a lot in life. （Show some pictures on the screen）When were they invented?Students: . The telephone was invented in 1876. The computer was invented in .二、导学环节【预习指导】（一）自我预习一、扫清障碍根据音标读出p42的
5、单词，并记住。二、课本预习：熟读la并根据图中的信息填空，组织1c对话（二）预习效果检查翻译下列年代：1 nineteen seventy-one 2 eighteen eighty-five3. eighteen seventy-six 4.19275.1976【课内学习】一、教材处理：完成教材la-1c的任务.要求学生翻开课本P41,迅速阅读la部分的内容。并按要求完成课本上相应的任务:Number the pictures.1 .检查答案，先要求全班一起给出答案并检查讨论。2 .要求学生听第一遍录音，并完成课本上1b的听力任务：Listen and match the invention
6、s with the years. Check their answers:读出序号-读出年份-读出完整的句子.要求学生听第二遍录音，并逐句进行跟读。3 .完成教材1c的任务，要求学生模仿la内容，进行对话练习。并邀请2-3对同学当堂进行演示。4 .小结训练。要求学生在规定的时间内完成一个小练习。并请若干学生给出自己的答案。有错误的话及时解决 纠正。二、组内探讨：1. invent (v.)发明;创造invent指发明创造出自然界本来不存在的东西，如工具、方法、手段、汽车、电器、合成材料等。例：Bell the telephone.贝尔发明了电话。Smith a new teaching me
7、thod.史密斯发明了一种新的教学方法。【横向辐射】一、discover, find, create1. discover是“发现”的意思，是指发现原来就有而一直没被发现，如发现电、煤、石油等矿藏及新星、星系或科学真理等。Columbus America in 1492. 1492年哥伦布发现了新大陆。Recently they have a comet.最近他们发现了一颗彗星。2. find的意思是“寻找”，强调找的结果，并不指发现。r ve tried to another copy but couldn，t one.我试图再找一本，但没能弄到。3. create指有目的地把原材料制成新产
8、品，也指创造出原来不存在的或与众不同的事物。Man himself.人类创造了自己。A novelist characters and a plot.小说家塑造人物并设计情节。二、几种基本时态的被动语态.一般现在时：am/is/are +过去分词Football is played all over the world.足球运动遍及全世界。1 .一般过去时：was/were +过去分词This book was bought yesterday.这本书是昨天买的。2 .一般将来时：will be +过去分词The class meeting will be held tomorrow.班会将在
9、明天开。3 .现在进行时：am/is/are 4-being +过去分词Our teaching building is being built now.我们的教学楼正在兴建中。4 .过去进行时：was/were + being +过去分词The bus wasnt being repaired by me then.那时这辆车不是由我修的。5 .现在完成时：have/has + been +过去分词The work has been finished by them.这项工作已经被他们做完了。学习成果展示一、根据语境提示，用invent, discover, find或create的形式填空
10、，完成句子。1 .When the stream engine (蒸汽机) ?1.1 cant my bike, Im looking fbr it.3. Scientists are now trying to if this is possible.4. Do you know who the plane?5. He quite a number of wonderful characters in his play.二、单项选择( )l.The kind of cup is used drinking. A.to B.as C.by D.for()2.My mother and my s
11、ister kept on talking,but my father silent all the time.A.gotB.keptC.turnedD.looked( )3.1 think the short story by Lu Xun. A.is writing B.is writtenC.writtenD.was written( )4.Who the electric light lamp?Edison.A. was;invented B.is;invented C.was;invented by D.did;invented by三、用所给单词现的适当形式填空：1 .When(
12、be) the bridge built?2 . The book Zhaohuaxishi (write) by Luxun.3 .Computers(invent) 1964 in America.4 .Our classroom(not clean) yesterday.6.Computers( use)(wide).7Jim(seem) very happy today.(此句 seem 用作系动词，相当于 is).The man seemed(have) some trouble. He walked up and down in his office.8 .-When will the bus get here? - At (about 的同义词)10:15.9 .Where are the zip(use)?四、根据汉语意思完成句子，每空一词。1 .我认为计算器比电脑发明得晚些。I think the calculator after the computer.2 .你似乎的确有道理。You do seem to.3 .这个箱子被当作桌子用。The box a table.4 .汽车是什么时候被发明的？the car?5 .这个杯子是用来喝热水的。This cup hot water【导学反思】有什么没有掌握的知识？请记录下来，不太明白的请询问同学或老师。