Unit 9 When was it invented?



首先,帮助学生明确本题的要求。接着,听力练习,学生根据录音内容完成lb,
最后,重放一遍录音内容,学生跟读。 ’
(学生通过听力练习,进一步熟悉本课的目标语言.)
教学巩固
完成一个任务:
Ask some students to read about an invention using an encyclopedia or other book
from the library,or by looking up information on the Internet.Have the students write up
a short report and draw a simple picture of the invention or bring in a photo of It.Ask each
students to show the picture and read his or her report to the class.
说明:通过来完成一个任务.让学生运用所学内容,既巩固了本课所学的语言目标,又开拓了学生的思维,使学生的思维跳出了课本,培养学生在实际生活中运用本课所学内容,来解决现实生活中的实际问题的能力,真正达到了新课标提出的培养学生综合运用语言的能力。
六、作业
1.根据时间和人物写出发明物。
(1)1885_____________
(2)1876_____________
(3)1927_____________
(4)1976_____________
(5)Julie Thompson _____________
(6)Chelsea Lanmon _____________
2.回答问题。
(1)When was the car invented?____________________________________
(2)What are the car used for? ____________________________________
(3)What is the telephone used for? ____________________________________
(4)What is heated ice cream scoop used for? ____________________________________
(5)Who was papermaking invented by? __________________________
第二课时 教学目标 熟练掌握被动语态用法,学会用被动语态表达对创造和发明事物的认识和看法。 教学过程 一、复习 通过图片展示出以下句型及一些发明物for example:computer,telephone,car,TV,calculator… 组织同学应用以下句型进行对话,并把句型写在黑板上 版书: 二、教学helpful,annoying Ask students to give some examples to show what each word means. For example: A vacuum cleaner is helpful. A very loud truck is annoying. 确信学生知道helpful,annoying的含义。 三、教学 1. 首先,老师利用图片,呈现alarm clock,light bulb,microwave oven的画面.Then ask the students the following questions. 通过此方法让学生表达对创造和发明事物的认识和看法。 注:让学生根据自己写出的五个helpful inventions和五个annoying inventions与同伴进行俩俩对话. 2. Then ask the students to make a list of five helpful inventions and five annoying inventions on their own.Give the class about five minutes to do this.(接着要求学生写出五个helpful inventions和五个annoying inventions,五分钟完成。) 注:当学生做时,教师应全班移动来帮助学生。完毕,四人一组互相分享答案。最后,要求一些学生读出他们的答案,并且解释为什么。 四、教学3b. Ask the students to work in pair the following talk using the target language.(叫学生 用语言目标进行俩俩对话。) 让学生根据自己写出的五个helpful inventions和五个annoying inventions应用以下句型与同伴进行俩俩对话。教师将应用句型写在黑板上。 版书: 说明:此活动用目标语言为学生提供听说练习。同时进一步让学生表达自己对创造和发明事物的认识和看法。 五、教学巩固 完成一个任务:Group work Imagine that you are alone on a tiny island.Choose five inventions you would like to have on the island with you.Tell the group what you chose and why. Maybe you can use the following drills: I’d like to have a…because I could… It’s used for… I think the most helpful invention is... . But that’s not going to help you leave the island.I think it would be better to leave… 说明:通过来完成一个任务.让学生运用所学内容,既复习第一课时所学的语言目标和巩固了本课所学的语言目标,又开拓了学生的思维,培养了学生在实际生活中运用本课所学内容,来解决现实生活中的实际问题的能力。 六、作业 1.句型转换。 (1)She was seen to come out of the library by him.(变为主动语态) He ________ ________ ________ out of the library. (2)When are trees often planted?(变为主动语态) When ________ people often ________ ________? (3)The League was founded in Guangzhou in 1922.(就画线部分提问) ________ ________ ________ ________ the League ________ ? (4)Did the students wear the school clothes a lot?(变为被动语态) ________ the school clothes ________ a lot? (5)Kate took good care of the baby yesterday evening.(变为被动语态) The baby ________ ________ well by Kate yesterday evening. (6)His aunt bought him a bicycle.(变为被动语态) A bicycle ________ ________ him by his aunt. 2.汉译英。 . (1)计算机是何时发明的?_______________________________________ (2)谁发明了计算机? _______________________________________ (3)计算机是用来做什么? _______________________________________ (4)你认为什么是最有用的发明? _______________________________________ (5)它能够给人们更多时间工作和玩。____________________________________ 第三课时 教学目标 学会表达由于这些创造和发明对你的生活的帮助和对生活质量的提高认识. 教学过程 一、复习 要求学生使用黑板上的句型练习对话。 版书: 通过口语练习,既激发了学生的学习积极性,让学生在轻松好奇的氛围中复习了上节 课的目标语言,又引出新课。 二、教学 1.First the teacher asks the students what kind of fruit food and drink you like the best and writes down on the blackboard.教师问学生最喜欢什么水果和饮料并把它们写在黑板上。 比如:potato chips,ice cream,tea,lemon,chocolate,oranges,salad,popcorn, pickle and SO on. 2.接着叫学生表达以上食物的味道,引出新单词——sweet,crispy,salty,sour,delicious,hot,awful,nice…并且完成lb教学内容 通过此活动,以旧带新引入新单词。其目的是让学生自主学习新知识。 三、教学 1.首先,听力前的brainstorm First,Let students describe how potato chips taste and describe how helpful the pota— to chips. Then,ask:When and where were potato chips invented? Who were potato chips invented by? How were potato chips invented?(Let students guess according to the following key words.) Key words:by accident,customer,restaurant,by mistake.(说明:通过问题让学生对 对话内容有整体了解,为听力练习做好准备;又培养学生的注意力,想像力,观察力。) 2.利用农远工程教学网中学资源06-07上学期中的学习指导中学英语人教课标版9年级Unit9的多媒体课件中的图片、动画和人机交互自测程序进行以下教学活动。 要求学生快速阅读 接着,听力练习,学生根据录音内容完成 最后,重放一遍录音内容,学生跟读。 学生通过听力练习,进一步熟悉本课的目标语言。 四、教学 利用农远工程教学网中学资源06-07上学期中的学习指导中学英语人教课标版9年级Unit9的多媒体课件中的图片、动画和人机交互自测程序进行以下教学活动。 1.老师利用多媒体课件,呈现a cup of tea和the emperor(who was Shen Nung) was boiling drinking water over an open fire的画面.Then ask the students the following questions. 让四人一组进行分组讨论以上问题。 注:当学生讨论时,教师应全班移动来帮助学生。 2.让学生根据文章内容完成问题。时间4分钟。完毕,要求一些学生在全班分享他 们的答案,并且解释为什么。最后,老师给出答案。 (通过听力练习和阅读练习让学生明白这些创造和发明对我们的生活的帮助和对生活 质量的提高认识。) 3.接着要求学生写出五个helpful inventions和五个annoying inventions,五分钟完成。 注:当学生做时,教师应全班移动来帮助学生。完毕,四人一组互相分享答案。 4.最后,要求一些学生读出他们的答案,并且解释为什么。 五、教学巩固 完成一个任务:Blind Taste Test Ask a student to bring to class some foods that taste sweet,crispy,salty,and sour. Have him or her blindfold students one at a time,let the student taste little pieces of each food,and say if each food is sweet,crispy,salty,or sour,Students may use more than one word to describe some foods. 说明:通过综合性的活动,培养学生的语言运用能力。 六、作业 用动词的适当形式填空。 A:When _______ the Dinosaur World _______ (build)? B:It _______ _______ (build)in 1988.You will see many kinds of dinosaurs in it.Shall we go to see them? A:Yes,I’d love to.But where is the entrance B:_______ (use).9Here this side door is as an entrance.There’s something wrong with the front door.It’s _______ (1ock). A:Wow,these must be dinosaur eggs.Where _______ they _______ (discover)? B:They(discover)in Sichuan Province. A:When _______ these eggs _______ (1ay)? B:I don’t know.That must be millions of years ago. 第四课时 教学目标 1.通过对被动语态表达的发明和创造的事物来认识人类的科技进步和培养学生的创新 能力来达到情感,态度,价值观的课堂体现。 2.通过对一般过去时被动语态的掌握进一步了解和掌握被动语态其他时态的表达。 教学过程 一、导入(Lead-in): 老师出了一些图片,例如:computer,radio,camlight bulb,car,bicycle,TV,tea,and so on. Then ask students to discuss pictures and say something about what he/she would best in class.教师可给出下面句型提示: 版书: It gives me... It can change the style of... It can improve… It can understand… 说明:通过图片和句型,既激发了学生的口语练习的积极性,又让学生在轻松好奇的氛围中认识人类的科技进步。 二、教学写作(writing)3b, 1.首先,写作前的brainstorm First,read the instructions to the class and make students look at the sample first tence of 3b. Then,explain that students can combine more than one point into one sentence. Finish 3b according to working in pairs. 2.At last,ask a few students to tell the class about the partners they have interview Finish 4b.(教师可以让一个好学生来完成代替。) 说明:通过该活动用语言目标提供阅读和写作练习。 三、教学Self Check 2 让学生找出Self Check 2.这些东西是何时发明的并根据如下句子进行俩俩对话. 版书: 说明:通过该活动对一般过去时被动语态的掌握进一步了解和掌握被动语态其他时态 的表达。 四、教学巩固 完成一个任务:Crazy Inventions Ask students to build their own crazy inventions using paper,cardboard and other materials they may have at home.Have them bring their inventions to class and say something in class. . 说明:通过综合性的活动,培养学生的创新能力来达到情感,态度,价值观的课堂体现。 五、作业 写作:根据Section B 3b所给内容写一篇大约60个词的文章,介绍飞盘产生的过程。













