新九年级Unit6Whenwasitinvented教案.docx

1、新九年级Unit6Whenwasitinvented教案Unit 6 When was it invented?Period 1 Section A 1 (1a-2d)一、教学目标：1.语言知识目标：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： When was the telephone invented? I think it was invented in 1876. What are they us

2、ed for? 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。2.情感态度价值观目标： 了解一些近现代发明的时间及用途，激发自己热爱发明的情感。培养想象力， 善于观察事物。面对难题，用积极的态度去解决，发挥想象力，认识世界，改 造世界。二、 教学重难点 1. 教学重点：1) 本课时的单词、词组和句型，学习运用一般过去时态的被动语态。2) 学会询问发明时间及用途的基本句型：When was the telephone invented? I think it was invented in 1876.What are t

3、hey used for? They are used for seeing at night.2.教学难点： 运用一般过去时态的被动语态来讨论发明的发明时间及用途。三、教学过程I.Warming up1.Make conversicion like this:T: Do you know what these inventions are?S1: Itsa car.T: Do you know who these inventors are?S1: Karl BenzLet Ss match the inventions and the inventors.n . Presentation引

4、导学生们学习一般过去时态的被动语态结构。T: Karl Benz invented the first car in 1885.The first car was invented (by Karl Benz) in 1885.川.TalkingLook at the pictures in 1a. Discuss with your group, in what order do you think they were invented? Try to number them 1-4.IV. Liste ning (1b)1.T: Tell Ss look at the pictures a

5、nd years on the left.2.Play the recording for the Ss to listen. Ss listen to the conversation and try to match the invention with the proper year. . Play the recording again. . Check the answers.V . Pair work (1c)1.Ss try to remember the invention and the year.2.Let some pairs ask and answer in pair

6、s.e.g. A: When was the telephone invented?B: I think it was invented in 1876.W. Lear ning the new words & Liste ningLook at the pictures then learn the new words.Work on 2a:T: Tell Ss they will hear some interesting inventions.1.Look at the pictures in 2a. Discuss the things what they are used for.2

7、.Play the recording for the Ss to listen and number the pictures.3.Play the recording again to check the answers.Work on 2b:1.Let Ss read the chart below. Explain some main sentences for the Ss. Make sure they know what to do. . Play the recording for the Ss to fill in the blanks. Play the recording

8、 again to check the answers. Listen again and fill in the blanks.VD. Pair work (2c)Tell Ss to make conversations using the information in 2b. Make a model for the Ss.A: What are the shoes with special heels used for?B: They are used for changing the style of the shoes.Vffl. Role-play(2d)1.Read the c

9、onversations and Let Ss read after the teacher.2.Explain some new words and main points in the conversation.3.Ask Ss to role-play the conversation in groups.HomeworkRecite the conversation in 2d.Period 2 Sectio n A 2 （3a-3c）一、 教学目标：1.语言知识目标：1） 学习掌握下歹U词汇： by accide nt, ruler, boil, rema in, smell, sa

10、int, n atio nal,take place, doubt, without doubt2） 阅读短文，能按要求找到相应的信息。3）通过阅读提高学生们的阅读能力。4） 了解茶叶被发明的历史及生产制作的简要过程。2.情感态度价值观目标：培养想象力，观察力。面对难题，用积极的态度去解决，改造世界。二、 教学重难点1.教学重点：1） 掌握本部分出现的生词和词组，达到熟练运用的目标。2） 阅读短文，获得相关的信息。通过阅读练习，来提高阅读能力。2.教学难点：1）阅读短文，获得相关的信息的能力。）理解并运用所学的词汇及表达方式。三、 教学过程I . Revision1.Check the hom

11、ework. 2. Role-play the conv ersatio n in 2d.n . Lead-in Look at the pictures and ask questions1.What is the video about?2.Who is the writer of Cha Jing? Ss try to answer the questions: It s about the tea.川.Reading Work on 3a:1.Tell Ss to read the article quickly and match each paragraph with its ma

12、in idea.Lu Yu and his book Cha JingHow tea spread to other coun tries How tea was inven ted by accide ntPara. 1Para. 2Para. 3Ss read the article quickly and match each paragraph with its main idea.2.方法指导：先阅读所给的三句话，然后快速阅读短文，抓住每一段的主题句，找到答案。3.学生们，按老师指导的方法进行阅读，并快速阅读三个段落。4.最后，教师让部分学生回答答案，并校对答案。Para. 1 Ho

13、w tea was invented by accidentPara. 2 Lu Yu and his book Cha JingPara. 3 How tea spread to other countriesWork on 3b:1.告诉学生们再次阅读短文内容，并回答 3b 中的所有问题。2.学生们先阅读这些问题，理解它们的意思，然后带着相关问题仔细回读短文， 并在短文的相关信息处划线。3.让学生们回答问题，并校对答案。4.让学生读一下自己的答案，并改正答案。IV. Post readi ngRead and fill the blanks.2.Fill the blanks accord

14、ing to the second paragraph.3.Fill in the blanks with the proper forms .4.Work on 3c. Complete the sentences with the verbs in the box.5.Check the answers。Period 3 Section A 3 (Grammar Focus-4c)一、教学目标：1.语言知识目标：1)学习掌握下列词汇： fridge, low, somebody, translate, lock, earthquake, sudden, allof a sudden, bi

15、scuit, cookie, instrument2)进行一步复习巩固学习 Section A 部分所学的生词和词组。3)进一步学习运用一般过去时态的被动语态。4)掌握主动语态变被动语态的方法，并通过不同方式的练习，来熟练运用。2.情感态度价值观目标： 培养想象力，观察力，用积极的态度去解决，认识，改造世界。二、教学重难点1.教学重点：1) 学习生词 fridge, low, somebody, translate, lock, earthquake, sudden, all of a sudden, biscuit, cookie, instrument2)复习巩固 Section A 部分

16、所学的生词和词组，达到熟练运用的目标。2.教学难点：1) 一般过去时态的句子变为被动语态。 2) 综合运用所学的知识进行练习。三、教学过程I . Warming- up and revision1.Have a dictation of the new words learned in the last class.2.Review some main phrases we learned in the last class. Check the homework. n . Grammar Focus.1.学生阅读Grammar Focus中的句子，然后做填空练习。2.学生们根据记忆，看大屏幕

17、来完成填空练习。3.学生们完成填空试题后， 打开课本检查答案， 对错误的句子单独进行强化记忆。川.Grammar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。The classroom was cleaned yesterday. 教室昨天被打扫。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

18、 planted last spring. 去年春天种了树。1.肯定句：主语 + was/were +及物动词的过去分词 + 其他.Paper was inven ted by Chin ese people two thousa nd years ago 纟氏是中国人在二千多 年前发明的。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. 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 pi

19、ctures drawn by your sister? 这些图片是由你妹妹画的吗？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。三、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 w

20、eather.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 ”的直接宾语变为主语，则在间接宾语前加 to 或 for 。 My aunt gave me an e-dictionary yesterday.I was given an e-dictionary yesterday. An e-dictionary was given to me yesterday.3.主动句中感官动词see/hear/w

21、atch/fee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? 布朗先生发生了什么事？IV. Exercises 将下列句子变为被动语态。1.He chose six story books

22、the other day.Six story books by him the other day.2.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 Ed

23、ison? Edison these machines?5.The post card was sent to Linda by Paul.Paul the post card Linda.6.America was discovered by Columbus. Columbus discovered ?V.PracticeWork on 4a:1.Tell Ss to read the sentences in 4a and rewrite the sentences using the passive voice.2.做题方法点拨示例：3.最后，教师与同学们一起校对答案，并对学生们有疑问

24、的地方进行解释，或做 出合理的分析点拨。Homework 补全下列主动句变被动句。1.Jenny put her clothes in the suitcase last night.Her clothes in the suitcase last night.2.The twins sang an English song that day.An English song _ by the twins that day.3.Did they build a bridge here a year ago? a bridge here by them a year ago?4.They sold

25、 out the light green dresses yesterday.The light green dresses out.Period 4 Section B 1 (1a-2e)一、教学目标：1.语言知识目标：1) 能掌握以下单词： crispy, salty, sour, by mistake, customer, the Olympics, Can adia n, divide, divide anketbpopularity, look up to, hero, professi onal2) 能掌握以下句型：1Potato chips were invented by mi

26、stake.2It is believed that the first basketball game in history was played on December 21, 1891.3Dr. Naismith divided the men in his class into two teams and taught them to play his new game.4At the same time, they need to stop the competing team from getting the ball into their own basket.5These st

27、ars encourage young people to work hard to achieve their dreams.2.情感态度价值观目标： 了解世界上一些对人类有着重大意义的发明的相关信息，开阔学生的眼界，养 成勤于思考，善于发现的好习惯，培养学生的创造精神。二、教学重难点1.教学重点：1) 掌握本课时出现的生词及用法。 2) 进行听力训练，提高综合听说能力。3)阅读短文，获得相关信息，提高学生们的综合阅读能力。2.教学难点1) 听力训练 . 2) 阅读 2b 部分的短文并完成相关要求。三、教学过程I . Warming up1.Let Ss watch an interesti

28、ng picture. 2. Ask some questions about them.(1). What did they eat? S1: Ice cream.(2). What did the big dog think of the ice-cream? S2: Sweet, cool, and delicious! Well let s look at some other delicious food, please.n . Talking Work on 1a1.Tell Ss that the words in the box describe how food can ta

29、ste. Write them under the correct pictures. Some pictures have more than one word.2.Ss work with their partners and try to write some proper words under the pictures.3.Let some Ss read their answers. Try to remember the new words.Work on 1b1.Let some Ss read the adjective words in the box and discus

30、s with their partners. Try to write the name of food after each word. Learn the new words together:川.Listening Work on 1c1.Tell Ss conversation is about how the potato chips were invented. Its veryinteresting. let one Ss read the sentences in 1c. Make sure they know the meaning of each sentence.2.Pl

31、ay the recording for the Ss. Listen for the first time. Play the recording again and judge T or F.3.Listen and answer the questions.Work on 1dLet Ss read the article in 1d first. Tell Ss to listen again and fill in the blanks with the right words.IV. Pair work1.Work in pairs. Make a conversation about the invention of potato chips. Use theinformation in 1c and 1d.2.Ask some pairs to act out their conversation in front of the class.V . Reading Fast ReadingTell Ss to read the passage quickly. And find the main id