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  Unit 9 When was it invented? 教案        【字体:
Unit 9 When was it invented? 教案
作者:仲金凤    文章来源:本站原创    点击数:    更新时间:2009-7-15    
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Unit 9When was it invented?   

                     Section A  1a --- -2c     课型:听说课  

技能目标:  

(1) 通过训练提高学生的听力技能。  

(2) 学会谈论重要发明的历史及用途。  

   

知识目标(1) Key Vocabularyinvent invention bet calculator battery battery-operated slipper be used for heat scoop adjustable heel  

 (2)Target Language:  

1. When was the car invented?  

2. It was invented in 1885.  

  3. They’re used for seeing in the dark.  

(3)Grammar:  Passive voice

情感、态度、价值观:让学生展开丰富的想象,开阔思路,培养创造精神。  

课前准备

一.预习一下新课,试着将下列短语译成英语

1.被发明_______________________     2.被用来做__________________                        

3.被…()发明__________________     4.带有可调节鞋跟的鞋________

5.  电子拖鞋_____________________     6 改变鞋的样式 ___________

教学过程

1.    Lead-in:   

Teacher: Can you say some names of the inventions?  

  Collect the students’ answers and say something about them.  

2.     1a . You did very good job look at the picture.   

1)      Read the instruction to the class. Explain the new vocabulary.  

2)      Have them number the pictures.  

3.    1b  

1) Practice reading the inventions.  

2) Read the instructions to students. Match the inventions with the dates.  

3) Play the tape twice. At the same time, check the answers.   

4) Listen and fill in the missing words.  

Girl: Life must have been        when you were a kid.

Woman: Oh, not really. Why do you say that?

Girl: well, you didn’t have          inventions. Like, you probably didn’t have a telephone, right? 

Woman: Of course we did. How old do you think I am? The telephone was       in 1876.

Girl: How about cars? I bet cars weren’t invented yet.

Woman: Sure they were. Cars were invented in 1885. My family had a car. I think you need you take a history class, Alice.

Girl:  Ha, ha! Well, did you have a TV?

Woman: No, we didn’t. The TV was invented around 1927, I think. Some friends of mine had one. But in those days, TVs were really      , and we couldn’t afford one.

Girl: And I bet you didn’t have        and computers and stuff. That’s something I do know. We learned in school that        calculators were invented in 1971 and personal computers were invented in 1976.

Woman: You’re right. I didn’t have those things when I was young. But I do now!

 (答案见听力材料)  

4.     1c    

1)      OK, well done. According to the conversation, let’s make our own conversation.  

2)      Make one or two conversations with students.  

3)      pairwork  

5.     2a  & 2b   

Next, we’re going to listen to a short conversation.  

1)      Look at  2a , read these sentences and translate.  

2)      Listen and number the inventions in the order you hear.  

3)      2b Listen again and check the answers.  

4) Listen and fill in the missing words.  

Boy: What are those?

Girl: They’re battery-operated       .

Boy: What are they used for?

Girl: They’re            seeing in the dark.

Boy: Oh. That’s cool! Who were they invented by?

Girl: Julie Thompson. And look at this       ice cream scoop.

Boy: I know what it’s for! It’s used for         out really cold ice cream.

Girl: Right.  It was invented by Chelsea Lanmon

Boy: My favorite are those shoes with      heels. You know—you can move the heels up and down. They were invented by Jayce Coziar and Jamie Ellsworth. And what are they used for?

Girl: Well, you can change the       of your shoes.

Boy: You can make the shoes go from casual to dressy.  

   

4)      Check the answers and repeat.  

6.      2c   Ask and answer according to the conversation.  

7.     Grammar focus  

1)  When was the car invented? It was invented ini1885.

2)  Who were they invented by? They were invented by Julie.

3)  When were electric slippers invented? They were invented last year.

一般过去时被动语态的构成: was/were +Vpp

在被动语态中,如果强调动作的发出者时,在句末加by sb.

试着总结一般现在时的被动语态。

   

巩固练习  

一.尝试给出括号中单词的正确形式

1.The passage      (copy) just now.

2. Football            (play) all over the world.

3. The machine is used to         (keep) the room wet.

4. My father is used to        (smoke).

5. His grandmother used to      (be) a history teacher.

6. She went to   Canada   and        (welcome) warmly.

7. Smoking                (not allow)

8. Umbrellas are used for       (keep) rain off.

9.      the window      (break) by your father yesterday.

10 .Where       the Long Jing tea       (grow)?

二、能将下面的句子补充完整吗?

1When______ the telephone_______? (电话是什么时候被发明的?)

2I think it______ ______ ______ 1876.(我认为它是在1876年被发明的)

3What_____ it______ _______?  (它被用来做什么?)

4. It_____ ______ ______ _______ really cold ice cream. (它被用来舀真正的冰淇淋)

5. Who_____it______ _______? (它是被谁发明的?)

  6It ______ _______ _______ Chelsea Lanmon.(它是被Chelsea Lanmon 发明的)

作业  

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