英语人教版九年级全册Section A 1a—1c教学设计

Unit 6 When was it invented?

Section A 1a-1c

教师寄语：Keep on going never give up.勇往直前，决不放弃！

【学习目标】

1. 学习一般过去时的被动语态和特殊疑问句。

2. 简要谈论发明的历史Talk about the history of inventions 。

【学习重难点】

1.学习句型：When was the car invented?

2.弄清一般过去时态的主动语态与被动语态的差异，并通过练习和运用加以巩固。

【学法指导】

在学习中，懂得人类的科学发明创造了丰富的物质文明，激发创造发明的能力和愿望。并乐于参加学习小组活动，积极合作。

一、导入（启发探究）

What are the Chinese four great ancient inventions of China ?

通过课件呈现中国古代的发明:

gun powder/compass/paper making/printing

Get the students to repeat.

通过课件呈现他们知道的发明,如car,telephone,computer,TV等。

二、交流（合作探究）

1.迅速阅读1a部分的内容。并按要求完成课本上相应的任务: Number the pictures.

2. 检查答案，全班一起给出答案并检查讨论。

3.听第一遍录音，并完成课本上1b的听力任务: Listen and match the inventions with the years. Check their answers: 读出序号-读出年份-读出完整的句子。

4.听第二遍，填空。

Alice: Was your life very difficult when you were a kid?

Grandma: Oh, not really. Why?

Alice: Well, you didn’t have modern inventions like a___，right? Grandma: Of course we did! How old do you think I am? The telephone was in 1876. You need to take a history class, Alice!

Alice: Haha! How about ? They weren’t invented yet, were they? Grandma: Yes, they were. Cars were invented in 1885. My family had a car. Alice: Well, did you have a TV?

Grandma: No, we couldn’t one. They were expensive in those days. The TV was invented around 1927, I think.

Alice: Well, I know that you didn’t have a because we learned in school that personal computers were invented in 1976.

Grandma: You’re right. But I have now!

5.听第三遍录音，并逐句进行跟读。

6. 1c，模仿1a内容，进行对话练习。并邀请2-3对同学当堂进行演示。

7.老师提问：Do you know who was the telephone / car /TV invented by ?

就这一话题再进行一次对话练习。

三、练评（包含“考点链接”，应用探究）

单项选择。

（）1.The telephone in 1876.

A. was; invented

B. is; invented

C. was; invent

D. did; invented by

（）2.My mother and my sister kept on talking, but my father_____silent all the time.

A.got

B. kept

C. turned

D. looked

（）3.I think the short story________ by Lu Xun.

A.is writing

B. is written

C. written

D. was written

（）4.--Who________ the electric light lamp______? —Edison.

A. was; invented

B. is; invented

C. was; invented by

D. did; invented by

四、引深探究

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 method. 史密斯发明了一种新的教学方法。

2.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。

3.find的意思是“寻找”，强调找的结果，并不指发现。

I've tried to_____another copy but couldn't_______ one.

我试图再找一本，但没能弄到。

4.create指有目的地把原材料制成新产品，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。

根据语境提示，用invent, discover，find或create的形式填空，完成句子。

1.When _____ the stream engine（蒸汽机）________?

2.I can’t ______ my bike, I’m looking for 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.

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