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視頻標簽：When was it,invented
所屬欄目：初中英語優(yōu)質課視頻
視頻課題：初中英語人教版九年級Unit 6 When was it invented Section A 1a駐馬店實驗中學
教學設計、課堂實錄及教案：初中英語人教版九年級Unit 6 When was it invented Section A 1a駐馬店實驗中學
Unit 6 When was it invented?
Section A 1 (1a-2d)
一、教學目標： 1. 語言知識目標：
1) 能掌握以下單詞： heel, scoop, electricity, style, project, pleasure, zipper,
daily, website, pioneer, list, mention
能掌握以下句型：
① —When was the telephone invented? —I think it was invented in 1876. ② —What are they used for?
—They are used for seeing at night.
2) 能談論物品被發(fā)明的時間、發(fā)明者，表達某發(fā)明的用途。 2. 情感態(tài)度價值觀目標：
了解一些近現(xiàn)代發(fā)明的時間及用途，激發(fā)自己熱愛發(fā)明的情感。培養(yǎng)想象力，善于觀察事物。面對難題，用積極的態(tài)度去解決，發(fā)揮想象力，認識世界，改造世界。 二、教學重難點 1. 教學重點：
1) 本課時的單詞、詞組和句型，學習運用一般過去時態(tài)的被動語態(tài)。 2) 學會詢問發(fā)明時間及用途的基本句型： —When was the telephone invented? —I think it was invented in 1876. —What are they used for? —They are used for seeing at night. 2. 教學難點：
運用一般過去時態(tài)的被動語態(tài)來討論發(fā)明的發(fā)明時間及用途。 三、教學過程 I. Warming up
1. 展示一些近代發(fā)明的圖片與近代發(fā)明的發(fā)明者，讓學生們將圖片與發(fā)明者相
連。
T: Do you know what these inventions are? S1: It’s a car. S2: It’s a telephone. S3: It’s a television.
T: Do you know who these inventors are? S1: Karl Benz S2: Alexander Bell S3: J. L. Baird
Let Ss match the inventions and the inventors. Ⅱ. Presentation
引導學生們學習一般過去時態(tài)的被動語態(tài)結構。
讓學生們看大屏幕的如果愛和發(fā)明者的圖片,并將句子改為被動語態(tài)。 如：
T: Karl Benz invented the first car in 1885. The first car was invented (by Karl Benz) in 1885. Ⅲ. Talking
1. Look at the pictures in 1a. Discuss with your group, in what order do you think they were invented? Try to number them [1-4].
2. Ss discuss with their partners and number the pictures. 3. Talking about the inventions:
A: I think the TV was invented before the car.
B: I don’t agree with you. I think the TV was invented after the car. …
Ⅳ. Listening (1b)
1. T: Tell Ss look at the pictures and years on the left. Finish 1b. 2. Listen again and complete the conversation.
Alice: Was your life very ________ when you were a kid? Grandma: Oh, ________. 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 ____________ in ____. You need to take a ______ class, Alice! Alice: Haha! How about ____? They _______________ yet, were they? Grandma: Yes, they were. Cars _____ ________ in ____. My family had a car. Alice: Well, did you _________?
Grandma: No, we couldn’t ______ one. They were ________ in those days. The TV ____________ around ____, I think.
Alice: Well, I know that you didn’t have a ________, because we learned in school that personal computers ____________ in ____. Grandma: You’re right. But I have one now! Ⅴ. Pair work (1c)
1. Ss try to remember the invention and the year.
2. Student B, cover the dates. Student A, ask Student B when the things in the picture in 1b were invented. Then change roles and practice again. 3. Let some pairs ask and answer in pairs. e.g. A: When was the telephone invented? B: I think it was invented in 1876. …
Ⅵ. Learning the new words & Listening Look 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. 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.
2. Play the recording for the Ss to fill in the blanks.
3. Play the recording again to check the answers. 4. Listen again and fill in the blanks.
The first invention is shoes with ________. People always hit their toes on
__________ on the way to the bathroom at night. So people can use them for _______ in the _____.
The second invention is a special ice-cream ______. It runs on _________ and becomes hot. It’s _____ for serving really _____ ice-cream.
The last invention is shoes with special _____. People can move the heels _____ and ______. You can _____ the heels if you are going to a ______ or ______ them if you are just going out for _________. Ⅶ. Pair work (2c)
1. 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. 2. Let some Ss make conversations using the information in 2b. 3. See which group does the best. Ⅷ. Role-play (2d)
1. Read the conversations 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. X. Language points
1. Well, you do seem to have a point… 嗯，看來你說的確實有道理……
這句話中的助動詞do放在動詞seem前面主要用來加強語氣，通�？勺g作“的確，確實”。在謂語動詞前添加助動詞do表示強調的用法常見于肯定句和祈使句中。
在英語中，have a point通常指某人的說法或想法“有道理”。如:
(Perhaps you have a point there), but the problem is that we don’t have a choice. 也許你說的有道理，但問題是我們沒有選擇。 2. They are used for seeing in the dark.
be used for doing sth.表示“被用來 做某事”。 相當于be used to do sth. e.g. 這臺電腦是用來控制所有機器的。
你知道這工具是用于做什么的？
This computer is used to control all the machines. Do you know what this tool is used for? 3. Think about how often it’s used in our daily lives. think about 表示“考慮，想起”
e.g. He is thinking about travelling in the summer holidays. She was thinking about her childhood days.
他正在考慮暑假旅游的事。 她正回想她的童年時期。 【think短語】
think of 指“考慮，記憶，記起”
e.g. You think of everything! 你全都提到了。
I can’t think of his name at the moment. 我一時想不起他的名字。 think sth. over指“仔細想，審慎思考，作進一步考慮” e.g. Please think over what I said.請仔細考慮我說的話。 I want to think it over. 我想仔細考慮一下這件事。 think sth. out 指“想通，想出，熟思”
e.g. He thought out a new idea. 他想出了一個新主意。 That wants thinking out. 那件事需要仔細考慮。 Homework
Recite the conversation in 2d.
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