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Unit 6 When was it invented
Section A 1 (1a-2d)
一、Teaching aims：
1. Knowledge Objects：
1) Key words： heel, scoop, electricity, style, project, pleasure, zipper, daily, website, pioneer, list, mention
2) Target language：
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. Moral Objects：
To understand some of the time and use of the modern invention, to stimulate their love of the invention of emotion.
二、Teaching Key Points and Difficulties
1. Key Points：
1) Key words and sentences 2) Passive voice
2. Difficulties：Passive voice
三、Teaching procedures
I. Warming up
1. Show some pictures of inventions. Ask and answer some questions.
T: Do you know what these inventions are?
T: Do you know who these inventors are?
Let Ss match the inventions and the inventors.
Ⅱ. Presentation
Lead students to learn the structure of the passive voice in the past tense.
Look at the information of the inventions and ask questions:
When was the first car invented?
Who was it invented by?
Then read the sentences together.
Let the students watch the big screen if the love and the inventor of the picture, and the sentence to the passive voice.
Eg.：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:
Pairwork：A: When was the TV invented?
B: It was invented before the car.
Ⅳ. Listening (1b)
Ⅴ. Pair work (1c)
1. Ss try to remember the invention and the year.
(Teach how to read the year) in 1876 in eighteen seventy-six
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. …
Homework:
Make conversations about the inventions.
Teaching notes:
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