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二．While –task procedures
1. Show the pictures of the passage.
They are talking about great inventions.
2. Listen and match.
Find out what great inventions do the children know.
Ask students to drag the right answer and practice the sentence “I think …is a great invention.” together.
3. Listen to Joe’s words , 引出 I’m going to invent something myself.
I’m going to invent a flying bike.
4. Free talk. What are you going to invent?
5. Listen and match.
Listen to the video and match the inventions and their usages.
Ask students to put them in sentences and speak out with their partner by using “I think… is a great invention. Because people can…”
6. Chant together.
7. Let’s review. Read after the video.
Fill in the blank together.
三．Post –task activities
1. Role play 。(组与组分先角色朗读，之后四人一组演读。)
2. Finish the riddles on the book and teach “camera”.
3. Ask and answer. (p72)
First, discuss in groups and then ask some groups to present..课后练习 1. Listen to the recording of the passage.
2. Talk about the great inventions with your parents.板书设计
Great invention
I think … is a great invention.
paper write on it
the watch tell the time
the car travel
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