人教修订版英语高二下Unit 18 Inventions
Warming up and Reading教案

Teaching aims
1.     Learn and master the following words
vest, heel, patent, officer, petrol, creative, background, allow for, reject, get stuck, break away form, possibility, otherwise, connection, precious, aware, be aware of, trial, trial and error
2.     Talk about inventions
3.     Do some speaking, describing inventions
4.     Fast reading, guessing the meaning
Teaching important points
1.     Train the students’ speakingability by talking about inventions and inventors
2.     Train the students’ readingability by reading the passage.
Teaching difficult points
1.     How to help the students finish the task of speaking.
2.     How to improve the students reading ability
Teaching methods
1.     Warming up to arouse the students’ interest in inventions
2.     Listening –and – answer activity
3.     Individual, pair or group work to make every student work in class
Teaching aids
1.     the blackboard
2.     a tape recorder
Teaching procedure
      Step Ⅰ Greet class
      Step Ⅱ Lead in
T：If you want to go abroad, how would you go？
Ss：by air, by train, by ship ……
T：If we don’t have aircraft, train, and ship, how would you go？
Ss：on foot
T：It must take a long time to reach the destination. So we should thank those who invented the plane, the train, and many other useful things to people. They make our life more convenient and easier. Do you know some other inventions and inventors that contributed to our daily life？
S1：Edison who invented light.
S2：Four great inventions in ancient china. These are compass, power, printing, and making paper.
……
T: Well done. I know you have a good knowledge of inventions and inventors. Today let’s look at other good ideas in Unit 18.
      Step Ⅲ Warming up
T: There are four pictures. Match each picture with the correct description below. ( give them 1 minute) volunteer?
S3: Picture 1is described by statement C
Picture 2 by D. Picture 3 by A. Picture 4 by B
T: Do you agree with him?
Ss: Yes.
T: Now let’s look at the description. ( ask four students to read the four statements) Now do you know their usage?
Ss: Yes.
T: Good! Which of the inventions do you think be useful? Why? Think over. You can use the useful expressions in the speaking part.(write the useful expressions on the blackboard)
S4: I may have a try. I think the edible chopstick is very useful. Because this invention makes it possible to people to save trees and further to protect the environment.
…………
T: I think these inventions are all useful to us. Is there anything you want to invent? If so, what and why? You can discuss your own idea with your deskmates. (Various answers are OK.)
Ss: ……
T: How do you have this idea?
S6: It is just my imagination.
T: OK. Besides imagination, we also need creativity and good thinking strategies. Now, let’s look at the reading part. What do we need if we want to be creative.
       StepⅣ Reading
T: In the morning class, I have let you preview the passage. Look at the five subtitles. What does they mean in Chinese? Can you explain them in your own words?
S7: “Think outside the box” means “框外思维”. It may mean that we can think about a problem in a different way.
S8: “Take another look at it” means “换个角度看问题”. It may mean that we should think about a problem in as many ways as possible.
……
T: OK. Do you have different opinions?
S9: Yes.……
T: This time read the passage more carefully and do the post- reading part exercise 1 true or false, and correct the false ones. I will give you 10 minutes.
(after ten minutes)
T: Have you finished it.
Ss: Yes.
T: Let’s check the answers. 1 F 2 T 3 F 4 F 5 F 6 T 7 T

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