高中英語選擇性必修二 Unit 1 Science and scientists Period 4 Using langauge1 Listening 學案

1、Unit 1 Science and Scientists Period 4 Using langauge （1） Listening 學案1.to predict the listening content by observing the pictures and to develop their pre listening prediction strategies,2.to grasp the key information and important details of the dialogue3.to express their opinions on the scientifi

2、c practice activities described in the listening dialogue, and share their experiences with their peers.4.to give a brief presentation about a scientific research or experimental activity they are interested in1.What do these activities have to do with science?2: Before listening，predict：Where are t

3、he people in the conversation going to go?What kind of place is it, and what does it focus on?3）What kinds of things can you do there?3Listen to the conversation and see if their answers for Activity 2 are correct. Then write down the letters (A-E) for the photos in the order that students hear them

4、 described.4 . Listen again and complete the descriptions of the photos abovePhoto A: A giant dish; when you speak into it, it _ the sound back and _.You can use it to speak in a_ to someone 17 meters away,Photo B: A giant _.that you can use your feet to play. Instead of playing the sounds of a pian

5、o, it plays the voices of_.Photo C: You look at a blue screen for a while, and then suddenly you can see_ moving around on it. These are our_Photo D: A_ where you can see yourself reflected thousands of times.Photo E: You stand in front of_ and it casts different shadows of you, in_ the rainbow.5: D

6、iscuss the following questions in groups:The conversation is about the City of Science and Industry, a museum in Paris. Would you like to go to this museum? Why or why not?Are there any museums like this in China? What other interesting museums are there?6: Make a short presentation to the class abo

7、ut your choice. Use the example and useful phrases below to help them.EXAMPLETalking about scientific phenomena. can/cannot exist in the form of a solid/gas and a liquid/plasma .Talking about scientific phenomena. can/cannot exist in the form of a solid/gas and a liquid/plasma . Is both a . And a. .

8、 at the same time .how light/sound is reflected . the existence of otherThis occurs when .If you .it will become .That demonstrates .This experiment/research shows. . Through this, we know that .We can prove that .This evidence proves _答案第一題：A: I think the dish in this exhibition is related to sound

9、. Maybe the boy is whispering into the smaller circle and the dish can make his voice louder.B: This looks like a piano you play with your feet. Maybe it shows how sound works.C: Im not sure what this one shows, but it must be about light or eyesight.D: It is a hall of mirrors. Maybe it has to do wi

10、th the principles of reflection.E: This is probably an experiment involving the composition of light.第二題：keys:1 Where are the people in the conversation going to go? They are going to a science museum.2. What kind of place is it, and what does it focus on? It is a science museum that focuses on lett

11、ing visitors experience science through interactive learning exhibitions.3 .What kinds of things can you do there?You can probably try different activities to learn about sound, light, reflection, and so on. For example, you can go to a room with many mirrors facing each other so it looks like there

12、 are many copies of you! Or you can play with a big piano on the floor.第三題 keys: DCEBA第四題keys:A: reflects; makes it louder; whisper;B: piano keyboard; class第五題：1. The conversation is about the City of Science and Industry, a museum in Paris. Would you like to go to this museum? Why or why not?Yes .

13、I can learn a lot about science and it can broaden my horizons.2. Are there any museums like this in China? What other interesting museums are there?Yes. There are other interesting museums such as art museum or museum about science and technology.第六題：keys:Today, I want to talk to you about the posi

14、tive and negative charges of molecules. We can demonstrate how these interact through a simple experiment using milk, dish soap, and food coloring. First, cover the bottom of a shallow plate with milk. Now add two or three drops of different liquid food coloring to the center of the milk. They shoul

15、d form one large dark puddle in the middle of the milk. Now, dip a cotton swab into dish soap, and it into the middle of the food place coloring. You will see the colors quickly move to escape from the soap, making interesting and beautiful patterns. This happens because the dish soap molecules have

16、 a strong negative charge, and the milk molecules have a strong positive charge. Like magnets, these molecules are attracted to each other, and so they appear to move around on the plate, taking the food coloring with them, making it look like the colors are quickly moving to escape from the soap.Li

17、stening textJudy: Oh, Im so sorry that you were ill and couldnt come with us on our field trip. How are you feeling now? Better? Bill: Much better, thanks. But how was it? Judy: Wonderful! I especially liked an area of the museum called Light Games.it was really cool. They had a hall of mirrors wher

18、e I could see myself reflected thousands of times! Bill: A hall of mirrors can be a lot of fun. What else did they have? Judy: Well, they had an experiment where we looked at a blue screen for a while, and then suddenly we could see tiny bright lights moving around on it. Youll never guess what thos

19、e bright lights were! Bill: Come on, tell me!Judy: They were our own blood cells. For some reason, our eyes play tricks on us when we look at a blue screen, and we can see our own blood cells moving around like little lights! But there was another thing I liked better. I stood in front of a white light, and it cast different shadows of m