八年级上 Unit 7 Will people have robots? Section A 2a-2d课件

课件18张PPT。Unit 7 Will people have robots?Section A 2a-2d一、根据句意及汉语或首字母提示完成下列句子，每空一词。 1．We all know that the _____ (地球) moves around the sun. 2．More and more people are worried about the _____ (环境) now. 3．There are many kinds of_____(行星)in the sky. 4．People will live longer in the _____． 5．—How many trees did they _____ on March 12th this year? —More than two hundred.earthenvironmentplanetsfutureplantWhat will happen in 100 years ?There will be more/fewer/less… 将会有更多/更少……There will be fewer trees.There will be less water.There will be more people.There will be more pollution. There will be more buildings.1）用more,?less,?fewer?填空。?? 1.We?plant?trees?every?year,?there?will?be?____ trees. 2.?If?we?waste?water,?there?will?be?_____?water.? 3.If?every?family?has?a?baby,?there?will?be?____? people.? 4.?There?will?be?____?robots?everywhere,?and? humans?will?have?_____?work?to?do.?morelessmoreless fewer2a Listen and circle the words you hear.There will be（more / less / fewer）people. There will be (more / less / fewer) free time. There will be (more / less / fewer) cars. There will be (more / less / fewer) pollution. There will be (more / less / fewer) trees. _____1. There will be fewer people. _____2. There will be less free time. _____ 3. People will use the subways less. _____ 4. There will be more pollution. _____ 5. Cities will be very big and crowed. Listen again. Check (√) the predictions you hear. 2bW: OK, now I want to hear everyone’s predictions about the future. G1:Well, I think there will be more people. W: More people? OK. What else?B1: I predict there will be less free time.W: I hope not.G2: Well, I think there will be fewer cars. W: You do? G2: Yes, people will use the subways more. W: That’s a great idea. Let’s hear another prediction. B2:There will be less pollution. W: That will be good for the earth! G1:I think there will be less trees. I think cities will be really big and crowded because there will be a lot more people. 2c Make conversations about the predictions in 2a and 2b.A: What’s your prediction about the future? B: I think there will be more pollution. A: Really? I don’t think so. But I think there will be fewer trees.2d Role-play the conversation. Nick: What are you reading, Jill? Jill: It’s a book about the future. Nick: Sounds cool. So what will the future be like? Jill: Well, cities will be more crowded and polluted. There will be fewer trees and the environment will be in great danger.Nick: That sounds bad! Will we have to move to other planets? Jill: Maybe. But I want to live on the earth. Nick: Me, too. Then what can we do? Jill: We can use less water and plant more trees. Everyone should play a part in saving the earth.1. play a part in… 是一个固定短语，表示“参与……；在……中尽自己的一份力量”e.g. He didn’t play a part in making this decision. 他并没参与做出此决定。( )1.What will the future _____ like? A．is　　　　 B．are　　　　C．am　　　D .be ( )2.I ... ...