《Tomorrow’s world》教案1

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　　Unit 3 Tomorrow’s world
　　Period 1 Welcome to the unit
　　Teaching goals:
　　1.to discuss what people could do in the future.
　　2.to imagine what tomorrow’s world would be like.
　　3.to practise students’ spoken English.
　　Teaching focus and difficulties:
　　1.the vocabulary of future and technology.
　　2describing a future world.
　　Teaching methods:
　　1.individual work, pair work and group work to get students to take an active part in classroom activities.
　　2.discussion to help students to be cooperative.
　　Teaching aids:
　　The multimedia
　　Teaching procedures:
　　Step 1 Brainstorm
　　1. Show students the famous film poster and ask them to thint:
　　Would you thinld come true some day?
　　2. Asdents to thint what life would be like in 3000.
　　After watching some fantastic animations, ask them to discuss in pairs and give opinions to the whole class.
　　Step 2 Discussion (pair work)
　　Asdents to describe to their partners the four pictures in the textbook.
　　Some questions are given to check their understanding of the pictures.
　　Step 3 Discussion (group work)
　　Asdents to discuss the three questions in the textbook one by one.
　　They are divided in groups of four and choose a speaker to report to the whole class.
　　Step 4 Further discussion
　　Show some pictures of human cloning and star wars and asdents:
　　would you like to see these things happen in the future?
　　Ask them to discuss:
　　How to protect the earth and human beings while developing science and technology?
　　Step 5 Language points
　　1.With the rapid development of science and technology, some of our wildest dreams could come true in the future.
　　with  prep (表示共同\伴随)　　与……一起,随着
　　The air pressure varies with the height，and the water pressure varies with the depth.　　　　
　　气压随着高度变化，水压随着深度变化。
　　经典回放:
　　--It’s a top secret.
　　--Yes, I see. I will keep the secret ________ you and me.   (2006. 上海)
　　A.　with     B. around   C. among   D. between
　　come true ( 希望, 理想等)实现, 达到, 成真
　　come vi. 变成, 达到(某种状态)
　　1)  你的理想总有一天会实现.  You dream will come true some day.
　　2)  门静悄悄地开了.          The door came open quietly.
　　3)  鞋带松开了.              The shoelace came undone.
　　比较:   come true／realize                                 
　　两个词均可表示“实现”的意思，但是come true是不及物动词短语，而realize是及物动词。                      
　　①He realized his hope．他实现了他的愿望。           
　　②The fears were realized．恐惧成为事实。             
　　③His dream has come true．他的梦想变成了现实。        
　　come的相关短语                                     
　　come about               发生，造成 come across   　　 偶然遇见   
　　come into being／existence  开始存在，建立 come into power     开始执政
　　come near                不亚于，差一点就 come off    　　　 脱落         
　　come to                  总计；达到；苏醒 come to light        被发现，被大家知道
　　come to oneself            恢复知觉 come up   　　     走近，提出