北京市第一五四中學(xué)高中英語 unit21 lesson1.2學(xué)案（無答案）北師大版選修7

Unit21 warm up 學(xué)習(xí)目標(biāo) By the end of the class, the students will be able to: n learn and revise the words related to the topic. n get the general idea of the text and the writer’ viewpoints. n 學(xué)習(xí)過程 課堂活動(dòng) （一） 預(yù)習(xí)交流 .Word bank. （二） 合作探究 Task I. Read Para. 1&2 and answer the two questions: 1. What reasons made athletes’ performances improve? 2. How are their performances recently? Talk II. Read Para.3-6 and fill in the table. (doping) Doping are originally developed to 1.________________ But in the wrong hands, doping creates 2._______________, It also causes 3.__________________for those who 4.______ them. Doping affects both athletics and 7. ___________. It’s not easy to catch using illegal drugs because： 8. It’s__________for winners to be tested. 9.__________are developed all the time. 10. Drug tests are_________ The sports world doesn’t 5._______ doping as it is a form of 6.____________ Task III. Read Para. 7 and find out information about gene therapy. Use: It is to _____________ and _______________ by changing genes. Attitude: Many people _________ further research into it. Possible result: Athletes might be able to do the__________ dash ____________; marathon in __________ Trouble: It would __________to find out; It would _________the whole spirit of sport. Task IV: Read Para. 8 to judge whether they are true or false and correct the false ones: 1. The Olympic spirit emphasises winning rather than taking part. ( ) 2. The Olympic spirit has been violated by the desire to succeed at all costs. ( ) 3. If doping and gene therapy continue to affect the sport world, “hero” will be meaningless. ( ) Task V. Summary Use the words or phrases from the text to complete the following sentences. cheating/ oppose/ tolerate/ improve/ supreme athletes/ abuse/ compulsory contradict/ at all costs Because of better equipment, training and diet, the athletes’ performance ________ year after year. But recently, doping is used to create _____________ Doping can also cause serious health problems for those who _____them. Sports world doesn’t _______ doping. However drug tests are only __________ for winners. Another big threat is gene therapy. Many people ______ further research into it because it would _________the Olympic spirit which has been violated by the desire to succeed ___________. （三） 分層提高 Speaking (Choose either one to do according to your level.) ★Discussion: Doping（gene therapy）and Olympic spirit 1. What’s the Olympic spirit? 2. Talk about doping (gene therapy)? (four aspects) 3. What’s your attitude towards doping (gene therapy) in the sport? （四） 總結(jié)歸納 （五） 鞏固反饋 Complete the exercise. 2