北师大选修7高二教案：Unit21：Lesson 1Super Athletes教案1.doc

北师大版高二（下）模块七unit21：lesson 1super athletes教案（2） the second teaching plan of unit 21 lesson 1，super athletes teaching aims ： 1 to improve the student s reading ability . 2 to read about athletes 。doping and gene-therapy. 3 to revise conditionals .the important teaching points ： 1 how to train the student s reading ability. 2 to learn the reading strategy 3 to use the main new words and expressions.the difficult teaching points:1 the using of the new words and expressions 2 the conditionals .teaching tools :the casstte,a small blackboard.teaching steps step 1:pre-readingbefore they start,tell themto discuss in groups about the question 1 what champion athletes can you name ? 2 what were their achievemnets ?encourage them to say anyone they know .for example :michale johnson,hold the world 400m world record liuxing broke the record of 110m world record .step 2 while- reading1 ask them to read the text quickly ,then work in pairs ,try to get the general idea of the text .2 get the students to read the four options and decide which best describe the general idea ,were any of their ideas similar? 3 teacher may help the students to decide .4 check the answers.5 careful reading, geive them limited time to read the text and answer the following questions . 1)why would the athletes today have broken records if they had taken part in the first olympic games ? 2)what reasons are given for improved performance ? 3)what is doping and why is it illegal? 4)how did the drugs affect world records in the 1980s? 5)why are drugs test at sporting events often one step behind ? 6)what would the effect of genetherahy be on sport? 7) what is the olympic spirit?then ask some students to share their answers with class. check the answer with whole class.step 3 post reading1,the difficult sentences 1) many contemporary amateur would have broken world records if they had taken part in the first olympic games (该句是于过去事实相反的虚拟语气,主句用 woule have done ,if 条件句用had done )2) if a generationof sports stars with enhanced genes were created,it would contradict the whole spirit of sport(该句用了与现在事实相反的虚拟语气,主句用 would do .条件 从句用过去时)2 the important words and expressions ask the students to discuss about the meaning and use of the expressions.year after year ,due to ,slow down ,break records, in the wrong hands be known as ,be caught doing ,take drugs ,make it ,beyond one s limits ,make excuses ,in vain ,at all costsencourage the students to make sentences with the phrases,if they can not make the sentences ,the teacher may help them ,or they can imitate the sentences of the text. step 4 summary 1 revise the general idea of the text by asking one or two students. 2 revise the conditional simply 3 revise the useful expressions step 5 homework 1 try to finish the form of ex5 on page 35 2 make sentences with following expressions year after y