高中英語新教材Unit11Scientific achievements教案

ever.write a short essay,telling them which achievement you have chosen and explaining why you think that it is the most important.are you clear about what to do now?           ss:yes. t:in order that you can write your essay better.you’d better read and study the tips at page 8 carefully before writing your essay.you can begin now.if time permits,i’ll ask some students to read their essay to the rest of the class.a sample essay: the publication of the detailed structure of 99% of the human genome is the culmination of one of the largest scientific undertakings in history.initiated in 1990,the human genome project involved the cooperative work of hundreds of scientists in 20 sequencing centres in countries including china,france,germany,great britain,japan and the united states. the achievement is important.not only has it given a glimpse into the extraordinary complexity of the structure of human dna but it has also demonstrated the huge potential of cooperative scientific endeavour organized on an international basis. moreover,the project’s completion has already produced medical breakthrough,scientists assert that the achievement can assist research into cancers such as leukemia,and may also extend far beyond to the other deadly diseases. cstep ⅵ summary and homework t:now let’s see what we’ve learnt in this class.first,we’ve read about some china’s significant achievements in science and technology.we know chinese history is filled with great achievements,not only in the past,but also today.science and technology makes a country richer and stronger.science and technology also makes society develop and progress.do you think so?   ss:yes. t:second,we’ve practised writing a persuasion essay.we can use some words to describe scientific achievement.moreover,we’ve learnt some useful words and phrases such as put forward,announce…after class,please practise more to develop your ability to use english.so much for today.goodbye.    ss:goodbye. cstep  ⅶ the design of the writing on the blackboard
unit 11   scientific achievement
the fourth period ⅰ.areas   exploring space           genetic research computer engineering     medical science ⅱ.words and phrases:   put forward    aim at     announce    map out
cstep ⅷ record after teaching  
教學(xué)后記  詞和詞的歸類及整理對學(xué)生很有幫助；不過整理歸納同時要多引導(dǎo)學(xué)生去深刻理解，我覺得自己對詞的理解十分到位，從而給學(xué)生創(chuàng)造了無限空間，同學(xué)們非常喜歡這種模式教學(xué)。