大学体验英语综合教程3 unit 4.pdf

Unit4CloningandEthics

I.Objectives:
Afterfinishingthisunit,studentswillbeableto:
(1)Readandtalkaboutcloningissues
(2)usethekeywordsandexpressionsinthisunittotalkandwriteaboutethical
issuesofcloning
(3)adoptthereadingskillofpropositionalmeaningwhilereading
(4)learnandpracticeparagraphdevelopmentbyspace
(5)mastertranslatingtheskill:conversion
(6)developskillsonwritingacallforpapers

II.TeachingKeysandDifficulties:
1.KeywordsandexpressionsrelatedtoListenandTalk
(1)Lead-in
Keywords:clone,ethics,original,overdue,charge,sentence,
Usefulexpressions:gotmewondering,ithitmethat…,bankstatement,traffic
tickets,inthefirstplace,checkout,
(2)DialogueSamples
Keywords:following,transplant,wrap,skeleton,halt,aggression,confront
Usefulexpressions:onaregularbasis,athingofthepast,there’sacatch

2.KeywordsandexpressionsrelatedtoPassageA
Miracle,string,underthesun,stir,lineup,conference,fame,controversy,
represent,treatment,irrational,deform,argument,excessive,implant,illegal,prohibit,
secrecy,gofor,embrace,sole,risk,instict
3.KeywordsandexpressionsrelatedtoPassageB
Practical,chin,resemblance,intheflesh,ban,setup,collapse,adopt,decent,get
windof,trackdown,digup,media
4.Developthewritingskillofparagraphdevelopmentbyspace
5.ReadingSkillsPractice:propositionalmeaning
6.TranslatingSkillsPractice:conversion

III.Teachingmethod:
---communicativeteachingmethod;
---task-basedteachingmethod

IV.TimeArrangement:(10periods)
2periodsforListenandtalk
4periodsforPassageA
2periodsforReadingskillspracticeandPassageB
2periodsforLanguagefocus,Translatingskillspractice,Writeandproduce

V.TeachingProcedures

SectionIListenandTalk(2periods)
Step1Leadin
1.Warm-upquestions:
Whodoyouwanttocloneifyoucan?Andwhy?
Whataretheadvantagesanddisadvantagescancloninghave?
2.Listeningpractice
Listentothepassageforthreetimesandthenfillthemissingwords.
Afterlistening,theTelicitsanswersfromSsandexplains.
3.Wordsstudy
Theteacherlaysemphasisonthefollowingwordsandexpressions:
clone,ethics,original,overdue,charge,sentence,g