英语高三译林牛津版5精品教案unit3wordpower.docx
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英语高三译林牛津版5精品教案unit3wordpower.docx
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英语高三译林牛津版5精品教案unit3wordpower
英语高三译林牛津版5精品教案:
unit3(wordpower)
TeachingImportantPoints
Trytolearnthethreewaystoformnewwords—compound,derivation,conversion.Alsothestudentsshouldlearnthevocabularyaboutorgansofthebody—lungs,heart,liver,stomach,kidneys,etc.
TeachingDifficultPoints
Howtoguessthenewwordsaccordingtothewaysofwordformationandtheotherdifficultpointishowtoremembertheorgansofthebody.
TeachingMethods
Situationalapproachandtask-basedapproach.
TeachingAids
Multimediaandsomerelatedpicturesaboutorgansofthebody.
ThreeDimensionalTeachingAims
KnowledgeandSkills
Insomesituation,studentscanguesswhatawordmeansbylookingatitsprefixorsuffix.Humanbeingshaveoneofthemostcomplexbodiesintheanimalworld.It’simportanttoknowthenamesofthemajororgansofthebody,sowemayknowourbodybetter.
ProcessandStrategies
Sscanguessnewwordsafterlearningtheknowledgeofwordformation,afterlearningtheorgansofthebody,theymayknowthefunctionofeachorganbetterthanbefore,sotheymaypayattentiontotheirwayoflifetoformbetterhabitofexercising.
FeelingsandValues
Keepingfitisthemostimportantthinginourlife.
TeachingProcedure
Step1Revision
Answerthefollowingquestionsbyaddingsomewordstothefollowingwords.
able agree appear lead novel regular respect
T:
Youcannotfindyournewpen.Whathappenedtoyourpen?
S:
Itdisappeared.
T:
Youwanttogetthebookonthetopshelf,butyouarenottallenough.Doyouthinkyouwillbeabletoreachthebook?
S:
Iamunabletodoso.
T:
Thetwogroupsatthemeetingdon’tagreewitheachother.Theyarguedfiercely.Sowhatistheproblembetweenthemcalled?
S:
Disagreed.
T:
ManypeoplerespectMr.Liandthinkheisagoodman.Hehelpspeopleoutandisagoodcitizenandfriend.Socanyoufindawordtodescribe,Mr.Li?
S:
Respectable.
T:
Misshaspublishedseveralbooks.Shelovesherjobwritingnovels.SowhatisMissWang’soccupation?
S:
Sheisanovelist.
T:
Youcannotfindtheorderofthenumbersinagroupofnumbers.Socanyoufindawordtodescribetheorderofthenumbers?
S:
Itisirregular.
T:
Someadssaythatifyoutaketheirpills,youwillbehealthy,lookyounger,becomesmarterandsleepbetter.Whatcanyousayaboutthiskindofads?
S:
Theyaremisleading.
Step2Prefixesandsuffixes
T:
LookatPage46.Therearetwotablesaboutprefixesandsuffixesandtheirmeanings.Workinpairsandreadtheexamplestoeachother.Youneedtoexplainthemeaningsofthesamplewordsinyourownwordstoyourpartners.
T:
Workoutinpairsandfindmoreexamplesaddtothetables.Wewillholdacompetitioninfiveminutes.Thepairwiththemostcorrectexampleswins.
T:
FinishtheexercisesonPage46individually.Youshouldunderstandthepassageandtheexactmeaningsoftheprefixesandsuffixes.
Answers:
1)illegal
2)disrespect
3)hopeless
4)uncertain
5)understandable
T:
You’llbedividedintoseveralgroupsandmakealistofprefixesandsuffixesandmeanwhilegivesomemoreexamples.
T:
Teachergivemoreprefixesandsuffixesforthestudentstoknow:
1.Therearesomeotherprefixeswhichcanbeusedtorepresentoppositemeaningsoftheoriginalwords.
de- decompose declassify mal-maltreatmentmalnutrition
non- non-smokernon-alcoholic non-profit
2.TherearesomeotherprefixeswhicharewidelyusedinEnglish.
auto- automakerautomobilebi- bilingualbilateral
down- downhill downstairs downwards
ever- everlasting evergreen evermore
half- halfway halfbaked half-payfull- full-color full-size full-page
hand- hand-made hand-picked hand-wash
post- postgraduate post-industrialover- overeat overdue overwork
mid- midday midlife midnight
3.Suffixesthatareusedcommonlyareasfollows:
-al cultural national original-ent different dependent existent
-ian Canadian Belgian-like childlike dreamlike lifelike
-proof waterproof soundproof bulletproof
-en widen sharpen shorten
Step3Organsofthebody
T:
LookatthepicturesofthebodyinPartBonPage47.Pronounceeachorgancorrectlyandknowwhattheyeachreferto.
S:
Trytorevisewhattheyhavelearnedaboutthedifferentexpressionsaboutorgans.Onestudentcanactasateacher,pointingtoanypartofhisorherbodyandtherestpronouncetheorgan.
Answers:
1)brain
2)heart
3)liver
4)lung
5)stomach
6)kidneys
T:
AskthestudentstocompletePartCinpairsorgroups.
Step4Homework
Trytorememberthenamesoftheorgansofthebody,thenreadthearticleinPartAonPage113inWorkbook.
TheDesignoftheWritingontheBlackboard
Unit3 Scienceversusnature
Thethirdperiod
wordformation—compound,derivation,conversion
derivation—prefix,suffix,
prefixes—anti-,dis-,in-,il-,im-,ir-,pre-,pro-,re-,un-
suffixes—able,-ful,-ist,-less,-ment,-ness
organsofthebody—brain,lungs,heart,liver,stomach,shoulder,etc.
RecordsafterTeaching
________________________________________________________________
________________________________________________________________
ActivitiesandResearch
1.Studentsaresupposedtothinkofmoreprefixesandsuffixesandgivemoreexamples.Alsotheyaresupposedtodeveloptheabilitytoguessthenewwordswhichareformedaccordingtotherulesofwordformation.
2.Makeabriefconclusionabouttheorgansoftheirbody,andknowtheimportanceofkeepinghealthy.
ReferenceforTeaching
英语构词法知识——常见的前缀和后缀
1.表示否定意义的前缀
1)纯否定前缀
dis-dishonestin-,ig-,il,im,ir,incapable,inability,ignoble,impossible,immoral,illegalirregular
ne-,n-,none,neither,never
non-,nonsense
neg-,neglect
un-unable,unemployment
2)表示错误的意义
male-,mal-,malfunction,maladjustment(失调)
mis-,mistake,mislead
3)表示反动作的意思
de-,defend,demodulation(解调)
dis-,disarm,disconnect
un-,unload,uncover
4)表示相反,相互对立意思
anti-,ant-antiknock(防震),antiforeign(排外的)
contra-,contre-,contro-,contradiction
counter-,counterreaction,counterbalance
ob-,oc-,of-,op-,object,oppose,occupy
with-,withdraw,withstand
2.表示空间位置、方向关系的前缀
1)a-表示“在……之上”“向……”aboard,aside
2)by-表示“附近,邻近,边侧” bypath,bypass(弯路)
3)circum-,circu-,表示“周围,环绕,回转” circumstance,circuit
4)de-,表示“在下,向下” descend,degrade
5)en-,表示“在内,进入” encage,enbed(上床)
6)ex-,ec-,es-,表示“外部,外” exit,eclipse,expand,export
7)extra-,表示“额外”extraction(提取)
8)fore-表示“在前面” forehead,foreground
9)in-,il-,im-,ir-,表示“向内,在内,背于” inland,invade,inside,import
10)inter-,intel-,表示“在……间,相互” international,interaction,Internet
11)intro-,表示“向内,在内,内侧” introduce
12)medi-,med-,mid-,表示“中,中间” Mediterranean,midposition
13)out-,表示“在上面,在外部,在外” outline,outside,outward
14)over-,表示“在上面,在外部,向上” overlook,overhead,overboard
15)post-,表示“向后,在后边,次” postscript(附言)
16)pre-,表示“在前”在前面”prefix,preface,preposition
17)pro-,表示“在前,向前” progress,proceed
18)sub-,suc-,suf-,sug-,sum-,sup-,sur-,sus-,表示“在下面,下”subway,submarine,suffix,suppress,supplement
19)super-,sur-,表示“在……之上” superficial,surface,superstructure
20)trans-,表示“移上,转上,在那一边” translate,transform,transoceanic
21)under-,表示“在……下面,下的” underline,underground,underwater
22)up-,表示“向上,向上面,在上” upward,uphold,uphill(上坡)
3.表示时间,序列关系的前缀
1)ante-,anti-,表示“先前,早于,预先” antecedent,anticipate
2)ex-,表示“先,故,旧” expresident,exhusband
3)fore-,表示“在前面,先前,前面” foreward,forecast,foretell(预言)
4)mid-,medi-,表示“中,中间” midnight,midsummer
5)post-,表示“在后,后”postwar
6)pre-,pri-,表示“在前,事先,预先” preheat,prewar,prehistory
7)pro-,表示“在前,先,前” prologue(序幕),prophet(预言家)
8)re-,表示“再一次,重新”retell,rewrite
4.表示比较程度差别关系的前缀
1)by-,表示“副,次要的” byproduct,bywork(副业)
2)extra-,表示“超越,额外” extraordinary
3)hyper-表示“超过,极度”hypersonic(超声波), hypertesion(高血压)
4)out-,表示“超过,过分” outdo(超过),outbid(出价过高的人)
5)over-,表示“超过,过度,太” overeat,overdress,oversleep
6)sub-,suc-,sur-,表示“低,次,副,亚” subeditor,subordinate,subtropical(亚热带)
7)super-,sur-表示“超过” supernature,superpower,surplus,surpass
8)under-,表示“低劣,低下” undersize,undergrown,underproduction(生产不足)
9)vice-表示“副,次” vicepresident,vicechairman
5.表示共同,相等的前缀
1)com-,cop-,con-,cor-,co-表示“共同,一起”connect,combine,collect,combat,coexist,co-operate
2)syn-,syl-,sym-,表示“同,共,和,类”symmetry,sympathy,synthesis(合成)
6.表示整个完全的前缀
1)al-表示“完整,完全”alone,almost,
2)over-表示“完全,全”overall,overflow(充满)
3)pan-表示“全,总,万”panentheism(泛神论),panorama
7.表示分离,离开的前缀
1)a-ab-,abs-,表示“分离,离开”away,apart,abstract,abstain
2)de-表示“离去,除去”depart,decolour
3)dis-,di-,dif-,表示“分离,离开”divorce,disarm(缴械)
4)ex-,e-,表示“离开,分离”expel,exclude,expatriate(驱出国外)
5)for-表示“离开,脱离”forget,forgive
6)表示“离开”release,resolve
7)表示“分离,隔离”separate,seduce,select
8.表示通过,遍及的前缀
1)dia-,表示“通过,横过”diameter,diagram
2)per-,pel-,表示“通,总,遍”perfect,perform,pervade(浸透)
3)trans-,表示“横过,贯通”transparent,transmit,transport
9.表示加强的前缀
1)a-,arouse,ashamed
2)ad-,adjoin,adhere(粘着)
10.表示数量关系的前缀
1)mon-,mon-表示“单一”,“一”
monotone(单调),monopoly,monarch uni-,un-,uniform,unicellular(单细胞)
2)表示“二,两,双” ambi-ambiguous,amphibian(两栖类)
bi-,bin-bicycle,di-,diode(二级管),
twi-,twilight
3)deca,deco-,dec-deci-,表示“十”decade,decimals
4)hecto-,hect-,表示“百,百分子一” centi-,hectometer,centimeter
5)表示“千,千分子一”kilo-,kilometer
6)表示“半,一半”hemi-,hemisphere demi-,demiofficialsemi-,semiconductor,semitransparent pene-,pen-,peninsula
11.表示术语的前缀
1)aud-,表示“听,声”audience
2)bio-,表示“生命,生物”biography(传记)
3)ge-,表示“地球,大地”geography
4)phon-,表示“声,音调”phonograph
5)tele-,表示“远离”television,telephone
二、常见的后缀
1.名词后缀
(1)具有某种职业或动作的人
1)-an,-ain,表示“……地方的人,精通……的人”American,historian
2)-al,表示“具有……职务的人”principal
3)-ant,-ent,表示“……者”merchant,agent,servant,student
4)-ar,表示“……的人”scholar,liar,peddler
5)-ard,-art,表示“做……的人”coward,laggard,braggart(夸张者)
6)-arian,表示“……派别的人,……主义的人”hu
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