猜测词义PPT文件格式下载.pptx

1、（构词法构词法&上下文上下文）3.在掌握方法的基础上，通过在掌握方法的基础上，通过自主运用所学自主运用所学技巧技巧，学生学生强化猜词技巧，强化猜词技巧，提高阅读速度提高阅读速度及分析解决问题的能力及分析解决问题的能力。一、课标要求：高中英语课程标准高中英语课程标准在在“语言技能语言技能”部分强调高中生要部分强调高中生要能够做到能够做到“能能利用上下文和句子结构猜测词义利用上下文和句子结构猜测词义”;“能能通通过上下文克服生词困难，理解语篇意义过上下文克服生词困难，理解语篇意义”;“能能根据情景根据情景和上下文猜测不熟悉的语言现象和上下文猜测不熟悉的语言现象”。二、考情：猜测词义已被视为高中英语

2、词汇扩展的一个重要学习策猜测词义已被视为高中英语词汇扩展的一个重要学习策略。近年来高考加大了对考生猜词义能力的考查，题型特略。近年来高考加大了对考生猜词义能力的考查，题型特点与命题方式此类题型有逐渐增加的趋势，尤其是猜测词点与命题方式此类题型有逐渐增加的趋势，尤其是猜测词组、句义题。组、句义题。三、学情：学生词汇量有限，猜测生词的方法不全面、答题技能不学生词汇量有限，猜测生词的方法不全面、答题技能不熟练，这就直接影响做题速度和质量。熟练，这就直接影响做题速度和质量。1.Given（that）manypeoplesmoodsareregulatedbythechemicalactionofcho

3、colate,itwasprobablyonlyamatteroftimebeforesb.madethechocolateshopsimilartoadrugstoreofChinesemedicine.2.TheCRFsproduceis“green”,madewithinthecountryanddividedinto10lines,withtheASbeingthemostpopular.佳句欣赏佳句欣赏高考链接高考链接：_thegeneralstateofhishealth,itmaytakehimawhiletorecoverfromtheoperation.A.Havinggiv

4、enB.TogiveC.GivingD.GivenHereis$100,withtherest_（follow）nextdayDadjustasamatteroffacttofollow构词法（前缀、后缀、转换、合成）构词法（前缀、后缀、转换、合成）prefix （前缀）前缀）suffix（后缀）（后缀）un-word root（词根）词根）believe-able派生法派生法Unbelievable转化法转化法nurse（n.护士）护士）free（adj.空闲的）空闲的）（v.护理）护理）（v.释放）释放）合成法合成法peace-lovingsun-burntone-sidedairsick

5、 waterproofbreakthrough晕机晕机防水防水v.creator（制造者）制造者）creature（生物（生物,被创造的事物）被创造的事物）createcreativity（创造力）（创造力）creative（有创造力的）（有创造力的）Have a trycreation（创造）（创造）It would be easy for someone to mispresent himself on line because you cant see him.So someone who says that“she is a 12-year-old girl.”could really

6、 be an old man.What does the word“mispresent”mean?A.Making a wrong judgment aboutB.Understanding somebody wronglyC.Giving a wrong description ofD.Forming a wrong opinion about前缀前缀+因果关系因果关系_上下文逻辑关系上下文逻辑关系逻辑手段逻辑手段并并列列关关系系转转折折关关系系因因果果关关系系解解释释关关系系递递进进关关系系（福建E）Inhisbook,hehadchallengedreaderstomakedeepcu

7、tsinpersonalemissionstokeeptheworldfromreachingextremelyimportanttippingpoints,suchasthemelting（融化）oftheicesheetsinGreenlandorWestAntarctica.“Tostaybelowthatpoint,weneedtoreduceCO2emissionsby80percent,”hesaid.73.Theunderlinedwords“tippingpoints”mostprobablyreferto_.A.freezingpointsB.burningpointsC.m

8、eltingpointsD.boilingpoints_举例说明举例说明（09四川C）July21st,2007wasatypicalEnglishsummersdayitrainedfor24hours!Asusual,Irushedhomefromworkatmiddaytocheckonthehouse.Nothingwasamiss.BythetimeIleftworkat5pm,however,theroadintoourvillagewasflooded.Ourhousehadneverbeenfloodedbut,asIopenedthefrontdoor,awaveofwate

9、rgreetedme.45.Whatdoestheunderlinedword“amiss”inthefirstparagraphmean?A.Wrong.B.Missing.C.Right.D.Found.转折关系转折关系_TheagriculturalresearchatA&Mdiffersfromstereotypes（老套老套）.Its“molecular（分子分子）scienceonthecuttingedge.”Funkhousersays.Theprogrambroadenedstudentsknowledge._A.importantB.favorableC.astonishi

10、ngD.advanced_逻辑关系逻辑关系对比关系对比关系WilliamShakespearesaid,“thewebofourlifeisofamingledyarn（纱线）,goodandilltogether.”（05江苏）Theunderlinedword“mingled”inthelastparagraphmostprobablymeans_.A.simpleB.mixedC.sadD.happy_进一步解释进一步解释_HereisThePines,whosecookhasdevelopedaspecialwayofmixingforeignfoodsuchascaribou,wil

11、dboar,andreindeerwithsurprisingsauces.（04福建福建）Accordingtothepassage,ThePinesisa_.A.placeinwhichyoucanseemanymobilehomesB.mountainwhereyoucangetagoodviewofthevalleyC.townwhichhappenstobeneartheBanffNationalParkD.restaurantwhereyoucanaskforsomespecialkindsoffood_定语从句解释定语从句解释 Commonsense 普通常识：根据普通常识和生活

12、经验来猜测词义。Whenadoctorperformsanoperationonapatientheusuallygivesananesthetic,nisetiktomakehimunconscious，becausehedoesnotwanthispatienttofeelpainortoknowwhatishappeningtohim.n.麻醉剂（药）How do we guess the meanings of the new words while reading?调用一切可能的策略猜测生词词义调用一切可能的策略猜测生词词义:构词法（前缀、后缀、转换、合成）构词法（前缀、后缀、转换、

13、合成）上下文上下文举举例例解解释释:for example,such as,etc.因因 果果 关关 系系:so,because,etc.对对照照/比比较较关关系系:differ,similar,while,etc进进一一步步解解释释/补补充充说说明明;转转 折折 关关 系系:but,however,though,etc.定语从句解释定语从句解释.背景知识背景知识及常识及常识（新闻背景、西方文化、（新闻背景、西方文化、相关话题相关话题）Keypoints（trytoremember）1.在网上谎报身份在网上谎报身份2.要是就更好了要是就更好了3.检查，核对检查，核对4.并无不妥并无不妥5.尖端

14、的，先进的尖端的，先进的6.拓宽知识面拓宽知识面7.大量减少个人大量减少个人排放物排放物8.达到临界点达到临界点9.一股水流一股水流10.有什么心事有什么心事1.mispresentonline2.Itwouldbefarbetterif.3.checkon.4.Nothingisamiss5.onthecuttingedge6.broadenonesknowledgemakedeepcutsinpersonalemissionsreachtippingpointsawaveofwaterWhatsononesmindKeypoints（trytoremember）1.在网上谎报身份在网上谎报

15、身份2.要是要是.就更好了就更好了3.检查，核对检查，核对4.并无不妥并无不妥5.尖端的，先进的尖端的，先进的6.拓宽知识面拓宽知识面7.大量减少个人大量减少个人排放物排放物8.达到临界点达到临界点9.一股水流一股水流10.有什么心事有什么心事1.mispresentonline2.Itwouldbefarbetterif.3.checkon.4.Nothingisamiss5.onthecuttingedge6.broadenonesknowledgemakedeepcutsinpersonalemissionsreachtippingpointsawaveofwaterWhatsononesmindoverreactionunconditionalflareharshlycrushed反应过头反应过头无条件的无条件的突然发怒（激动）突然发怒（激动）严厉地严厉地崩溃崩溃Inaveryrealsense,eachofusashumanbeingshavebeengivenaninvisiblegoldenboxfilledwithunconditionalloveandkissesfromourchildren,family,friendsandGod.Thereisnomorepreciouspossessionanyonecouldhold.Tore