2019高考英语基础保分篇第八讲构词法课件新人教版.ppt

,读语篇，悟语法。反复朗读下列短文，领悟画线黑体部分。思考：画线的单词有什么特点？各种前缀如何用？各种前缀表示什么意思？单词加了前缀后词性有没有变化？Johnandhisfatherneveragreeononething,sotheyoftendisapprove1ofeachother,fortherewassomemisunderstanding2betweenthem.Once,Johnandhisparentswenttohisauntshomefordinner.Whentheyleftafterdinner,Johnsaid“Byebye！”tohisauntinalowvoice.However,hisfatherdidnthearitandhethoughtJohnmisbehaved3himselfforitwasimpolite4toleavewithoutsayinggoodbye.Johninsistedthathedidsayit,buthisfatherdidntlistentohim.Fromthenon,Johnwasunfriendly5tohisfather,which,madehisfatherextremelyunhappy6.Undoubtedly7,itisunwise8ofJohntodoso.Afterall,theyarefatherandson.Hisfathersenthimtoaclassofmannerstoenrich9hisknowledgeofmanners,whichhisfatherbelievedwouldenable10himtobeagoodmanneredboy.Johnsfathersaidhewasangryathissonsdishonesty11，whichwouldcertainlyendanger12hisfuture.Hisfathersnonstop13nonsensecausedJohnmuchdisfort14.Johnhadtogototheclass.Lateron，hedideverythingagainsthisfatherswill.,1dis-表示“相反或否定”意义的前缀。approve赞同disapprove不赞同，反对。2mis-表示“错误或否定”意义的前缀。understand理解misunderstand误解，misunderstanding是其名词形式。3mis-表示“错误或否定”意义的前缀。behave表现得体misbehave行为不端。4前缀im-通常加在以字母p开头的形容词前，表示“不、非”的意思，polite有礼貌的impolite没礼貌的；而同是表示“不、非”的前缀-il常加在以字母l开头的单词前；前缀ir则常加在以字母r开头的单词前。,58.前缀un-通常加在形容词或副词的前面，表示“不、非”的意思，friendly友好的unfriendly不友好的，happy开心的unhappy不开心的。910.前缀-en通常加在形容词前面，表示“使”的意思，rich丰富的enrich使丰富，使充实；able能够enable使能够。一般的前缀不会改变词性，但前缀en-会改变所加的单词的词性。11dis-表示“相反或否定”意义的前缀。dis可以加在名词的前面，honesty诚实dishonesty不诚实。,12前缀en-也可以加在名词前面，表示“使”的意思，danger危险endanger危及。13前缀non-构成形容词、副词和名词，表示“无、没有”的意思。14Dis-表示“相反或否定”意义的前缀。dis-可以加在名词的前面，fort舒服disfort不舒服。,.单句填空(用所给单词的正确形式填空)1.Iwassupposedtoarriveattheairportontime._(fortunate),Iwasheldupbytheheavytrafficjam.2.Therefore,whentheybeeoldertheyare_(able)todoanyotherkindofwork.3.Veryearlythenextmorning,amazingly,wegotpletelysatisfiedinatotally_(expect)way.4.Iwontdothepurchasebecausethepriceofthisdressis_(reason),Unfortunately,unable,unexpected,unreasonable,5.Job_(apply)needtoshowtheirabilitytobebothorganizedandflexibleintakingonmanytasksatthesametime.6Allfactsarethesourceof_(conclude)7However,most_(science)agreethatEQhasalottodowith_(educate)8Excellentoralandwritten_(municate)skillsinChineseandEnglishareof_(important)9.Freshfruitsandvegetablescanprovidemuchofourdaily_(require)10.Itisyour_(free)todowhatyouwantafterclass.,applicants,conclusions,scientists,education,munication,importance,requirement,freedom,11.Asisknowntousall,theEntranceExamisagreat_，andthestudentsare_(pete)12.Iamso_(thank)toyouforyourhelp.13.Hegavemesome_(construct)suggestions.14.Ajurysdecisioninacourtcasemustbeabsolutely_(object)15.Hedevotedmuchmoneytobuildingschoolsin_(mountain)areas.16.Unfortunately,mycarbrokedownona_(mud)road.17.Everyoneshouldplayhispartinbuildinga_(harmony)society.18.The_(mystery)lettersentfromTaiwanmadetheprofessorlostinthought.,petition,petitors,thankful,constructive,objective,mountainous,muddy,harmonious,mysterious,19.Tomakemyself_，Iwoulddosome_exerciseafterwork.(relax)20.Allthechildrenfelt_whentheyheardthe_news.(discourage)21.We_(apology)forthelatedepartureofthisflight.22Thearticlecan_(long)outalittlebyaddingsomeexamples.23Hisillness_(worse)duringthenight.24Lettingthatanimalescapewasnoaccident;youdidit_(intention)25Theblackpeoplewereagainstslaveryandfoughtfortheirfreedom_(brave),relaxed,relaxing,discouraged,discouraging,apologized,lengthen,worsened,intentionally,bravely,26Ourproductsaresold_(world)27Hewentoutoftheoffice_(hurry)torunafterher.28Ilostmybalanceandfell_(back)29Theyliveinthe_(west)partofthevillage.30Itsveryimportanttoeat_(health),worldwide,hurriedly,backward,western,healthily,.单句改错(下列每句中有一处错误，每处错误仅涉及一个单词的增加、删除或修改，请指出并改正。)1Adifficultpersonwillbeeasiertocooperateifunderstandisachieved._2Theactuallyreasonsforthisphenomenonarethesubjectofaveryheateddiscussion._3Itssurprisedwhatpeoplewilldoformoney._4Whenfacingdanger,oneshouldkeepcalmly._5Areyoubeingpletelyhonestyaboutyourfeelings？_,understandunderstanding,actuallyactual,surprisedsurprising,calmlycalm,honestyhonest,6Iwasthrillingtobeinvited._7Hopeful,wellarrivebeforedark._8Ifeltextremeupset,andIcouldntbelievemymotherrefusedtohelptheanimal._9Wasshetellingmethetrueortryingtocheatme？_10Inthisincreasinglypetitiveworld,wearesupposedtoenrichourselvesconstanttokeepinpacewiththemodernsociety._,thrillingthrilled,HopefulHopefully,extremeextremely,truetruth,constantconstantly,.语篇填空(阅读下列短文，用括号中所给单词的正确形式填空)Afathersatathisdesklookingatandcarefullystudyinghis1._(month)billswhenhisyoungsonrushedinandannounced,“Dad,becausethisisyourbirthdayandyoure55yearsold,Imgoingtogiveyou55kisses,oneforeachyear！”Butthefatherexclaimed,“Oh,Andrew,dontdoitnow;Imtoobusy！”Theyoungsterimmediatelyfell2._(silence)astearsflewdownfromhisbigblueeyes.3._(apologetical)thefathersaid,“Youcanfinishlater.”,Theboysaidnothingbut4._(quiet)walkedaway，5._(disappoint)writtenoverhisface.Thateveningthefathersaid,“Comeandfinishthekissesnow,Andrew！”Buttheboydidntrespond.6_(fortunate),theboyhadanaccidentandwasdrowned.Hisheartbrokenfatherwrote，“IfonlyIcouldtellhimhowmuchIregretmy7._(thought)words,andcouldbeassuredthatheknowshowmuchmyheartisaching.”Loveisatwowaystreet.Anylovingactmustbe8._(warm)acceptedoritwillbetakenas9._(reject)andcanleaveascar.Nothingismore10._(importance)thanrespondingwithlovetothecryforlovefromthosewhoarenearandprecioustous.,【语篇导读】一个小孩在父亲55岁生日时想给父亲55个吻，但这位父亲因太忙叫儿子等以后有空再吻，几天后这个小男孩不幸溺水身亡，父亲伤心欲绝。故事告诫我们，对于那些在我们身边对我们弥足珍贵的人来说，用爱去回应他们爱的渴望，这是最重要的。1monthly在名词前作定语用形容词，