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英语中构词法主要有三种:转化(Conversion)、派生(Derivation)以及合成(Compounding)把一种词性用作另一种词性而词形不变的方法叫作转化法。1)动词转化为名词zxxk①Let’sgooutforawalk.
Conversion转化词②Heisamanofstrongbuild.③Let’shaveaswim.2)名词转化为动词①Didyoubookaseatontheplane?②Pleasehandmethebook.
③Shenursedherhusbandbacktohealth.④Welunchedtogether.3)形容词转化为动词有少数形容词可以转化为动词。例如:
Wewilltryourbesttobetterourlivingconditions.4)副词转化为动词
有少数副词可以转化为动词。例如:Murderwillout.5)形容词转化为名词①
Youshouldbedressedinblackatthefuneral.
②
Theoldinourvillagearelivingahappylife.
我们村的老年人过着幸福的生活。
某些形容词如old,young,poor,rich,wounded,injured等与the连用,表示一类人,作主语时,谓语用复数Chamberlainaveragedover50pointsagameforandentireseason.2)Duringthistime,hisaveragewasmorethan30pointsagame.3)Jordanwasthesecondplayertoscoremorethan3,000pointsinaseason.4)Thefinalscorewas169-147.
1.Readthesentencesandtranslatethewordsinred2.Rewritethesentencesandtellthedifferencesbetweenthem.1.TheChicagoBullswontheirfirstchampionshipin1991.Therewasafirstchampionship
____fortheChicagoBullin1991.win2.Jordansurprisedeveryonewhenheretired.Itwas_________foreveryonewhenJordanretired.3.Theychangedtherulesofthegametotrytostophim.Therewas________intherulestotrytostophim.asurpriseachange1.Alotofyoungboys____________aboutplayingintheNBA.2.The__________ofthegamewasincredible---169-147.dreamv.resultn.
3.Decidewhichtypeofwordismissingfromthesentencesandcompletethesentenceswiththecorrectformofthewordsinthebox.dreamquestionresultstarwork3.MichaelJordanwasthebiggest______oftheChicagoBullsformanyyears.4.Myuncle__________asatrainerfortheShanghaiSharks.5.Theteacheroftenasksus___________aboutbasketball.starn.workedv.
questionsn.4.Completethesentenceswiththecorrectformofthewordsinthebox.1.He_____hisarmplayingbasketball.2.YaoMinginjuredhis_____duringagame.3.Jordan’stotalofpointsisaworld______.brokeheadrecordbreakheadplayrecord4.Chamberlain_______forfourdifferentNBAteams.5.Afterthegame,thefans______fortheexit.6.We_______thecommentaryofthegameonacassette.playedheadedrecorded7.Hasthereeverbeenafilmora_____aboutbasketball?8.Therewasaten-million______inthegamebecauseaplayerwasinjured.playbreak请仔细阅读下列句子,注意蓝色单词的后缀。一、形容词后缀1.I’mhopefulthatwecanreachacompromise.▲名词后加_____变为形容词,表示“充满……的,具有……性质的”。Derivation派生词-ful2.Myson’steachersaysthathisworkisoftenrathercareless.▲名词后加_______变为形容词,表示“没有……的”。3.Economicreformisneeded.4.Mrs.Hicksoftenworelargecomicalhats.▲名词后加-ic,-ical变为形容词,表示“与……有关的,动作/行为……的”。-less5.It’sdangeroustotakemorethantherecommendeddoseoftablets.▲名词后加_______变为形容词,表示“有……性质的”。6.Idon’tfeelcomfortableinhighheels.▲动词后加_______变为形容词,表示“可……的,能……的,具有……性质的”。-ous-able▲其他一些形容词后缀如:-an(African),-ant(important),-ary(imaginary),-ate(fortunate),-ed(excited),-en(woolen),-ent(different),-ese(Chinese),-ing(interesting),-ish(childish),-ive(active),-like(lifelike),-ly(friendly),-some(troublesome),-wide(worldwide),-y(rainy)。二、名词后辍7.High-performancecarsarethemostexpensive.▲动词后加_______变为名词,表示状态或行为。8.Myhusbandisgoodatcakedecoration.▲动词后去不发音的-e加-tion或直接加-tion变为名词,表示状态或过程。-ance9.Lucyhasstarredwithmanyleadingactors.▲动词后加-er或-or变为名词,表示人。10.Theiremployeesworkedaten-hourday.▲动词后加-ee变为名词,表示动作的承受者。11.MyauntJenniferisanactress.▲动词后加-ess变为名词,表女性或雌性。12.Theirfriendshipgoesbacktowhentheywereatschooltogether.▲动词后加_______变为名词,表示状态、性质、品质、地位、资格等。-ship13.Whatareyourcurrentchild-care
arrangements?▲动词后加-ment变为名词,表示“……的行为”。14.Itwasonlylaterinlifethatshefound
happinessandpeaceofmind.▲形容词后加-ness变为名词,表示“……的性质、状态或特点”。▲其他一些名词后缀如:-ability(stability),-age(shortage),-ary(commentary),-cy(efficiency),-hood(childhood),-ian(historian),-ibility(possibility),-ing(shipping),-man(fireman),-ware(glassware)。三、动词后辍15.Regularphysicalexercisecanstrengthenone’sresistanceagainstillness.▲_____,表示“使成为,变得”。16.Plantingflowersalongthestreetwillhelptobeautifythetown.▲_____,表示“使……化,使成为。-en-fy17.Somedoctorsspecializeinonetypeofdisease.▲____,表示“……化”(如句17)。-ize四、副词后缀18.Youneedtothinkverycarefullyaboutwhichcourseyouwanttochoose.19.Mostofthesepeoplearepaidmonthly.▲形容词或名词后加-ly变为副词。20.Shelookedbackward(s)overhershoulder.▲表示地点或方位的词后加-ward,-wards变为副词。1.表示否定的前缀:un-unfair,unhappynon-nonsmoker,non-violentin-inactive,inhuman,indirectdis-disagree,disappear
im-impolite,impossibleil-illegalir-irregular前缀(prefix):2.表示错误或失当的前缀:mis-misjudge,misdirect(误导)3.表示向背的前缀:pro-pro-Chinese,pro-Americananti-antiwar,anti-Japanesewar4.表示程度、大小的前缀super-superstar,supermarket,superman,superpowerover-overhead,overeat,overusemini-minibus,miniskirt,minicarunder-underground,underdevelop
semi-semicircle,semiskilled,semisteel5.表示时间的前缀pre-prewarpost-postwarfore-foretell,forecast,foresee,weatherforcast6.表示方位的前缀:sub-subway,submarineinter-international,intercity,interclasstrans-translate,transatlantic1.TheChicagoBullsarenotas________astheywerewhenMichaelJordanplayedforthem.2.WhenYaoMinghurthishead,itwasvery______.powerfulpainful用所给词的正确形式完成下列句子。beautycarehopepainpowerwonder3.Hehadtobevery______whenheplayedaftertheaccident.4.Thefansareall_______thattheteamwilldowellthisyear.5.It’sterriblewhenwelose,butit’s_________whenwewin.carefulhopefulwonderful根据句意用所给单词的正确形式填空。
1.Thereissome_________(possible)thatourteamwillwinthebasketballmatch.2.Wemusttakemeasurestopreventfactoriesfromsendingout________(poison)gasesintotheair.3.Tomy_____________(disappoint),hefailedtopassthecollegeentranceexamthisyear.
possibilitypoisonous
disappointment4.Itismuchmore_____________(comfort)totravelbyairthanbyship.5.Itwasbecauseofhis___________(care)thatthecaraccidenthappened.6.Shehaddonesomethingwrongandtoldusshewas______(true)sorryaboutit.comfortablecarelessnesstruly7.Onhis________(arrive)attheairport,hereceivedawarmwelcomefromtheteachersandstudents.8.Manyofhisanswersare________(correct),sotheteacheraskedhimtodotheexercisesagain.9.Shewasgoingtotakepartintheparty,butan___________(expected)guestdroppedinonher.arrivalincorrectunexpected10.Themeetingsupposedtobe__________(success)turnedouttobeafailureintheend.successful将下列单词加前缀或后缀派生出一个新词。argue2.spoon3.advantage4.polite5.pleasant6.attract7.sleep
argumentspoonfuldisadvantageimpolite/politelyunpleasant/pleasantlyattractive/attractionasleep/sleepy/sleepless
8.courage9.discuss10.visit
encourage/encouragementdiscussionvisitor合成词是由两个或两个以上的词合成的一个新词。一.合成名词,
如:workforce,haircut,postman,X-ray,mailbox,landowner,farmland,handstand,handshake,coastline,gunfire,short-wave,gentleman,newcomer,tightrope,best-seller,mainland,freeway,second-hand合成词二.合成形容词,
如:worldwide,nationwide,duty-free,snow-white,world-famous,lifelong,English-speaking,noise-killing,hand-made,peace-loving,horse-drawn,fun-loving三.合成代词,如:himself,herself,themselves,something,someone,anything,nobody四.合成动词,如:overthrow,output,input,uphold,uplift,downgrade,sleep-walk,typewrite,brainwash,handpick精选,daydream,whitewash,deep-freeze五.合成副词,如:meanwhile,midway,everywhere,somewhere,anyway,otherwise,sometime,beforehand,onshore,inside,offhand,headfirst头朝下地,daylong构词法的综合练习单项填空1.Thatmanwas________enoughnottotellthemanagerthathewouldnotdothejob.
A.care
B.careful
C.careless
D.carelessnessB2.Thesoldierdiedforsavingthechild,sohis____isheavierthanMountTai.
A.die
B.dead
C.died
D.death
3.Westoodthere_____atthe_____sight.
A.frightened;frightful
B.frightening;frightful
C.fright;frightening
D.frightful;fright
DA4.Heisanexpertatchemistry.Weallcallhima________.
A.chemistry
B.chemical
C.chemist
D.physician
5.Thethree-________chairisn’tsuitableforayoungchild.Hemayfalloff.
A.legging
B.legged
C.legs
D.legedCB6.Stephensonbecamethe________railwayengineerintheworld.
A.lead
B.leader
C.leading
D.leadership
7.Whentheteacherpraisedhimforworkingoutthemathsproblem,Jacklooked________aboutathisclassmates.
A.proud
B.proudly
C.pride
D.pridelyCB8.Toeveryone’s________,thegirlfinishedthejobquitewell.
A.satisfied
B.satisfactoryC.satisfying
D.satisfaction
9.Nooneshouldenterthespotwithoutthe________ofthepolice.
A.permit
B.permissionC.permitting
D.permittenceDB10.—Whatare
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