Grammar構(gòu)詞法(WordFormation)二、轉(zhuǎn)化法（Conversion）tastev.嘗起來n.味道{Ithasagoodtaste.Ittastesverygood.handn.手v.遞送{Wealwayswalkhandinhand.Please

hand

methebook.1.動詞轉(zhuǎn)化為名詞2.名詞轉(zhuǎn)化為動詞二、轉(zhuǎn)化法（Conversion）wrongadj.錯(cuò)誤的n.錯(cuò)的事{Thereissomethingwrongwiththecar.Hedidn’tknowthedifferencebetweenrightandwrong.clean{adj.干凈v.清掃Pleasekeeptidyandclean.Youhavetocleantheblackboardafterclass.3.形容詞轉(zhuǎn)化為動詞4.形容詞轉(zhuǎn)化為名詞1.JimdreamsofbeingthebestfootballplayerinEngland.2.Pleasestophere,anditisthebusstop.3.Thecoachwasquestioningtheteammembersabouttheirpracticeconditions.4.Who’sguardingthatbuilding?5.Thecarsloweddowntohalfitsspeed.6.Don’tusetoocoldwatertowaterflowers.7.Theoldinourvillagearelivingahappylife.

三、派生法Derivation派生法前綴后綴名詞后綴形容詞后綴副詞后綴動詞后綴否定前綴其他前綴數(shù)詞后綴加前綴：

happy---

___happy

加后綴：

develop---

develop_______既加前綴又加后綴：

employ---____employ_______unmentunment1.派生詞（derivation）

三、派生法DerivationDerivation:

1)前綴:

(1)dis-:disagree,dislike,disappear(2)in-(il-,im-,ir-):

incorrect,

impossible,irregular,(3)un-:

unhappy,unable,unfit,(4)non-:

nonstop,nonverbal(非語言的)(5)re-:

rewrite,review三、派生法Derivation

2)后綴:

(1)構(gòu)成名詞：

(2)構(gòu)成動詞:(3)構(gòu)成形容詞:(4)構(gòu)成副詞:(5)構(gòu)成數(shù)詞:

-er,-ese,-ist,-ian,-ment,-tion,-ness,-th.

buyer,Chinese,socialist,musician，agreement,collection,illness,truth

-al,-an,-ful,-ing,-y,-less

national,American,careful,exciting,cloudy,useless-fy,-is(z)e

beautify,realize-ly

badly-teen,-ty,-th

thirteen,sixty,twelfth

注意:前綴一般只改變詞義,

不改變詞類;后綴一般只改變

詞類,不引起詞義變化三、派生法DerivationGuessthemeaningoftheunderlinedwords1.Manycountriesimportmostoftheoiltheyuse.2.Hestudiedbiophysicsatcollege.3.Itisveryimportanttolearnhowto

cooperatewithothers.4.Allyourluggagewillbetransportedtothedestinationbytrain.5.Mycousinhasanexcellentvoice.Herdreamistobecomeasuperstar.

進(jìn)口

生命物理

合作

運(yùn)輸明星構(gòu)詞法專練1.給下列單詞加上前綴dis-,un-,in-或im-,構(gòu)成意思相反的詞。1）agree_______ 2）complete_________3）healthy________4）important________5）able_______ 6）cover_________7）known_______ 8）practical_________9）tidy_______ 10）perfect_________11）visible_______ 12）fit_________disagree incompleteunhealthyunimportantunablediscover/uncoverunknownimpracticaluntidyimperfectinvisibleunfit

rain(形容詞)________agree(反義)__________nation(形容詞)_______farm(人)__________recent(副詞)________friend(形容詞)________hope(形容詞)_______back(形容詞)_________visit(名詞)__________home(形容詞)________eight(序數(shù)詞)________true(名詞)___________America(形容詞)_______China(形容詞)________2.按括號內(nèi)的要求改寫下列單詞rainynationalrecentlyhopefu