构词法公开课

1、单词回顾单词回顾1.滥用；虐待 n.&vt.2.健康 n.3.产生压力的；紧张的 adj.4.无意识的；自动的 adv. 5.精神上；智力上 adv. 6.畸形的；异常的 adj.7.气喘吁吁的；屏息的 adj.8.不健康的；不合适的 adj.9.使加强；变强 vt.&vi.10.不合法的；违法的 adj.11.放松；松弛 n.12.使动摇；减弱 vt.&vi.ababuseusefitfitnessnessstressstressfulfulautomaticautomaticallyallymentalmentallylyababnormalnormalbreath

2、breathlesslessununfitfitstrenthstrenthenenilillegallegalrelaxrelaxationationweakweakenenWord FormationConversion 转化法转化法Compounding 合成法合成法Derivation 派生法派生法mens 100-meter freestyleGold Medal Swimmer1.Why did NingZetao become a dreamboat(梦想梦想人物人物) ? (para. 1)Because he has good looks and a perfect buil

3、d, and also he won the first place in the mens 100-meter freestyle at the championships.Conversion 转化法转化法一个单词由一种词性转化成另一一个单词由一种词性转化成另一种词性种词性lookn. v. 外貌外貌;表情表情 看看look ata look of pleasure1.Why did NingZetao become a dreamboat?(para. 1)Because he has good looks and a perfect build, and also he won the

4、 first place in the mens 100-meter freestyle at the championships.Conversion 转化法转化法一个单词由一种词性转化成另一一个单词由一种词性转化成另一种词性种词性build build a househave a strong buildn. v.体形体形, 体格体格修建，建造修建，建造Conversion 转化法转化法一个单词由一种词性转化成另一一个单词由一种词性转化成另一种词性种词性1. Jim dreams of being the best football player in England. His dream

5、 is to be the best player.2. Please stop here, and it is the bus stop. 3. The car slowed down and the speed of it became slow.4. Dont use water to water the flowers too often.v.n.v.v.n.adj.n.v.2.What kind of person is NingZetao?hard-workinggood-looking strong-minded100-meterfreestylepart-timeCompoun

6、ding 合成法合成法= hard + working= good + looking= strong + minded= 100 + meter= free + style= part + time有两个或更多的词合成一个词有两个或更多的词合成一个词Compounding 合成法合成法有两个或更多的词合成一个词有两个或更多的词合成一个词seafood waiting roomwashing machineman-madesecond-handunderline海鲜海鲜等候室等候室洗衣机洗衣机人造的人造的二手的二手的在在.下面划线下面划线3.What shoud you do to be su

7、ccessful?To be successful, we should never listen to those who tell us that our dreams are unrealistic.If something is physically impossible, that doesnt really mean that it is impossible.unrealistic=un-+real-istic+Derivation 派生法派生法在词根上加上前缀在词根上加上前缀(prefix)或或后缀后缀(suffix)构成另外一个词构成另外一个词physically=physi

8、cal+ -lyimpossible =im-+ possibleWork in groups to find out the derivative words(派生词派生词) in the passage and fill in the blanks.Derivation 派生法派生法在词根上加上前缀在词根上加上前缀(prefix)或或后缀后缀(suffix)构成另外一个词构成另外一个词Derivative words words with suffix(后缀后缀) n. adj. adv. words with prefix(前缀前缀)swimmerswimmerfighterholder

9、visitordevelopmentn.名词后缀：名词后缀：-er, -or, -ment, -ship, -hoodchampionshipchildhoodDerivation 派生法派生法在词根上加上前缀在词根上加上前缀(prefix)或或后缀后缀(suffix)构成另外一个词构成另外一个词名词后缀：名词后缀：-tion, -ity, -ist, -ness, -th-tion-ity-ist-ness-thaction education ability possibilityscientist artist illness happinesswarmth growthDerivati

10、on 派生法派生法在词根上加上前缀在词根上加上前缀(prefix)或或后缀后缀(suffix)构成另外一个词构成另外一个词successfulpainfulweekly形容词后缀：形容词后缀： -ful -ly-ous-able-al-less humorous dangerousenjoyable comfortablepersonal nationalhomeless useless adj.Derivation 派生法派生法在词根上加上前缀在词根上加上前缀(prefix)或或后缀后缀(suffix)构成另外一个词构成另外一个词physicallyluckilyreally副词后缀：副词后

11、缀：-lyadv.possibletruerecentheavybasicpossiblytrulyrecentlyheavilybasicallyDerivation 派生法派生法在词根上加上前缀在词根上加上前缀(prefix)或或后缀后缀(suffix)构成另外一个词构成另外一个词动词后缀：动词后缀：-fy/-ify-ize/-isesimplifyrealize使得，变得使得，变得使成为，使成为，.化化Derivation 派生法派生法在词根上加上前缀在词根上加上前缀(prefix)或或后缀后缀(suffix)构成另外一个词构成另外一个词- enen使使deepdeepenen前缀前缀D

12、erivation 派生法派生法在词根上加上前缀在词根上加上前缀(prefix)或或后缀后缀(suffix)构成另外一个词构成另外一个词impossibleunrealistic常见的常见的前缀前缀Derivation 派生法派生法在词根上加上前缀在词根上加上前缀(prefix)或或后缀后缀(suffix)构成另外一个词构成另外一个词(A)表示表示否定否定的前缀：的前缀： un-unfair,unhappy non-nonsmoker (常用在常用在n. adj. adv. 前前) in-informal, inhuman, indirect (常用在常用在adj.前前)dis-disagre

13、e,disappearim-impolite,impossible (用在用在b,p,m 开头的词前开头的词前)il-illegal, illogical（用在（用在l开头的词前）开头的词前）ir-irresistable, irregular （用在（用在r开头的词前）开头的词前）(B).表示表示错误错误或或失失当当的前的前缀缀: mis-misjudge, misdirect(误导误导)(C).表示表示向背向背的前的前缀缀: pro-(亲，支持亲，支持) pro-Chinese, pro-American anti-（阻止，抗）（阻止，抗） antiwar, anti-Japanese w

14、ar(D).表示程度、大小的前缀表示程度、大小的前缀super-supermarket, supermanover-oversleep, overpopulation, overusemini-minibus, miniskirt, mini-carunder-underground, underestimatesemi-semicircle, semi-finalmicro-microwave , microsoft , microscopemulti- multi-national, multi-culture (E).表示表示时间时间的前缀的前缀 pre-pre-war , presch

15、ool post-postwar , postgraduate fore-foretell, weather forecast ex- ex-wife, ex-president tele-telescope, telephone (F).表示表示方位方位的前缀：的前缀： sub-subway, subtitle inter-international, interclass trans-(横过，通过，超越横过，通过，超越) transplant, transform(G).改变改变词类词类的前缀：的前缀：a- asleep, abroad en- enlarge, enrich(H).其它其

16、它的前缀：的前缀：self- self-control, self-confidence vice- vice-monitor, vice-presidentco-co-worker, cooperateauto- automatic, autographykilo-kilometer, kilogrameco-ecosystem, eco-friendly possibleimpossiblepossiblyimpossiblypossibilityimpossibilityDerivation 派生法派生法在词根上加上前缀在词根上加上前缀(prefix)或或后缀后缀(suffix)构成另外

17、一个词构成另外一个词1. By learning word formation, we can enlarge our vocabulary.2. We should try our best to beautify our environment.3. The colorful book is unputdownable to children.4. Smoking will endanger your health. 5. One unbreakable rule in our school is that students cant bring cellphones to school.

18、 Derivation 派生法派生法在词根上加上前缀在词根上加上前缀(prefix)或或后缀后缀(suffix)构成另外一个词构成另外一个词增大增大使使.变美变美爱不释手的爱不释手的威胁威胁不能违反的不能违反的_(recent), a handsome young man, NingZetao has been popular. After winning four gold medals at the _(seventeen) Asian Games, Ning got the first place at the 2015 Swimming World Championships. Alt

19、hough Ning has become _(success) now, in fact, he wasnt _(health) when he was young. Born with a knee problem, he was held back at the stage of his _(develop). Instead of giving up swimming, Ning trained hard and _(final) he proved _(him) to be one of the best _(swim) in Asia.Recentlysuccessfulhealthydevelopmenthimselfswimmersseventeenthfinally Complete the following passage with the proper form of the words given.1.disclose ones secret2. microblog3. Its all floating cloud.4.envious, jealous and