风险与收益ppt课件.ppt

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1、主谓一致Grammar主语为下列情况时谓语动词用单数时间/距离/重量/价值/数目等名词作整体看待时主语由从句、不定式短语、动名词充当时主语由“S”结尾的学科名词充当时1.Twentyyearsisonlyashorttimeinhumanhistory.2.Fifteenmilesseemslikealongwalktome.3.Twentypoundsisnotalightobjectforaboytocarry.4.Thirtydollarsistoohighapriceforthebook.5.Another10yearshaspassedsincehele

2、ft.1.Whentheywilldiscussithasn’tbeenmadepublic.2.Todieforthepeopleisaworthydeath.3.Lookingafterthechildrenisherfull-timejob.4.AknowledgeofEnglishisnecessaryinforeigntrade.1.Physicsiswellworthstudying.2.Mathsisadifficultscience.3.Politicsistheartorscienceofgovernment.#Hispoliticsare/is

3、weak.主语为书、报、地名、组织名称，以复数形式出现news,works,crossroads,woods等复数形式表示单数概念时，means视情况而定并列主语指同一概念时1.TheTimesusuallyspeaksfortheBritishgovernment.2.TheUnitedStatesismadeupof50states.3.TheUnitedNationsisaworldorganization.1.Badnewshaswings.2.Theglassworkswassetupin1980.3.Everymeanshasbeentriedtose

4、ttletheproblem.4.Allmeanshavebeentriedtosettletheproblem.1.Athiefandmurdererwassentencedtodeath.2.Breadandbutterisservedforbreakfast.3.Careandpatienceisneededinourwork.4.Earlytobedandearlytoriseisagoodhabit.不定代词作主语时each/every/no/manya+名词单数+each/every/no/manya+名词单数1.Somebodyislookingfo

5、ryou.2.Nothingisimpossibletoawillingheart.3.Everythingisniceinyourgarden.4.Anyoneisforbiddentosmokehere.1.Eachmanandeachwomanwasinvitedtotheparty.2.Noengineerandnoworkerwasintheworkshop.3.Everyboyandeverygirlwascongratulated.4.Everyhourandeveryminuteisimportant.5.Manyaboyandmanyagirlh

6、asseenit.manya/thewhole/each/neither/either+名词单数each/neither/eitherof+名词复数/them,us,youthispairof/thatpairof/apairof+名词复数therebe+名词单数+and+名词复数morethanone+名词单数1.Manyacaremakestheheadwhite.2.Manyagoodfatherhasbutabadson.3.ThewholenationwasindeepsorrowatLincoln’sdeath.4.Everycountryhasits

7、customs.5.Neitherstoryistrue.6.Eachbirdlovestohearhimselfsing.1.Eachofthemhasabeautifulhouse.2.Eitherofthebicyclesbelongstome.3.Neitherofthemisfitforthetask.#Have/haseitherofthemtoldyou?Eachofthestudentshavetheirownbooks.1.Thispairofshoesneedsmending.Theshoesneedmending.1.Thereisabook

8、,twop