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句子成分（一）句子成分的定义：构成句子的各个部分叫做句子成分。句子成分有主要成分和次要成分；主要成分有主语和谓语；次要成分有表语、宾语、定语、状语、补足语和同位语。另外，一些句子还有一些其他的成分，如同位语、呼语、插入语等。（二）主语：主语是一个句子所叙述的主体，一般位于句首。但在therebe结构、疑问句（当主语不疑问词时）和倒装句中，主语位于谓语、助动词或情态动词后面。主语可由名词、代词、数词、不定式、动名词、名词化的形容词和主语从句等表示。例如：Duringthe1990s,Americancountrymusichasbecomemoreandmorepopular.（名词）WeoftenspeakEnglishinclass.（代词）One-thirdofthestudentsinthisclassaregirls.（数词）Toswimintheriverisagreatpleasure.（不定式）Smokingdoesharmtothehealth.（动名词）Therichshouldhelpthepoor.（名词化的形容词）WhenwearegoingtohaveanEnglishtesthasnotbeendecided.（主语从句）Itisnecessarytomasteraforeignlanguage.（it作形式主语，真正的主语为后面的不定式）（三）谓语：谓语说明主语所做的动作或具有的特征和状态。动词在句中作谓语，一般放在主语之后。谓语的构成如下：1、简单谓语：由一个动词或动词短语构成。如：Hepracticesrunningeverymorning.2、复合谓语：（1）由情态动词或其他助动词加动词原形构成如：Youmaykeepthebookfortwoweeks.Hehascaughtabadcold.（2）由系动词加表语构成。如：Wearestudents.（四）表语：表语用以说明主语的身份、特征和状态，它一般位于系动词（如be,become,get,look,grow,turn,seem等）之后。表语一般由名词、代词、形容词、分词、数词、不定式、动名词、介词短语、副词及表语从句表示。例如：OurteacherofEnglishisanAmerican.（名词）Isityours?（代词）Theweatherhasturnedcold.（形容词）Thespeechisexciting.（分词）Threetimessevenistwentyone?（数词）HisjobistoteachEnglish.（不定式）Hishobby（爱好）isplayingfootball.（动名词）Themachinemustbeoutoforder.（介词短语）Timeisup.Theclassisover.（副词）Thetruthisthathehasneverbeenabroad.（表语从句）（五）宾语：宾语表示动作的对象或承爱者，一般位于及物动词和介词后面。例如：Theywenttoseeanexhibition（展览）yesterday.（名词）Theheavyrainpreventedmeformcomingtoschoolontime.（代词）Howmanydictionariesdoyouhave?Ihavefive.（数词）Theyhelpedtheoldwiththeirhouseworkyesterday.（名词化形容词）Hepretendednottoseeme.（不定式短语）Ienjoylisteningtopopularmusic.（动名词短语）Ithink（that）heisfitforhisoffice.（宾语从句）宾语种类：（1）双宾语（间接宾语+直接宾语），例如：Lendmeyourdictionary,please.（2）复合宾语（宾语+宾补），例如：Theyelectedhimtheirmonitor.（六）宾语补足语：英语中有些及物动词，除有一个直接宾语以外，还要有一个宾语补语，才能使句子的意义完整。带有宾语补足语的一般句型为：某些及物动词（如make等+宾语+宾补）。宾补可由名词、形容词、副词、不定式、分词、介词短语和从句充当。例如：HisfathernamedhimDongming.（名词）Theypaintedtheirboatwhite.（形容词）Letthefreshairin.（副词）Youmustn’tforcehimtolendhismoneytoyou.（不定式短语）Wesawherenteringtheroom.（现在分词）Wefoundeverythinginthelabingoodorder.（介词短语）Wewillsoonmakeourcitywhatyourcityisnow.（从句）（七）定语：修饰名词或代词的词、短语或从句称为定语。定语可由以下等成分表示：Guilinisabeautifulcity.（形容词）Chinaisadevelopingcountry;Americaisadevelopedcountry.（分词）Therearethirtywomenteachersisourschool.（名词）HisrapidprogressinEnglishmadeussurprised.（代词）Ourmonitorisalwaysthefirsttoentertheclassroom.（不定式短语）Theteachingplanfornexttermhasbeenworkedout.（动名词）HeisreadinganarticleabouthowtolearnEnglish.（介词短语）（八）状语：修饰动词、形容词、副词或整个句子，说明动作或状态特征的句子成分，叫做状语。状语表语动作行为或状态发生的时间、地点、条件、目的、原因、结果、程度、方式等，通常由副词、介词短语或相当于副词的词或短语等来表示。可由以下形式表示：Lighttravelsmostquickly.（副词及副词性词组）Hehaslivedinthecityfortenyears.（介词短语）Heisproudtohavepassedthenationalcollegeentranceexamination.（不定式短语）Heisintheroommakingamodelplane.（分词短语）Waitaminute.（名词）Onceyoubegin,youmustcontinue.（状语从句）状语种类如下：Howaboutmeetingagainatsix?（时间状语）Lastnightshedidn’tgotothedancepartybecauseoftherain.（原状）Ishallgothereifitdoesn’train.（条件状语）MrSmithlivesonthethirdfloor.（地点状语）Sheputtheeggsintothebasketwithgreatcare.（方式状语）Shecameinwithadictionaryinherhand.（伴随状语）Inordertocatchupwiththeothers,Imustworkharder.（目的状语）Hewassotiredthathefellasleepimmediately.（结果状语）Sheworksveryhardthoughsheisold.（让步状语）Iamtallerthanheis.（比较状语）(七)补语:补语用于补充说明其他的句子成分，有主语补语与宾语补语。主语补语可以用形容词.名词动词不定式，分词来表示.宾语补语可以用名词.形容词.动词分词.动词不定式.介词短语或副词来表示：Hediedyoung.他死时很年轻。ShewascalledLucy.她名叫露西。Hewasseentogoupstairs.有人看见他上楼了。(八)同位语:同位语指两个或两个以上的词语，指同一个事物，作为同一个句子成分。Thisismycousin,Helen.这是我的表妹，海伦。(九)独立成分:感叹词、应答词、呼语、插入语等，在句中可作独立成分，用逗号与其他成分隔开。主语补语可以用下面东西来表示：1.感叹词2.呼语3.插入语Oh,mygod!（感叹词）Comein,MrGreen.This,Ithink,isthebestwaytohelpthem.Key::一、1、主语，定语；2、间接宾语；3、谓语，状语；4、定语；5、状语，状语；6、定语，表语；7、宾语，状语；8、谓语，主语；9、谓语；10、主语，表语；11、谓语，宾语；12、状语；13、形式宾语，真正宾语；14、宾语、定语；15、插入语，状语；16、宾语(间宾+直宾)；17、状语，状语；18、形式主语，表语，宾补；19、宾补；20、表语练习一一、指出下列句子划线部分是什么句子成分：1.Thestudentsgotontheschoolbus.2.Hehandedmethenewspaper.3.Ishallansweryourquestionafterclass.4.WhatabeautifulChinesepainting!5.Theywenthuntingtogetherearlyinthemorning.6.Hisjobistotrainswimmers.7.HetookmanyphotosofthepalacesinBeijing.8.ThereisgoingtobeanAmericanfilmtonight.9.HeistoleaveforShanghaitomorrow.10.Hiswishistobecomeascientist.11.Hemanagedtofinishtheworkintime.12.Tomcametoaskmeforadvice.13.HefounditimportanttomasterEnglish.14.Doyouhaveanythingelsetosay?15.Tobehonest;yourpronunciationisnotsogood.16.Wouldyoupleasetellmeyouraddress?17.Hesatthere,readinganewspaper.18.Itisourdutytokeepourclassroomcleanandtidy.19.Henoticedamanentertheroom.20.Theapplestastedsweet.四、选择填空：()1.____willleaveforBeijing.A.NowtherethemanB.ThemanherenowC.ThemanwhoisherenowD.Themanisherenow()2.Theweather____.A.wetandcoldB.iswetandcoldC.notwetandcoldD.werewetandcold()3.Theappletasted____.A.sweetsB.sweetlyC.nicelyD.sweet()4.Hegotup____yesterdaymorning.A.latelyB.lateC.latestD.latter()5.Theactor______attheageof70.A.deadB.diedC.dyedD.deaded()6.____wereallverytired,butnoneof____wouldstoptotakearest.A.We,usB.Us,weC.We,ourD.We,we()7.Hefoundthestreetmuch______.A.crowdB.crowdingC.crowdedD.crowdedly()8.Ithink_____necessarytolearnEnglishwell.A.itsB.itC.thatD.thatis()9.Thedog____mad.A.looksB.islookedC.isbeinglook