【课件】Welcome+Unit：Discovering+Useful+Structures人教版（2019）必修第一册.pptx
Discovering Discovering Useful StructuresUseful Structures1.Review the main elements in a sentence.2.Learn to know the basic sentence structures of English.3.Learn to analyze the structure of the sentences from the text.Learning objectives Learning objectives 1.What makes a sentence?Leading-in Leading-in Words,phrases and structures.2.What are the main elements in a sentence?Analyzing:Analyzing:kinds of simple sentence 1.S+V 主主语语+动词动词（谓语谓语）这种句子结构中的谓语动词为不及物动词（短语），故后不能直接接宾语，也没有被动语态。主谓结构常用来表示主语的动作或状态。常见的不及物动词（短语）有：rise,matter,begin,come,go,happen,last,appear,work,cometrue,takeplace等。Thesunisrising.太阳正在升起。Thelittleboyiscrying.小男孩正在哭泣。Allthefootballplayersontheplaygroundcheeredloudly.场上的所有足球运动员高声欢呼。2.S+P 主主语语十（系十（系动词动词+）表）表语语 这种句子结构中的谓语动词为系动词，无被动语态，也无进行时态。常见的系动词有be动词；还有感官系动词(sound,look,smell,taste,feel);变化系动词(become,get,grow,turn,go,fall,run);持续系动词(remain,keep,hold,stay);表象系动词(seem,appear,look)等。表语由名词、形容词、介词短语、分词、不定式或从句充当。Everythinglooksdifferent.一切看来都不同了。Computersareusefulinpeopleslife.电脑在人们的生活中很有用Theproblemremainstobesettled.问题依然需要解决。3.S+V+O 主主语语+谓语谓语+宾语宾语(1)这种句子结构中的谓语动词必须是及物动词（短语），一般有被动语态。用作宾语的有名词、代词、数词、不定式、动名词或从句等。(2)在“动词+介词”的动词短语中，宾语只能放在介词之后；在“动词+副词”的动词短语中，作宾语的名词放于副词前后皆可，作宾语的代词只能放在副词之前。PleasewakeLiLingup(=wakeupLiLing)at6:30inthemorning.Pleasewakeherupat6:30inthemorning.()Pleasewakeupherat6:30inthemorning.(X)HeiswatchingTV.4.S+V+IO+DO 主主语语+动词动词（谓语谓语）+间间接接宾语宾语+直接直接宾语宾语这种句子结构中的及物动词后跟双宾语，指人的宾语称为间接宾语，指物的宾语称为直接宾语。通常间接宾语在前，直接宾语在后，也可把间接宾语置于直接宾语后，但间接宾语前需用介词for或to。间接宾语之前用介词to的常见动词有：give,tell,teach,write,bring,lend,hand,show,offer,send,pay,order等。间接宾语之前用介词for的常见动词有：buy,fetch,save,choose,sing等。Heboughtmeabirthdaypresent.他给我买了一份生日礼物。Ishowedhimmypictures.我给他看我的照片。5.S+V+O+C 主主语语+动词动词（谓语谓语）+宾语宾语+宾语补语宾语补语该结构中的宾语补足语可以由名词、非谓语动词、形容词、副词或介词短语等充当。该句式常用于三类动词：(l)使役动词：keep,make,let,have,leave,get等；(2)感官动词或短语：see,watch,notice,observe,find,catch,lookat,listento,hear,feel,smell等；(3)ask,tell,order,request,permit,persuade等。Miketoldmenottogonow.迈克告诉我不要现在走。Theypaintedthedoorgreen.他们把门漆成绿色。6.S+V+A 主主语语+动词动词（谓语谓语）+状状语语该句型的谓语动词通常为不及物动词；副词或介词短语在句中作状语，修饰或说明谓语动词。Theytalkedforhalfanhour.他们谈了半个小时Thetimepassedquickly.时光飞逝。7.S+V+O+A 主语主语+动词（谓语）动词（谓语）+宾语宾语+状语状语该句型的谓语动词通常为及物动词、副词或介词短语，在句中作状语，修饰或说明谓语动词。Ihadmyfirstmathsclassinseniorhigh.在高中我上了第一堂数学课。Iwaitedforhimattheschoolgate.我在校门口等他。There be句型表示“某处存在某物或某人”，基本结构是“Thereis/.are/was/were.+地点状语”。主语是其后的名词，be动词形式根据主语的单复数而定。谓语动词有时候可用表示存在的其他动词，如live,stand,lie,seem/appeartobe(好像有)，happentobe(碰巧有)，usedtobe(曾经有)等。Thereisapianoinmystudy.在我的书房里有一架钢琴。Thereare56studentsinmyclass.我的班里有56名学生。8.存现句存现句(There be句型句型)1.Tell the kinds of the sentences 1)Everybodysmiled.2)Thecarcaughtfire.3)Didthemilkturnsour?4)Heboughthiswifeadress.5)Royfoundhisnewjobratherboring.6)Yourbrothergotupat10oclock.7)IhaventseenDanielforlong.8)Arethereanygardensinthetown?SVSVOSPSVIODOSVOCSVASVOATherebePracticing Practicing 2.Read the sentences and analyze the structures.1.The100-year-oldschoolliesinthecenterofthecity.2.Wemustact.3.Themathshomeworklookseasy.4.Theteacherfoundtheclassroomempty.ASVSVSPOSVC5.Mymumboughtmeanewdictionary.6.Tomislookingforwardtomeetingthenewexchangestudent.7.ThereisanEnglishCorneratourschool.8.Wehadchemistryinthenewlybuiltlab.IOSVDOOSVOSVATherebeBasic sentence structures一、主谓SV二、主（系）表SP三、主谓宾SVO四、主谓宾宾SVOO五、主谓宾补SVOC六、主谓状SVA七、主谓宾状SVOA八、therebe结构Summarizing Summarizing 1.Read the passage and analyse the structures of the underlined sentences.Consolidating Consolidating 1thatdreamhascometrue!SV2Timandhisclassmatesarelivingonaship!SVA3Theyalsolearnaboutshipsandthesea.SVO4Timwriteshisparentsanemailtellsthemwhathappenedontheship.SVIODOVIODO5Theresalwayssomethingexcitingtodo.Therebe6StudyinganddoinghomeworkseemmuchmorefunSP2.Read the sentences from the reading and analyze the structures.Heeventoldusafunnystory,andeveryonelaughedsomuch.S V IO DO S P AIfoundmostofmyclassmatesandteachersfriendlyandhelpful.S V O CIcouldntconcentrateontheexperiment.S V OIdidntfeelawkwardorfrightened.S PImissmyfriendsfromjuniorhighschool.S V O1.Find more sentences from the reading to analyse the structure.2.Finish exercises in Practice II.3.Prepare for Listening and Talking.Homework Homework
