高中英语Unit4AstronomyGrammar(新人教必修3)

高一英语同步练习：必修3Unit4Astronomy:thescienceofthestars第3课时Grammar基础练习.语法知识：主语从句：做主语用的名词性从句，因其在复合句中做主语，又称主语从句，指引主语从句的有附属连词that,whether，连结代词who,what,which，连结副词when,where,how,why等。1..连结词：1）附属连词：that，whether等.that指引主语从句只起指引作用，自己无实质意义，在主语从句中不充任任何成分，但不能省略。Thatshelefthimcuthimtotheheart.Thathewillcomeiscertain由whether及其余连词指引的主语从句放在句首，句后都可。Whetheritwillpleasethemisnoteasytosay.Whethershe

’scomingornotdoesn

’

tmattertoomuch.2)连结代词who，what，which,whatever,whichever,Whatseemseasytosomepeopleseemsdifficulttoothers.Whichsidewillwinisnotclear.

whoever3)连结副词when，where，how，why等。Whyhediditremainsamystery.Whentheywillstartisnotknownyet.Howhebecameagreatscientistisknowntousall.2.地点：主语从句能够前置，也能够后置。用it做形式主语，而把主语从句放在句末，常用下边几种句型。1）It+be+表语+主语从句表语：（名词,形容词,过去分词）Itisapitythatwecan’tgo.Itisnosurprisethatourteamshouldhavewonthegame.ItisanhonourthatIwasinvitedtoattendthemeeting.Itiscertainthatshewilldowellinherexam.ItistruethatItoldhereverything.ItissaidthatMr.GreenhasarrivedinBeijing.ItisreportedthatChinahassentanothermanmadeearthsatelliteintoorbit.2）It+不及物动词或短语+主语从句Itseemed(happened,doesn’tmatter,hasturnedout)thatIthappensthattheywereabsent.ItseemsthatAliceisnotcomingtothepartyatall.Itdoesn’tmatterwhethershewillcomeornot.Itmakesnodifferencewhereweshallhavethemeeting.3)It+及物动词（被动语态）+主语从句IthasbeendecidedthattheexhibitionwillnotopenonSundays.注意:1）主语从句在句首时，一定由连结词指引，不可以省略这些连结词；可是假如用it做形式主语，而把主语从句放在句末时，附属连词that能够省略。误：Theyshouldlikeeachotherisnatural.正：Thattheyshouldlikeeachotherisnatural.正：Itisnaturalthattheyshouldlikeeachother.假如主语从句放在句首，不可以用if指引，可是假如用it做形式主语，而把主语从句放在句末时，也能够用if指引.误：IfMaryreallyheardhimisreallydoubtful.正：ItwasdoubtfulifMaryreallyheardhim.Ⅱ．从文章中找出以下主语从句并试着剖析：1).Whatitwastobecomewasamysteryuntilthedustbegantoslowlycombineintoaballmovingaroundthesun.2).becauseitwasnotclearwhetherthesolidshapewastolastornot.3).Whatscientiststhinkisthattheearthwasdifferentbecauseof4).Whetherlifewillcontinueontheearthformillionsofyearstocomewilldependon实战操练一．用正确的连结词达成以下句子：1._____theuniverseislikehasattractedStephenHawkingallhislife.2._____isclearandsimpleabouttheuniversehasalwaysseemedtoodifficultforustoanswer.3._____theuniverseexiststhewayitdoesisamajorquestiontoallthosewhohavelookedatstarslikeHawking.4._____hasdevelopedovertwothousandyearsofobservationhastobegreatlyrevised.5._____intheuniverseweliveisnotthecentre,butoneofthenineplanetsorbitingthesun,whichisjustoneofmillionsofstarsinourownMilkyWaygalaxy.6.______weunderstandtheuniverseisthetimewhenwehumanbeingswillhaveansweredallthequestions.7.______wecanhaveacompletepictureoftheuniversedependsonlearningtounderstandwhatwesee.8.______Hawkingwantstotellusinthistextisthatweshouldstudytheuniverse,andunderstandit.二．单项填空：1.Ihavealwaysbeenhonestandstraightforward,anditdoesn’tmatter_______thatI'mtalkingto.Itisprettywellunderstood___controlstheflowofcarbondioxideinandouttheatmospheretoday.A.thatB.whenC.whatD.how3._____madetheschoolproudwas______morethan90％ofthestudentshadbeenadmittedtokeyuniversities.A.What;becauseB.What;thatC.That;whatD.That;because4.______wewillgocampingtomorrowdependsontheweather.A.IfB.WhetherC.ThatD.Where5._______thattheycanpassthewrittenexamthistime.A.ThatishopedB.ItishopedC.IthopesD.Thathopes6.It____Tomdrivesbadly.A.thinksthatB.isthoughtwhatC.thoughtthatD.isthoughtthat7.______wecan’A.What;whatC.That;that

tgetseemsbetterthan____we

have.B.What;thatD.That;whatThelawyerrarelywearsanythingotherthanjeansandaT-shirt______theseason.9._____isknowntousallisthatthe2008OlympicGamestookplaceinBeijing.10.______wasmostimportanttoher,shetoldme,washerfamily反应检测高考试题从句集锦：1.______wantstostayinahotelhastopaytheirownway.D.Who2.Thecompaniesareworkingtogethertocreate_____theyhopewillbethebestmeansoftransportinthe21stcentury.Allpeople,__theyareoldoryoung,richorpoor,richorpoor,havebeentryingtheirbesttohelpthoseinneedsincethedisaster.4.Ithasbeenproved___eatingvegetablesinchildhoodhelpstoprotectyouagainstseriousillnessesinlaterlife.D.that5._____________youhavedonemightdoharmtootherpeople.A.ThatB.WhatC.WhichD.This6._____________leavestheroomlastoughttoturnoffthelights.A.AnyoneB.ThepersonC.WhoeverD.Who7.Itworriedherabit_____________herhairwasturninggrey.A.whichB.thatC.ifD.for8._____________youdon’tlikehimisnoneofmybusiness.A.WhatB.WhoC.ThatD.Whether9._____________hesaidatthemeetingastonishedeverybodypresent.A.WhatB.ThatC.ThefactD.Thematter10._____hesaid_____tohurtyou.A.That;didn’tmeanB.Which;meantC.What;didn’tmeanD.As;meant11._____________isafactthatEnglishisacceptedasaninternationallanguage.12.Sarahhopestobecomeafriendof_____________sharesherinterests.D.nomatterwho13.___________causedtheaccidentisstillacompletemystery.14.___________hashelpedtosavethedrowninggirlisworthpraising.A.WhoB.TheoneC.AnyoneD.Whoever15._____________shecouldn’tunderstandwas_____________fewerandfewerstudentsshowedinterestinherlessons.A.That;whatB.What;whyC.What;becauseD.Why;that16.Amoderncityhasbeensetupin________wasawastelandtenyearsago.D.where17.AfterYangLiWeisucceededincirclingtheearth,_______ourastronautsdesiretodoiswalkinspace.18.Theotherday,mybrotherdrovehiscardownt