Grammarand

usageanoun,nounphraseorpronoun

①representingthepersonorthingthatperformstheactionoftheverb②aboutwhichsomethingisstated

③inapassivesentence,thatisaffectedbytheactionoftheverbIsatdown.Thehouse

isveryold.Thetreewasblowndowninthestorm.Underlinethesubjectsofthefollowingsentences.1.Davidarrivedlastnight.2.Whoisspeaking,please?3.Twowillbeenough.4.Lookingupallthenewwordsinthedictionarytookhimalotoftime.5.Totranslatethisidealintorealityneedshardwork.6.Howtodowellisanimportantquestion.7.Whathashappenedprovesthatourpolicyisright.n.pron.num.v-ingtodophrasesentencesubjectclauseAExploringtherulesBelowisanewspaperfeaturearticleontheuseoftelescopestoexplorespace.Findthesentenceswithsubjectclausesandfillintheboxbelow.

Forthousandsofyears,peoplehavelookedtothestarryskyandwonderedwhat,orwho,isoutthere.Intheearly1600s,Galileowasthefirsttousehistelescopetoexploretheskyandsincethen,telescopeshavecontinuallyimproved.Onemajorbreakthroughcamein1990,whentheHubbleSpaceTelescopewaslaunched.That

Hubbleisbasedinspaceallowsittoseefurtherthanground-based

telescopes,anditallowsscientiststolearnmoreabouttheuniverse.Hubbleobservationshaveplayedacrucialroleinthediscoveryofthemysteriousdarkenergy.HubblewasfollowedbytheKeplerSpaceTelescopein2009.Kepler’sscientificgoalistosearchforEarth-sizeplanetsorbitingotherstars.Whether

lifeonotherplanetsdoesexist

isyettobeproved,butthesignsarepromising:KeplerhasdetectedmanysuitableplanetsthatarealmostthesamesizeastheEarth.AExploringtherules1.ThatHubbleisbasedinspaceallowsittoseefurtherthanground-basedtelescopes,…2.Whether

lifeonotherplanetsdoesexistisyettobeproved,butthesignsarepromising...3.Itisclear

thattelescopesarecrucialtoolsforspaceexplorationandthatdevelopingtherequiredtechnologywillhelpastronomersallovertheworldmakeexcitingdiscoveries.4.Howmuch

wewilllearnfromthetelescopesismerelylimitedbyourimagination.thatwhetherit主語從句

1從句要用陳述語序2主從句時態一致1.Thespacemissionwentsowellwasbeyondourexpectations.2.Whethertheyareabletogrowmorevegetablesinspace

dependonhowmuchtimeittakes.3.Itwasnotclearhowlonghewillstayonthespacestation.4.WhatthelunarprobedidnotlandwasaworryforthepeoplebackontheEarth.5.ThatmakestheChinesepeoplehappyisthatChinahassuccessfullylaunchedaspacerocket.B1Circlethemistakesandcorrectthemintheblanks.Thatthedependswas改為is或will改為wouldThatWhatB2ThepassagebelowisabouttheChineseLunarExplorationProgram.Completethepassagewiththecorrectsubjectclausesintheboxbelow.ThereisoneclauseyoudoNOTneedtouse.Writethelettersintheblanks.a

howitlaidthefoundationforfutureexplorationb

thatthedatagatheredbythemprovidedvaluableinformationc

whatadvancesChinawillmakeinthefuturedWhyChinaisoneoftheworldleadersinspaceexplorationeWhatamazedthewholenationinOctober2010a

howitlaidthefoundationforfutureexplorationb

thatthedatagatheredbythemprovidedvaluableinformationc

whatadvancesChinawillmakeinthefuturedWhyChinaisoneoftheworldleadersinspaceexplorationeWhatamazedthewholenationinOctober2010eba

howitlaidthefoundationforfutureexplorationb

thatthedatagatheredbythemprovidedvaluableinformationc

whatadvancesChinawillmakeinthefuturedWhyChinaisoneoftheworldleadersinspaceexplorationeWhatamazedthewholenationinOctober2010acB3Writedownyourpredictionaboutthedevelopmentofspaceexploration,usingsubjectclauses.Possibleanswer:Itisclearthatmanyexcitingthingswillhappeninthedevelopmentofspaceexplorationinthefuture.IthinkmannedspacemissionstoMarswillhappeninmylifetimeandapermanentbaseonMarswillalsobeestablished.Hopefully,newenergysourceswillbedeveloped,whichwillmakespaceflightcheaperandfaster.Buthowsoonandhowfarweadvanceindevelopingtherequiredtechnologytodosodependsonthecollaborationbetweenthemanycountriesaroundtheworld.Itispossiblethatthetechnologywillbeavailablebefore2040andIamlookingforwardtothat.2.引導主語從句的詞有：連詞____,________;

連接代詞_____,______,______,________,__________,__________;

連接副詞_____,______,

_____,

_____等。3.主語從句常用____作形式主語放句首,從句

為_____________，放在句末。1.主語從句在復合句中作句子的______。主語thatwhetherwhowhatwhichwhenwherehowwhywhoeverwhateverit真正的主語whicheverC

Fillintheblankswithproperlinkingwordstoformsubject

clauses(P64).ThatWhatthatthatHow6_________thereislifeonotherplanetsremainstobeseen.7_________weshouldputthealbumisaproblem.8Ithasnotbeendecidedyet_________weshallgoonatriptoJapan.9__________themanbrokeintothecarisnotknown,becausehedidn’ttakeanyofthevaluablesinside.10Weneedtobearinmindthat__________

holdsfasttodreamsismorelikelytosucceed.WhetherWherewhether/whenWhywhoeverC

Fillintheblankswithproperlinkingwordstoformsubject

clauses(P64).I.用適當的連接詞填空。WhatThatWhetherHowwhoWhenthatWhichII.根據漢語意思，完成下列句子。1.無論誰最后離開房間，都應該把燈關掉。

__________________________oughttoturnoffthelights.2.他昨天為什么來這里是個秘密。

_________________________isasecret.3.我們不知道杰克什么時候能完成這本書的翻譯。

_____________________________