Unit 4 Discovering Useful Structures 课件 2022-2023学年高中英语人教版（2019）必修第一册

Unit4

NaturalDisaster

——RestrictiveRelativeClauseDiscoveringusefulstructuresLearningObjectives1.Identifyrestrictiverelativeclausesinsentences;2.Statewhatrestrictiverelativeclausesareandknowtheirfunctions;3.Usearelativepronounproperlyinasentencewitharelativeclause;4.Createnewsentenceswithrestrictiverelativeclausestodescribedisasters.Hi,Iamtheearth.Iamapoorguy

whocan'tsleepwellsometimes.Therearemanydisasters

that

reallyannoyme.Iwilltellyousomedisasterswhich

Idislike.WildfireWildfireisahugefire

ahugefirewildareawhich/that

startsbyitselfinawildarea.VolcanoVolcanois

amountain

amountaineruptgas,ashandhotrockswhosemouth

eruptsgas,ashandhotrockssometimes.TornadoTornadoisastrongwind

moveinacircleastrongwindwhich/that

movesinacircle.TsunamiTsunamiisaverylargewave

undertheseaalargewavewhich/that

isoftencausedbyanearthquakeunderthesea.1.Iamapoorguy

whocan'tsleepwellsometimes.2.Therearemanydisasters

that

reallyannoyme.3.Iwilltellyousomedisasters

whichIdislike.4.Wildfireisafire

which/that

startsbyitselfinawildarea.

5.Volcanois

amountain

whosemouth

eruptsgas,ashandhotrockssometimes.6.

Tornadoisastrongwindwhich/that

movesinacircle.7.

Tsunamiisaverylargewave

which/that

isoftencausedbyanearthquakeunderthesea.ObservetheruleFinding1:下划线部分翻译为：________,放在名词_______,做_________,Finding2:定语从句的作用是：_________名词或代词，说明事物_______.Finding3:定语从句的识别：……的后后置定语修饰，限定

具体信息。关系词后

以及

第二个谓语动词前Restrictiverelativeclauses:providespecificinformationaboutsb/sthLilyistheactivegirlwhogetsinjured.whowearsawatch.JennyistheoutgoinggirlWhoisLily?WhoisJenny?LilyJennyObservetheruleFindandunderlinetherestrictiverelativeclausesinthesentencesbelow.(P52)TheTangshanearthquakewasaterribleexperiencethatmygreat-grandmacannotforget.Thecouplewholivenexttousvolunteeredtohelpafterthevolcanoerupted.Thesupplieswhichwereprovidedtothedisasterareawerecollectedfromaroundthecountry.MrLiisanarchitectwhosedesignsforthenewtownhavewonpraise.AdoctorwithwhomJamesusedtoworkdiedinthe2016earthquakeinEcuador.Iamapoorguythat

can'tsleepwellsometimes.DiscusstheruleThecouple

wholivenexttous

volunteeredtohelp.1.

定语从句：在主从复合句中，修饰名词或代词的从句.≈_____2.先行词：被定语从句修饰的________或________.3.关系词：连接______和________的词，分为_________和________

可充当从句的______________（学会判定关系词是重中之重）名词代词adj从句关系代词关系副词主句主语，宾语，定语TheTangshanearthquakewasaterribleexperiencethat

mygreat-grandmacannotforget.Thecouplewholivenexttousvolunteeredtohelpafterthevolcanoerupted.Thesupplieswhichwereprovidedtothedisasterareawerecollectedfromaroundthecountry.Adoctorwithwhom

Jamesusedtoworkdiedinthe2016earthquakeinEcuador.Discuss1：先行词是人还是物？

thing(s)peoplething(s)peopleDiscuss2：关系代词在从句中充当主，宾还是定？

关系代词先行词人/物例句thatwhichTwothirdsofthepeoplethat

livedthereweredeadorinjured.

TheTangshanearthquakewasaterribleexperiencethat

mygreat-grandmacannotforget.Thefirstaidkit(which)shebroughthassavedmanylives.Therewerebuildingswhich

hadbeendestroyedbytheearthquakeinWenchuan.（主语）（主语）（宾语）（宾语）人物物物关系代词先行词例句whowhomThenumberofpeoplewho

werekilledintheearthquakewasover100Dannywasthemanwho

werescuedfromtheruins.HeXiangqunisaherowhom

Ireallyadmire.Therearemanypeoplewithwhom

youcanshareyourfeelings.（主语）（宾语）（宾语）（宾语）人人人人关系代词先行词例句whoseWorkersbuiltsheltersforsurvivorswhose

homeshadbeendestroyed.Helivedinahousewhose

floorhadbeenflooded.Lotsofchildrenwhose

parentslostlivesinthedisasterneededhelp.（定语）（定语）（定语）物人人关系代词指代在定语从句中所充当的成分人物句子主语宾语定语whowhomwhichthatwhose

SummarizetheusageoftherelativepronounsWho

thathasexperiencedadisasterdoesn’tvaluelifemore?Theytalkedaboutthepersonsandthings

thattheyrememberedbeforetheflood.Isthereanything

thatIcandoforyouinrebuildingyourhome?Allthesuppliesthathavebeenprovidedarenecessary.Thisisoneofthemostterribleexperiencesthathaveeverhappenedinmylife.谁人物不定代词全部最高级onlythat“谁是人物，不定全部都第一”Applytherules

Completeeachsentencewiththat,which,who,whose,whomor“/”.ThentranslatethesentencesintoChinese.

1.Herearesomeofthepeople___________homesweredestroyedbythetyphoon.2.Theterribleshakingofthebuildingwokeupallthepeople_________wereasleep.3.Thenextday,peopleputupsheltersintheopenairusinganything___________theycouldfind.4.Severaldayslater,mostofthebuildings____________hadbeendamagedbythehurricanewererepaired.that/whowhich/thatwhosethatOR/Applytherules

Completeeachsentencewiththat,which,who,whose,whomor“/”.ThentranslatethesentencesintoChinese.

5.Theinjuredboy_________motherwaslostinthedisasterwastakentothehospital.6.Thewomanwroteathank-youlettertothesoldierby_________shewasrescued.7.Isthisyoungboy_________savedseveralotherstudentstrappedunderbuildings?whosewhomwho判断关系代词的步骤steps：Step1：确定现行词表述的是“人”还是“物”Step2：找到谓语动词（这一步很重要）Step3：谓语动词前为主语，谓语动词或介词后为宾语Completethepassagewiththat,which,who,whose,orprep+whom.Thepeople(1)_______liveinWenchuancountyWillneverforgettheday12May,2008.The8.0-magnitudeearthquake(2)__________killedover80,000peopleandleftmanymoreinjuredturnedmanytownsandcountiesintoruins.Therescuework(3)___________followedwascarriedoutbypeoplefromalloverthecountry,andevenabroad.which/thatwhich/thatwhoNowmorethan10yearson,thepeople(4)__________sufferedtheearthquakearelivinganewlife.Manyliveinnewtowns(5)___________areearthquake-safe,inlocalcommunities(6)_________havebeenbeautifullyrebuiltbythegovernment.Thepeoplewillneverforgetthose(7)________rescuedthemandhelpedthemrebuildtheirhome.Outofgratitude,manyyoungadults(8)________werestudentsduringtheearthquakehavechosentostudymedicineorjointhearmyinawishtohelpmorepeople.Wenchuan,themostunbelievablecounty(9)_______wascompletelydestroyedandthencompletelyrebuilt,hasbecomeasym