Unit2MakingadifferenceUsinglanguage课件-高中英语

Unit2

MakingadifferenceLearningObjectives01LearningObjectives01Discoverandunderstandtheusagesofthepastparticipleasadverbial.03MastercommonmethodsandstrategiesofEnglishgrammar.02Concludeandsummarizetheusagesofthepastparticipleasadverbialbyobservingtheexamplesofpastparticipleasadverbial,andapplythemintherealcontext.Studentscanbetterunderstandtheusageofpastparticipleasgerund.1.Studentscanmastertheuseofthepastparticipleasagerundandcanpracticemakingsentences.2.Studentscanlearnandmasterthelanguageskillsofpolitelyrefusingtherequestsofothers.0102TeachingFocusesandAnticipatedDifficultiesGrammar02Lookingatthesentencesfromthereadingpassageandanswerthequestions.Whatwasspokeninsentence(a)Whatwasfinishedinsentence(b)Whydoestheauthoruse-edinsteadof-ingBecause“thewords”were“spoken”insteadof“speaking”,and“thewell”was“finished”insteadof“finishing”.Thewordsinboldshowpassiveinsteadofactiveactions.“Thewords”werespokeninsentence(a).“Thewell”wasfinishedinsentence(b).Lookingatthesentencesfromthereadingpassageandanswerthequestions.WhatisthedifferencebetweenthetwogroupsofsentencesWhydoestheauthorchoosetouse-edinsteadofanattributiveclauseinthereadingpassageThesentencesusing-edasattributivearemoreconciseandformal.Sentences(a)and(b)contain-edasattributivewhilesentences(c)and(d)containattributiveclauses.-edasattributiveattributiveclauses-edasattributive—过去分词作定语用法：1.过去分词作定语的位置2.过去分词作定语的意义其他过去分词与现在分词做定语的区别一、

过去分词作定语时的位置1.一般情况下，单个的过去分词作前置定语，即放在所修饰词之前。Therecoveredanimalswillbereleasedsoon.痊愈的动物很快会被放走。有些过去分词表示特定含义时，单独作定语要放在所修饰的名词之后，如left（剩余的）。Therewereacoupleofseatsleftattheback.后面还剩几个位子。如果被修饰的词是指示代词those或something，everything，anything，nothing，nobody等不定代词时，单个的过去分词作定语要放在这些词的后面。Heisoneofthoseinvited.他是那些被邀请的人之一。用法一、过去分词作定语时的位置2.过去分词短语作定语时往往作后置定语，即放在所修饰词之后。Thesetruckscarrygoodsimportedfromforeigncountries.这些卡车运送从国外进口的货物。IsthisthenovelwrittenbyHenryJames这是亨利·詹姆斯写的小说吗？用法二、过去分词作定语时的意义1.及物动词的过去分词作定语时，在语态上表示被动；在时间过去分词作定语时的意义上，常表示动作已经发生或完成。有时只表示被动。Heisateacherrespectedbyallthestudents.他是一位受所有学生尊敬的老师。（只表示被动）Theplanputforwardatthemeetingwillbecarriedoutsoon.会上提出的计划将很快被执行。（表示被动和完成）用法二、过去分词作定语时的意义2.不及物动词的过去分词作定语时，不表示被动意义，只强调动作完成。Therisensunisshiningbrightlyinthemorning.早晨，升起的太阳明亮地照耀着。WhenIwokeupthenextmorning,Ifoundthegroundwascoveredwithfallenleaves.当我第二天早上醒来时，发现地上全是落叶。用法区分过去分词

&现在分词

做定语的区别语态意义时态意义过去分词被动已完成现在分词主动正在进行区分过去分词、现在分词的被动式与动词不定式作定语的区别形式语态意义时态意义过去分词done被动已完成现在分词的被动式beingdone被动正在进行动词不定式的被动式tobedone被动尚未发生Exercise1.____________(disappoint)byhisbehaviour,Isaidallthistomybestfriend.2._______(treat)thisway,you'resuretofeelhurt–weshouldalwaysbeabletotrustthoseclosesttous,andithurtsevenmorewhenwefindwecan't.3.___________(approach)inthisway,yourfriendshipwillsoonberepaired.4._______(fill)withanger,youtendtosaywhatevercomestoyourmind.DisappointedTreatedApproachedFilled1.extendextendfor/into/overextendsth.for/by/untilextendsth.tosb./sth.extendsth.tosb.

练习：

尼罗河一直往南延伸至维多利亚湖。TheRiverNile________________southasLakeVictoria.extendsasfar延续把……延长至……把……扩大到……提供/给予某人某事物2.generousbegeneroustosb.begenerouswithsth.begenerousindoingsth.generously generosity 练习：Hopefully,leadersworldwidewillrecognizethetoughsituationandcontribution__________(generous)tocontrolthelocust(蝗虫)outbreak.generosity对某人是慷慨的在某方面是慷慨的慷慨地做某事adv.慷慨地；大方地n.慷慨；大方；宽宏大量3.hesitatehesitatetodosth. hesitateabout/oversth. hesitant hesitation withouthesitation havenohesitationindoingsth. dosth.withouthesitation 练习：Thehelpyougivetootherswillbepaidback,soneverhesitate________(offer)ahelping

tooffer犹豫做某事对某事犹豫不决adj.犹豫的n.犹豫；踌躇毫不犹豫毫不犹豫做某事毫不犹豫做某事4.confirmationconfirm confirmsth./that…/wh-从句beconfirmed…Itisconfirmedthat…beconfirmed(as…)

练习：

I'mstillwaitingfor_____________(confirm)ofthetestresults.confirmationvt.证实，证明，确认；使确信；批准，认可证明/表明/确认……被证实/被证明……据证实……被认可5.assistancegiveassistancetosb.cometoone'sassistance

withtheassistanceof...beofassistanceassistassistant练习：

Hegave___________tomewhenIwasintrouble.assistance帮助某人帮助某人在......的帮助下有帮助v.帮助，协助n.助手，助理adj.助理的，副的6.volunteervolunteertodosth.

voluntary

voluntarily dovoluntarywork练习：Asa_________,heoftendoes__________work,andhethinksit'shisresponsibilityto_________tohelpthoseinneed.volunteer自愿做某事adj.自愿的，主动的，志愿的adv.自愿地，主动地做志愿工作voluntaryvolunteerActivity2ReadthediscussionaboutRyan’sfoundation.Rewritetheunderlinedsentencesusingthe-edform.Ryanisayoungmanwhoisadmiredbyalotofpeople.ThemoneywhichisraisedbyhisfoundationsupportsschoolsandcommunitiesinAfrica.Ithinkdiggingwellsfordrinkingwaterisagoodwaytosolvetheproblemofwatershortage.Ryanisayoungmanadmiredbyalotofpeople.ThemoneyraisedbyhisfoundationsupportsschoolsandcommunitiesinAfrica.Activity2ReadthediscussionaboutRyan’sfoundation.Rewritetheunderlinedsentencesusingthe-edform.AsinthewordsspokenbyRyan,weneedtonotonlydonatemoneybutalsogetnewideas.Ithinkthesupportneededincludesnewtechnologyforrecyclingwaterandeducationonhowtouseandsavewater.Iabsolutelyagreewithyou.Diggingwellsisagoodway,butnottheonlyway,tosolvetheproblemofwatershortageinAfrica.AsinthewordswhichwerespokenbyRyan,weneedtonotonlydonatemoneybutalsogetnewideas.Ithinkthesupportwhichisneededincludesnewtechnologyforrecyclingwaterandeducationonhowtouseandsavewater.Activity3ReadthepassageandchoosethecorrectformofthewordsTheUnitedNationsChildren’sFund,alsoknowing/knownasUNICEF,isaUnitedNations(UN)organisationbasing/basedinNewYork.Itoffershelpneeding/needed

bychildrenallovertheworld.联合国儿童基金会Activity3ReadthepassageandchoosethecorrectformofthewordsUNICEFwasfoundedon11December1946,toprovidefoodandhealthcaretochildrenincountriesdamaging/damagedinWorldWarII.Since1953,UNICEFhastakenupanextendedmissiontohelpchildreninthedeveloping/developedworld,includingthoseliving/livedwithdiseasesordisabilities,andthoseaffecting/affectedbyrapidmodernisationandenvironmentalproblems.Now,UNICEFhasbeenworkingtoimprovethelivesofchildrenandtheirfamiliesacross190countriesandterritories.Activity4Readthedescriptionsandunderlinethewordsthatdescribepersonalqualities.Activity5PutthewordsyouunderlinedinActivity4intothetable.Addanymoreyoucanthinkof.positiveindependentgeneroushonestconfidentcreativeeasygoingloyalintelligentdeterminedwarmheartedstraightforwardneutralsensitiveseriousbookishshyself-consciousstrictnegativenervouslazyshortsightedselfishmeanslackActivity7Workinpairs.Talkaboutpeople’spersonalqualitiesusingthewordsyouhavelearnt.A:Ithinkmycousinisverybrave.B:WhydoyouthinksoA:…Thetopicshouldbecenteredaroundacharacter.Youcanchooseyourfavoriteperson,themostfamiliarperson,themostadmiredperson,themostcharacteristicperson,etc.Activity7

Listentothreeconversationsandmatchthepictures.DACActivity8

Listenagainandcompletethetable.workingwithchildrenridinghorseshavefunstillenjoysportsoneononebuildarelationshipwiththemasavolunteerreferencefromsomeonewhoknowsyouActivity9Workinpairs.Actoutatelephoneenquiry.studentAYou’reinterestedintakingupvoluntaryworkaboutenvironmentalprotection,andyou’regoingtomakeatelephoneenquiryaboutit.Informationyou’dliketoknow:whatkindofworkisavailabletheresponsibilitiesoftheworktherequirementsonyouthepersontocontactActivity9studentBYouworkatavolunteercentre.Yourjobistoanswerenquiriesaboutvoluntaryworkandgivepracticalstep-by-stepadviceonhowtogetstarted.Thevoluntaryworkyourecommendiscoastalclean-upatNorthBeach.Responsibilities:collectwastefromthebe