高中英语 Unit 2《The Environment》Grammar and usage课件 牛津译林版必修5.ppt

unit2grammarandusageverb ingformasanadjectiveoradverbandverb ingphrases part1 verb ingformasanadjectiveoradverb lead inchoosetherightanswer 1 thechildrenstopped astheteachercamein atalkbtotalkctalkingdtalked 2 heisquiteused inallsortsofweather aflybtoflyctoflyingdtoflied 3 doctorbethunewenton throughoutthenight aworkbworkedctoworkdworking 4 yourshoesaredirty theyneed badly awashbwashedctowashdwashing 5 theteacherspentalotoftime mewithmygrammar ahelpbtohelpchelpeddhelping 6 itwasraininghard butwekepton forward amovebmovedcmovingdtomove 7 pleasecomeearly don tkeepus forlong awaitbtowaitcwaitingdwaited 8 shesuggested foranoutingnextsunday agobtogocgoingdgone 9 wanglininsistedon toworkinthecountryside abesentbsendingcbeingsentdsend 10 wouldyourfriendmind alittlemoresoftly atospeakbspokencspeakingdspeak 11 idon tfeellike tothemovies agobtogocgoingdgone 12 theshygirldoesn tlike atinpublic alaughingbtolaughclaugheddbeinglaughed 13 ifirstconsidered tohim butthendecided him awriting seeingbtowrite toseecwriting toseedtowrite seeing 14 doyouconsideritbetter anotgoingbnotgocnothavinggonednottogo 现在分词的作用 可以作形容词和副词作用 在句中作定语表语或宾语补足语 1 做定语 itisaverymovingfilmanditiswellworthseeing uponhearingtheexcitingnews theyjumpedwithgreatjoy 单个的现在分词作定语 放在名词的前面 相当于形容词 可加副词修饰 thefast growingeconomyhascausedenvironmentalproblems canadaisanenglish speakingcountry 有时现在分词可以和副词或名词构成复合形容词 thegirlsittinginthecornerismybestfriend thegirlwhoissittinginthecornerismybestfriend peopleworkinginthatbankarewellpaid peoplewhoworkinthatbankarewellpaid 现在分词短语作定语放在名词后面 意思和定语从句一样 并且可以转变成定语从句 yourjourneyinkenyaisreallyexciting whatyoudidwasdisappointing thenightmareihadlastnightwasveryfrightening 现在分词作表语通常表示主语的属性和特征 2 作表语 3 作宾语补足语wefindthejourneytoafricaexciting hehadastrangewaytomakehisclassesinteresting iheardsomeoneplayingtheviolininthenextroom 注意 在see hear watch feel notice等动词后 用现在分词构成的复合宾语 表示动作正在进行 而动词原形则表示动作的全过程 即动作已结束 wesawtheteachermakingtheexperiment isawthegirlgetintothecaranddriveoff 现在分词用于动词standsit和lie后 通常表示这两个动作同时发生 theystoodtalkingtoeachother 现在分词talking用于动词stand后 表示动作talk和动作stand同时发生 theystoodwhentheyweretalkingtoeachother 注意 现在分词也有完成时式having 过去分词 havingworkedsidebysidewithmanyenvironmentalists iknowthatahealthyenvironmentandgrowingeconomyshouldbepossibleatthesametime 现在分词的完成时形式havingworked说明work先于主句谓语动词know发生 exerciseonpage29 1 shocking 2 relaxing 3 tiring 4 disappointing 5 interesting 6 living parta part2 verb ingphrases 做状语现在分词作状语时 其逻辑主语必须与句子的主语相同 如果不相同 分词前必须加上自己的主语 这种结构被称为独立主格结构 timepermitting iwillstayforanotherweek iftimepermits iwillstayforanotherweek 1 作伴随状语动词stand sit和lie加现在分词作伴随状语 表示两个动作同时发生 wesattheretalkingtoeachother thepoormansatbytheroad begging 2 作方式状语 表示方式 americansliketravelling drivingtheircars theyoftencommunicatewitheachother usingenglish 3 作时间状语 相当于状语从句 现在分词可表示动作同时发生或进行 而现在分词的完成时可表示动作的先后顺序 表示它发生在主句谓语动词表示的动作之前 seeingthebigsnake thegirlwasalmostfrightenedtodeath whenshesawthebigsnake thegirlwasalmostfrightenedtodeath havingwaitedinthelineforhalfanhour hesuddenlyrealizedthathelefthiswalletathome afterhewaitedinthelineforhalfanhour hesuddenlyrealizedthathelefthiswalletathome 有时表示时间的分词短语可由连接词when while once until whenever等引出 whilereadingthenovel henoddedfromtimetotime 4 作原因状语 相当于原因状语从句 beingastudent imustworkhard becauseiamastudent imustworkhard notknowingwhattodonext heturnedtotheteacherforhelp becausehedidn tknowwhattodonext heturnedtotheteacherforhelp 5 作结果状语bothhisparentsdiedinthewar leavinghimaloneintheworld thefishcaneatapersonintwominutes leavingonlythebones 6 作条件状语workinghard youwillsucceedoneday ifyouworkhard youwillsucceedoneday puttingmoresaltintothesoup youwillfinditmoredelicious 注意 现在分词的否定式中 否定词not必须放在最前面 notknowingmuchenglish hefounditdifficulttocommunicatewithforeigners nothavingreceivedareply hewrotealettertotheprofessoragain 1 fullpreparations wedecidedtoputputoffthemeetingtillnextweek a wedidnotmakeb havingnotmadec wehadnotmaded nothavingmade 2 europeanfootballisplayin80countries itthemostpopularsportintheworld a makingb makesc maded tomake 3 whatthesituationwouldbelike theydecidedtokeepsilent a havingnotknownb knowingnotc notknowd notknowing 4 theearthtobeflat manyfearedthatcolumbuswouldfallofftheedgeoftheearth a havingbelievedb believingc believedd beingbelieved 5 suchheavypollutionalready itmaynowbetoolatetocleanuptheriver a havingsufferedb sufferingc tosufferd suffered 6 alloverthehillsandaroundthelakearewildflowersofdifferentkinds a togrowb growingc grownd grow 7 tomsatunderatree andseeinghisfriend upinnotime a tostandb standingc stoodd wouldstand8 hesentmeanemail togetfurtherinformation a hopeb hopingc tohoped hope 9 theprogramme theyhavetostaythereforanothertwoweeks a notcompletingb notcompletedc nothavin