Unit3Tomorrow’sworldGrammarandusageTheman_______(call)“Goodhusband”.Afrog__________(catch)byabigbirdjustnow.be+donePointouttheverb,thesubjectandtheobjectinthefollowingsentences:Howcanwechangeasentenceintopassivevoice?Whendoweusethepassivevoice?TheplanwassupportedbythosewhowishedtohavemorechancestospeakEnglish.Changethefollowingsentencesintothepassivevoice:bebePleasereadPoint3onPage48.5.Therailway______________(build)thistimelastyear.6.Thenewway____already_________(build).7.Thenewrailway____________(build)bytheendoflastyear.8.Hetoldmethesportsmeeting_____________(hold)thenextmonth.9.Rice________(grow)inthesouthoftheStates.Changethefollowingsentencesintopassivevoiceandaskquestionsabouttheunderlinedparts:2.IwaswatchingthefinalmatchonTVyesterdayevening.4.Wehavemadetheflagsbyhand.Modalverb+be+doneWecanusemodalverbsinthepassivevoicetotalkaboutability,possibility,duty,permission,etc.Practice4.TeacherscoulduseRealCineintheclassroomtoo.被动语态的各种句型Thevillagersgavetheforeignguestsawarmwelcome.3.复合宾语结构。在主动语态中，有些使役动词和感官动词后接不带to的不定式作宾语补足语。但在被动语态中，要改为带to的不定式作主语补足语。如:see/hear/makesb.dosth.Sb.beseen/heard/madetodosth.4.短语动词结构。相当于及物动词的短语动词也可以有被动语态。如:lookafter,giveup,takecareof,payattentionto,makeuseof,putoff,wakeup,putout等。特别注意2.有些动词常用主动形式表示被动的意思，如:open,write,read,sell,wash,measure等。Itissaidthat…Itisreportedthat…Itishopedthat…Itiswellknownthat…Itisbelievedthat…Itmustbepointedoutthat…Itisreportedthatanotherman-madesatellitewillbesentintothemoonnextmonth.ItissaidthatLiPingwillstudyabroad.被动语态与系表结构Feedback:2.—Don’tyouthinkitnecessarythathe_____toMiamibuttoNewYork?—Iagree,buttheproblemis______hehasrefusedto.willnotbesent;thatnotbesent;thatC.shouldnotbesent;whatD.shouldnotsend;what3.Millionsofpounds’worthofdamage____byastormwhichsweptacrossthenorthofEnglandlastnight.A.hasbeencausedB.hadbeencausedC.willbecausedD.willhavebeencaused4.Muchattentionshould____therapidincreaseinthenumberofcarsontheroads,whichmay____trafficjamsandmoreaccidents.A.payto;resultinB.bepaid;resultfr