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HeislikelytoenterBeijingUniversity.HeislikelytobeadmittedintoBeijingUniversity.HeislikelytohavegotgradeshighenoughforBeijingUniversityintheentranceexams.HeislikelytohavebeenadmittedintoBeijingUniversity.HeseemstobeexpectingtheadmittingletterfromBeijingUniversity.HeseemstohavebeenexpectingtheadmittingletterfromBeijingUniversityinthepastweek.一般主动式一般被动式完成主动式完成被动式进行时完成进行式Observation1.I’mgladtomeetyou.2.Sheinvitedmetoattendthemeeting.3.Theboyisoldenoughtogotoschool.不定式一般式todo所表示的动作通常与谓语所表示的动作或状态同时发生，或在它之后发生。1.Therewasnothingtobedone.2.I’dliketobetoldwhat’sgoingon.tobedone表示被动。1.Tobecyclinginasandstormisfrightening.2.Theypretendedtobeworkinghardwhentheirbosspassedthem.tobe+doing；不定式进行式表示动作正在进行，与谓语动词表示的动作同时发生。1.I’mtheonlypersoninmyfamilytohavebeeninasandstorm.2.Heisnotlikelytohavegotmyletter.tohavedone表示动作发生在句子谓语动词所表示的动作之前1.Tohavebeencaughtinasandstormisaterribleexperience.2.Theroomwassaidtohavebeencleaned.to+havebeen+过去分词；不定式完成式所表示的被动动作在谓语动词所表示的动作之前发生。Checkingyouranswers:1.Itisdangeroustobetravelingduringasandstorm.2.Expertshopetolearnmoreaboutthemovementofthunderstorms.3.Weweretoldnottoleavethehouse.4.Theworkonthehouseneedstobecompletedbytheendoftheweek.5.Mosthousesseemtohavebeendestroyedbythestorm.2.RewritethesentencesusinginfinitivestructuresP34Checkingyouranswers:1.Itisfrighteningtobewalkingintheroadinasandstorm.IhopeIreachhomesoon.2.Expertshopetolearnmoreaboutthemovementofsandstorms.3.I’dliketobetoldaboutthesituationbeforenow.4.Theworkneedstobecompletedbytheendoftheweek.5.Myfatherwasoutofthecitywhenthesandstormcame.Hewasverygladtohavemissedit.6.Thebuildinghastobefinishedbytheendoftheyear.7.Toseearealsandstormwasveryfrightening.3.Puttheverbsinbracketsintothecorrectinfinitiveforms.P341.Therearestillalottohavebedoneabouttraffic.2.Weshouldtorecyclerubbish,notburnit.3.Weneeddevelopbetterpublictransportincities.4.ThewindisstrongenoughblowthesandacrossthePacificOcean.5.Somecountiesaretryingsavetheforests.tototoMorepracticeFinishthefollowingexercises1.IwaswatchinganinterestingTVprogramabouthowtomakedinnerslastnightwhenelectricitywasout,andIcouldn’t___tobed.A.butgoingB.helpbuttogoC.helpgoingD.choosebutgo2._____inaheavyrain,Robertfellillandcouldn’tbut_____foraleave.A.Caught,toaskB.Catching,askC.Catching,toaskD.Caught,askcannotbut+V.（动词原形）;cannothelp/choosebut+V.（动词原形）1.Hedidnothingbut__________(talk).2.Themancoulddonothingbut_________(wait).3.Wehavenochoicebut__________(wait).4.Theywantnothingbut_____________(succeed).5.—Howdidyouspendyourweekend,Joe?—Ididn’tfindanythinginterestingforme___somewashinginsteadofmymother.A.butdidB.butdoC.butdoingD.buttodotalkwaittowaittosucceed如果主动词是do的任一形式的话，but后面就省略to（有DO无TO，无DO有TO）Homework•Exchangeyourideaaboutthegrammarwithyourclassmates.•FinishtheexercisesonPage36.•Finishexercisesonpage85.