2024届高三英语二轮复习时态之完成式 课件

时态之完成式完成式的本质表示“回顾”，即从一个时间点回顾到另外一个时间点。现在完成时：••过去完成时：将来完成时：••••课程目标一.完成式的结构二.完成式的使用场景三.完成式的解题一、完成式的结构一.完成式的结构主动被动现在完成时过去完成时结构have/hasdonehave/hasbeendonehaddonehadbeendoneExercise判断下列结构是否为完成式1.havebeenarranged3.hasbeenbothering4.havingworked5.havehad6.hadcoughed7.havingbeentaken8.hadbeenwanting9.arebeingbuilt10.hadbeenpainted2.wasbeingdoubted二、完成式的使用场景(一)现在完成时的场景1.过去事件延续或重复到现在•••••••赏析：（1）Anoldwomanwalkedoutintothemiddledofthestreet.Thepolicemanyelledtoher,“Don’tyouknowwhatitmeanswhenIholdupmyhand?”Theladysaid,“Sure,Ido.Ihavebeenaschoolteacherfor28yearsnow.”（2）InalltheworkIhavedoneasapresident,everydecisionIhavemade,everyexecutiveaction(决策)Ihavetaken,everybill(法案)Ihaveproposed(提出)andsigned,(1)时间状语：since+时间点/从句for+时间段迄今为止：untilnow,uptonow,uptothepresent,sofar…在最近几月/年以来：duringthelastthreemonths/in/overthepastfewyears/throughouthistory…manytimes/acoupleoftimes…(2)固定句式：This(It,That)isthefirst(序数词)time

that

(用现在完成时)This(It)isthe+(形容词最高级)that(用现在完成时)ThisisthemostinterestingstorythatIhaveread.Itisthefirsttimethatwehavevisitedthecity.(一)现在完成时的场景2.过去事件对现在的影响•(1)时间状语：与“不确定的时间状语”连用：already/yet/lately/just/never/ever/before…赏析：Amoderngirlwenttothetheaterwithavestandapairofslippers(拖鞋).Theticket-examinerturnedherawayverypolitely:“Miss,NOadmissionwithslippers.”“Really?”thegirltookofftheslippersandcarriedtheminherhands,“ThenIwillgoinbarefootedly(光脚).”“Oh,mygod!”theticket-examinercriedout,“Fortunately,Ihaven’ttoldherNoadmissionwithavest!”特殊点：现完VS现完进行试比较：1.Myhandsareverydirty.Ihavebeenpaintingthehouse.2.Ihavepaintedthehousegreen.Thehousewaswhite,butnowit’sgreen.现完强调“结果”，现完进行强调“延续过程”。(二)过去完成时的场景1.过去之前的动作延续或重复到过去•••••••无过去不过完(1)时间状语：by+过去时间点bytheendof+过去时间点bythetime+一般过去时(2)固定句式：itwas+thefirst(序数词)timethatIhaddonesthhardly(过完)...when+(过去)刚一......就......nosooner+(过完)...than+(过去)一......就......(二)过去完成时的场景2.表示未能实现的计划、设想、意图或希望搭配动词：intend/mean/hope/want/plan/suppose/expect/think…e.g.Ihadintendedtowatchjustoneprogram,butsomehowIcouldn’tmakemyselfswitchofftheTV.三、完成式的解题1.Inthelastfewyears,China___________(make)greatachievementsinenvironmentalprotection.2.Experimentsofthiskind_____________________(conduct)inboththeUSandEuropewellbeforetheSecondWorldWar.hasmadehadbeenconducted时间状语解题3.Writingoutalltheinvitationsbyhandwasmoretime-consumingthanwe__________________(expect).hadexpected4.Thisisthefirsttimewe______________(see)afilminthecinematogetherasafamily.haveseen已知动词解题5.—Iwonderifyoucouldgowithmetothesupermarket?—Don’tdisturbme.I_____________________(write)myexperimentreportallthemorningandhaven’tfinishedyet.havebeenwriting6.—Ohno!We’retoolate!Thetrain____________(leave).—That’sOK.We’llcatchthenexttraintoLondon.hasleft语境解题四、综合练习1.I________________(plan)togoshoppingwithyou,butmymothercametoseemejustwhenIwasabouttogo.hadplanned2.ItisthefirsttimeinayearthatI_____________(see)thenightfacetoface.haveseen3.She________(get)up,pu