不规则的过去分词(V-p.p.)的构成:A–A–A:cut–cut–cuthit–hit–hithurt–hurt–hurtlet–let–letput–put–putread–read–readset–set–setcost–cost–costshut–shut–shut2.A–B–Abecome–became–becomecome–came–comerun–ran-run3.A–B–Bbring–brought–broughthold–held-heldbuy–bought–boughtkeep–kept-keptcatch–caught–caughtlay–laid-laiddream–dreamt–dreamt/dreamed–dreamedfeel–felt–feltlearn–learnt-learntfind–found–found(-learned–learned)get–got–gotleave–left-lefthave–had–hadlose–lost-losthear–heard–heardmake–made-mademean–meant–meantstand–stood-stoodmeet–met–metsweep–swept-sweptsay–said–saidteach–taught-taughtsell–sold–soldthink–thought-thoughtshine–shone–shonetell–told-toldsit–sat–satwin–won-wonsleep–slept–sleptsmell–smelt–smelt(smelled–smelled)spend–spent–spentunderstand-understood-understood4.A–B–Cbe–was/were–beenfly–flew-flownbegin–began–begunforget–forgot-forgottenbreak–broke–brokengive–gave-givendo–did–donego–went-gonedraw–drew–drawngrow–grew-growndrink–drank–drunkhide–hid-hiddendrive–drove–drivenknow–knew-knowneat–ate–eatenlie–lay-lainfall–fell–fallenride–rode–riddenring–rang–rungwear–wore-wornsee–saw–seenwrite–wrote-writtenshow–showed–shownsing–sang–sungsink–sank–sunkspeak–spoke–spokenswim–swam–swumtake–took–takenthrow–threw–thrownwake–woke-wakenRevision:bebeginbreakdodrawdrinkdriveeatfallRevision:flyforgetgivegogrowhideknowlierideRevision:ringseeshowsingsinkspeakswimtakethrowwakewearwrite现在完成时:have/has+V-p.p.现在完成时:have/has+V-p.p.havebeento:表示”曾经去过…”(人现在这)havegoneto:表示”去了…(或在去…的路上)”(人现不在这)现在完成时:have/has+V-p.p.非延续性动词与延续性动词的转换终止性动词与延续性动词的转换(I)Revision:buy---borrow---jointheParty---jointhearmy---die---leave---begin/start---goout---cometowork---Revision:catch/getacold---come/go/become---gotoschool---finish/end---fallasleep---gettoknow---begintostudy---终止性动词变成延续性动词的练习:1.Theboyboughtthebikelastyear.He_____________thebikeforoneyear.2.Sheborrowedthebooktwodaysago.She_____________thebookfortwodays.3.