文档介绍：动词时态verbtense(动词时态verbtense)Wordsegmentationisanotherformof〃nonpredicateverb〃.Ithastwoforms:PresentParticipleandPastParticiple・Keypoints:Beginnersoftenusethewordsegmentationwhenthereissuchaconfusion-inthechoiceofparticipletoplayapartofthesentence,donotknowwhethertochooseitspresentparticipleform,orchooseitspastparticipleform・Webelievethattosolvethisproblem,wemustfirststrengthenthetwoconcepts:hing;hing・distinguishthepresentparticiplefromthepastparticiple・Therefore,beforediscussingthesyntacticfunctionofwordsegmentation,letusfirstdiscussthesetwoconceptualproblems・#here"thewordreferstothemeaningofaction"regardlessofitsform,onlytalkabout"toexpressthemeaningofaction〃・Theformofparticiplereferstotheformofpresentparticipleandtheformofpastparticiple・Forexample,whenworkisusedaswork,theactionmearungorworkingorworkedis“work”〃.Similarly,whendoisusedasthemeaningof"doing",thez,actionmeaning〃ofdidanddoneis〃doing〃〃・Thatistosay,beforedecidingtheformofparticiple,weshouldusezzactionmeaning^toanalyzethemeaningofthesentence,andanalyzetherelationshipbetween^participleaction"andrelatedwords・Dependingontherelationship,:Iheardmybrother(singing,sung)inthenextroomIheardthesong(singing,sung)inEnglish#todistinguishthepresentparticipleandthepastparticiple・Distinguishingthepresentparticiplefromthepastparticipleisanimportantbasisfordecidingwhatformtouse・Let'slookatthedifferencesbetweenthetwoformsofparticiples:Presentparticiple:participleanditsrelatednounsandpronounsconstituteakindof"subjectpredicaterelation",thatis,themaindynamic〃・ponentsoftheparticipleinthesentence・Suchas:ifinthesentencesegmentationastheattribute,thenitwasmodifiedbythewords"relevance";plement,thentheobjectis,zrelevance〃inthesentence;ifthewordactsasthepredicateoradverbialwords,thenrelatedtothesubjectofthesentenceistheword〃〃・thepresentparticiplerepresentsa''happeningaction";orrepresentsanactionthatisconstantlychanginginthepresentorinthepast"・Pastparticiple:par