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过去式与过去分词分规则变化和不规则变化两种

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过去式与过去分词分规则变化和不规则变化两种过去式与过去分词分规则变化和不规则变化两种 分规则变化和不规则变化两种。不规则变化需逐个记忆,规则变化遵循以下原则: (1) 一般情况下,在动词后加ed构成:work / worked, stay / stayed, shout / shouted等。 (2) 在以-e结尾动词后只加d:close / closed, like / liked, live / lived, smile / smiled等。 (3) 以辅音字母加y结尾的动词,应将y改为i 再加-ed:study / studied, carr...

过去式与过去分词分规则变化和不规则变化两种
过去式与过去分词分规则变化和不规则变化两种 分规则变化和不规则变化两种。不规则变化需逐个记忆,规则变化遵循以下原则: (1) 一般情况下,在动词后加ed构成:work / worked, stay / stayed, shout / shouted等。 (2) 在以-e结尾动词后只加d:close / closed, like / liked, live / lived, smile / smiled等。 (3) 以辅音字母加y结尾的动词,应将y改为i 再加-ed:study / studied, carry / carried等。 (4) 以重读闭音节或r音节结尾且(中间只有一个元音字母)且末尾只有一个辅音字母动词,要双写末尾的辅音字母再加-ed:stop / stopped, admit / admitted, refer / referred, prefer / preferred等。 【注】(1) 以字母l结尾的动词,若末尾一个音节为重读音节,则必须双写l再加-ed,如control / controlled,但若末尾一个音节为非重读音节,则可双写l(英国英语)或不双写l(美国英语),如travel / travel(l)ed。 (2) 动词picnic(野餐)的过去式和过去分词是picnicked,不是picniced。 (3) 词尾-ed 读音规则是:在清辅音后读作[t],元音和浊辅音后读作[d],在辅音[t]或[d]后读作[id]。 参考资料:引用 1 过去式和过去分词构成法 1)英语中大部分动词都以加-ed词尾的办法构成过去式及过去分词: 现在时(动词原形) 过去式 过去分词 work worked worked appear appeared appeared talk talked talked play played played 这类动词称为规则动词(Regular Verbs)。 2)在加-ed 词尾时要注意几个问题: a(若末尾已有字母e,则只加-d: live —— lived please —— pleased free —— freed b(若以“辅音(字母),y”结尾,先变y为i再加-ed: try —— tried study —— studied simplify —— simplified c(若是以“一个元音字母, 一个辅音字母”结尾,该音节又重读者,末尾字母要双写,然后再加-ed: stop —— stopped fit —— fitted chat —— chatted d(其他的词都直接加-ed: lack —— lacked open —— opened repeat —— repeated 3)另外,还有几点值得注意: a(以“一个元音,l”结尾的词,英国人都把l双写,美国人都不双写: travel —— travelled (英),traveled (美) marvel —— marvelled (美),marveled (美) b(l前若有两个元音,l一概不双写(英美都如此): reveal —— revealled appeal —— appealed c(有少数词,尽管末尾音节并不重读,末尾辅音字母在英国仍双写: worship —— worshipped (英) ,worshiped (美) kidnap —— kidnapped (英), kidnapped (美) 但progarm—— programmed(英,美),progarmed(美国人有时用这种拼法)。 d(以x结尾的词,x不双写: mix —— mixed fix —— fixed 4)在英语中,在加-ed词尾时,末尾字母双写的词常见的有: ban bar bat beg blot brag brim chat chop clap cram crop dam dip dot drag drop drum dub fan fit flag grap grin grip gun hop hug hum jam jog jot knit lag man mar mob mop mug nag net nip nod pad pat pen pin pit plan plod plug pop prop rip rob rot rub scan scar scrap skruship shop shred shrug shun sin sip b skim skin skip slam slap slip snap skid spot squat stap 2 star stem step stop sob strip stun sun swap tag tan tap strathrob tip top trap trim trip trot p wrap abet abhor acquiadmit thin commicompeconfer contrdefer t distiwag t l excel ol incur deter l alloenrol equip propel expel refer instioccur t outwipatrohandic recap l remit emit t l ap regreomit submitrans t repet mit l 5)下面的词在加-ed时,在英国末尾字母要双写,而在美国却不一定双写: cancel dial equal hiccup initial kidnap label level marvel model pedal pencil program quarrel refuel revel rival shovel shrivel total travel tunnel unravel worship 注:在加-ing 词尾时,4)中所列词的情况也一样。 3 不规则动词 1(原形同过去式和过去分词相同的不规则动词 cost-cost-cost cut-cut-cut hit-hit-hit hurt-hurt-hurt let-let-let put-put-put read-read-read 2(原式同过去分词或过去式相同的不规则动词 become-became-become come-came-come run-ran-run beat-beat-beaten 3(过去分词同过去式相同的不规则动词 bring-brought-brought buy-bought-bought fight-fought-fought 4 think-thought-thought catch-caught-caught teach-taught-taught build-built-built lend-lent-lent send-sent-sent spend-spent-spent lose-lost-lost smell-smelt-smelt(smell-smelled-smelled) feel-felt-felt keep-kept-kept sleep-slept-slept sweep-swept-swept leave-left-left meet-met-met burn-burnt-burnt(burn-burned-burned) learn-learnt-learnt(learn-learned-learned) mean-meant-meant sell-sold-sold 5 tell-told-told hold-held-held shine-shone-shone(shine-shined-shined) win-won-won get-got-got stand-stood-stood understand-understood-understood dig-dug-dug hang-hung-hung have(has)-had-had hear-heard-heard make-made-made pay-paid-paid say-said-said sit-sat-sat find-found-found 4(原形、过去式和过去分词三者都不相同的不规则动词 be(am,is)-was-been be(are)-were-been 6 do-did-done go-went-gone wear-wore-worn lie-lay-lain(lie-lied-lied撒谎) see-saw-seen begin-began-begun drink-drank-drunk ring-rang-rung sing-sang-sung swim-swam-swum drive-drove-driven rise-rose-risen ride-rode-ridden write-wrote-written blow-blew-blown grow-grew-grown know-knew-known throw-threw-thrown fly-flew-flown 7 draw-drew-drawn show-showed-shown break-broke-broken speak-spoke-spoken choose-chose-chosen take-took-taken mistake-mistook-mistaken wake-woke-woken(wake-waked-waked) eat-ate-eaten fall-fell-fallen give-gave-given forget-forgot-forgotten 8
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