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不规则动词的过去式Word文件下载.docx

1、二、有些动词的过去分词与原形是一样的。come-came-come, become-became-become, run-ran-run, overcome-overcame-overcome三、有些动词的过去式和过去分词相同。1. 把单词结尾的字母d改为t。lend-lent-lent, spend-spent-spent, send-sent-sent2. 改变单词中间元音字母。sit-sat-sat, win-won-won, shine-shone-shone, hold-held-held3. 以eep结尾的动词,把eep改为ept。keep-kept-kept, sleep-sle

2、pt-slept, sweep-swept-swept4. 过去式和过去分词都以augh或ough结尾的动词。buy-bought-bought, fight-fought-fought, think-thought-thought, bring-brought-brought, teach-taught-taught, catch-caught-caught5. 有的以ay结尾的动词,在过去式和过去分词中把ay变成aid。say-said-said, lay-laid-laid, pay-paid-paid6. 另有一些其它形式的变化。 have-had-had, learn-learnt-

3、learnt, leave-left-left, lose-lost-lost, make-made-made, meet-met-met, feel-felt-felt四、有些动词原形中含有字母i,在过去式中变i为a,在过去分词中变i为u。五、以字母ow或aw结尾的动词,在变成过去式时,通常把元音字母变成e,在变成过去分词时,通常只在词尾加n。blow- blew- blown, draw-drew-drawn, grow-grew-grown, throw-threw-thrown, know-knew-known六、有些动词的过去分词是在原形词尾加n或en,变成以en结尾的单词。rise

4、-rose-risen, give-gave-given, take-took-taken, fall-fell-fallen, drive-drove-driven, eat-ate-eaten write-wrote-written, speak-spoke-spoken, ride-rode-ridden, get-got-gotten(二)、动词过去式和过去分词的变化规则动词过去式和过去分词有规则变化和不规则变化两种。1) 规则变化 情况 例词 读音与说明 动词原形 过去式 过去分词 一般在动词原形后加-ed look call open need looked called open

5、ed needed looked lukt called kC:ld opened 5EupEnd needed ni:did -ed在清辅音音素后 发音为t,在浊辅音后发音为d,在元音后发音也为d -ed在t、d 后发音为id 但fix的过去式和过去 分词x不双写,为fixed. 以-e结尾的动词加-d move phone hope agree moved phoned hoped agreed moved mu:vd phoned fEund hoped hEupt agreed E5ri:d 以辅音字母加y结尾的动词,变y为i, 再加-ed study carry try studie

6、d studied carried studied 5stQdid carried 5kArid tried traid 以原音字母加y结尾的词,直接加-ed play enjoy stay played enjoyed stayed played pleid enjoyed in5dVCid stayed steid 末尾只有一个辅音字母的重读闭音节词,双写该辅音字母,再加-ed stop plan fit stopped planned fitted stopped stCpt planned plAnd fitted 5fitid 以-r音节结尾的词,双写r字母, 再加-ed prefe

7、r refer preferred referred preferred prIf:referred ri5fE: 2) 不规则变化 英语中有些动词的过去式和过去分词形式变化不规则,可分为五种情况。1动词原形、过去式和过去分词完全同形。例:原形 过去式 过去分词 cut(切) hit(打) cast(扔) hurt(伤害) put(放) let(让) shut(关) cost(花费) set(放) rid(清除) cut hit cast hurt put let shut cost set rid cut rid 2过去式与过去分词完全同形。find(找到) pay(支付) leave(离开

8、) lend(借出) meet(遇见) keep(保持) lose(丢失) teach(教) sit(坐) lead(引导) win(赢)除) found paid left lent met kept lost taught sat led won found won 3动词原形与过去分词同形 come(来) run(跑) become(成为) came ran became come run become 4动词原形、过去式、过去分词形式完全不同。give(给) fly(飞) drink(喝) see(看见) go(去) know(知道) wear(穿) speak(说) gave fle

9、w drank saw went knew wore spoke given flown drunk seen gone known worn spoken 5过去式和过去分词有两种形式 burn(燃烧) burned burnt burned burnt learn(学习) learned learnt learned learnt smell(闻) smelled smelt smelled smelt spell (拼写) spelled spelt spelled spelt shine (照射) shined shone shined shone leap (跳) leaped le

10、apt leaped leapt 提示 a. beat的过去式与原形同形:比:beat(打击) beat(过去式) beaten(过去分词) b. lie有规则变化和不规则变化两种,含义不同 lie lied, lied(说谎) lay, lain(躺,位于) c. hang 有规则变化和不规则变化两种,含义不同 hang hanged, hanged(处绞刑) hung, hung(挂,吊) d. welcome(欢迎)一词是规则动词,不可误用为不规则动词 welcome welcomed, welcomed(正) welcome, welcome(误) e.不要将不规则动词误用为规则动词

11、hit(打) hit, hit(正) hitted, hitted(误) 6 现在分词的变化规则 规则 动词原形 现在分词及发音 一般在动词原形词尾加-ing,-ing发音为 iN go push play carry going 5EuiN pushing 5puFiN playing pleiiN carrying 5kAriiN 以不发音的e结尾的动词,先去掉e,再加-ing take write leave taking 5teikiN writing 5raitiN leaving 5li:viN 重读闭音节结尾的动词,如果词尾只有一个辅音字母,要将该末尾只有一个辅音字母的重读闭音节

12、词,双写该辅音字母,再加-ed stop stop fit begin forget cutting 5kQtiN stopping 5stCpiN fitting 5fitiN beginning bi5iniNforgetting fE5etiN 以ie结尾的动词,要把ie改为y,再加-ing lie die tie lying 5laiiN dying 5daiiN tying 5taiiN(三)、不规则动词过去式和过去分词归纳A. 原形与过去式和过去分词完全相同.cost-cost-cost cut-cut-cut put-put-putlet-let-let set-set-set

13、hit-hit-hitshut-shut-shut hurt-hurt-hurt read-read-read 读音 /e/lie-lied-lied 说谎 lay-laid-laid 放置,下蛋lay- lain 躺下,位于,平放eg. The hens dont _eggs during such cold weather.She _ her books on the table. _B. 过去式与过去分词完全相同1. 过去式和过去分词中含有ought, aught, 读音是 :tbright-brought-brought think-thought-thought buy-bought

14、-boughtcatch-caught-caught teach - taught -taught2. 动词原形中的e为o,变成过去式和过去分词。get-got-got sell-sold-sold tell-told-told3. 动词原形中i为a, sit-sat-sat spit-spat-spat4. 动词原形中i为o, win-won-won shine-shone/ shined-shone / shined5. 动词原形中an为oo, stand-stood-stood understand-understood-understood6. 动词原形中的ay为ai, say-sai

15、d-said pay-paid-paid7. a)动词原形中的d为t, send-sent-sent lend-lent-lentspend-spent-spent build-built-builtb ) 动词原形最后一个字母改为t , smell-smelt-smelt lose-lost-lostc ) 动词原形后加一个字母t, learn-learnt-learnt mean-meant-meant 读音/e/d ) 动词原形中的ee去掉一个字母e, 然后在词尾加t. 字母e发音/e/feel-felt-felt sleep-slept-slept sweep-swept-sweptk

16、eep- kept- kept其它meet-met-met have-had-had hold-held-heldmake-made-made dig-dug-dug hear-heard-heardfind-found-found hang-hung-hungC.原型与过去分词相同come-came-come run-ran-run become-became-becomeD. 原形,过去式, 和 过去分词完全不同1. 把动词原形中i改为a变成过去式,改成u变成过去分词begin - began -begun drink-drank-drunk ring-rang-rungswim-swam

17、-swum sing-sang-sung 2. 把动词原形中o改为e变成过去式,在原形词尾加n变成过去分词blow-blew-blown grow-grew-grown know-knew-knownthrow - threw - thrown fly -flew /flu:/ -flown ( 和以上相似)3. 以下动词的过去分词都以en结尾,故把它们分为一类a ) 把动词原形中i改为o变成过去式,在词尾加n变成过去分词drive-drove-driven rise-rose-risen write-wrote-written (双写t )ride-rode-ridden (双写d )b )

18、 把动词原形中ea改为o, 在词尾加e变成过去式,在过去式后加n变成过去分词speak-spoke-spoken steal-stole-stolen break-broke-brokenc ) 把动词原形中的个别字母或字母组合改为o变成过去式, 在过去式后加n变成过去分词 wake-woke-woken freeze-froze-frozenchoose-chose-chosen forget-forgot-forgotten (双写t,加en )d) 其它过去分词以en结尾的动词eat-ate-eaten beat- beat - beaten fall-fell-fallengive-gave-given see-saw-seen take-took-takenmistake- mistook- mistaken hide-hid-hidden (双写d )E. 没有过去分词的动词can - could may- might shall- should will - would 其它am, is - was- been are-were- been do-did- donedraw-drew- drawn :go-went- gone show-showed-shownwear- wore - worn9动词原形中的ell改为old,变成

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