一般過去時變化規(guī)則

1、一般過去時變化規(guī)則一般在動詞后加-ed。如：playplayed, offeroffered, weighweighed, Destroy destroyed, signsigned.(2) 在以字母e結(jié)尾的動詞后，只加-d。如：likeliked, provideprovided, hate hated, datedated。(3) 在以“輔音字母+y”結(jié)尾的動詞后，則改y為i，再加ed。如：supplysupplied, flyflied, study studied. (4) 在以單短元音的重讀閉音節(jié)結(jié)尾且末尾只有一個輔音字母的動詞后，雙寫最后一個輔音字母，再加-ed。如：planpla

2、nned, referreferred, regretregretted, banbanned.重讀閉音節(jié)三要素：（1）一個元音字母后跟一個或幾個輔音字母（2）以一個輔音音素結(jié)尾；（3）元音字母發(fā)短 HYPERLINK /view/157965.htm t _blank 元音。長元音 ：i:a:u: 短元音 ：e i u 常用不規(guī)則動詞分類表 A-A-A型（現(xiàn)在式、過去式、過去分詞同形）cost cost cost 花費 cut cut cut 割，切 hit hit hit 打 let let let 讓 put put put 放下 read read read 讀hurt hurt hu

3、rt 傷 A-A-B型（現(xiàn)在式和過去式同形）beat beat beaten 打 A-B-A型（現(xiàn)在式和過去分詞同形）come came come 來 become became become 變run ran run 跑 A -B -B型在動詞原形后加一個輔音字母d或t構(gòu)成過去式或過去分詞。burn burnt burnt 燃燒 learn learned/learnt learned/learnt 學習mean meant meant 意思 hear heard heard 聽見把動詞原形的最后一個輔音字母“d”改為“t”構(gòu)成過去式或過去分詞。build built built 建筑 le

4、nd lent lent 借給lose lost lost 失去 send sent sent 送 spend spent spent 花費其他pay paid paid 付 lay laid laid 下蛋 say said said 說bring brought brought 帶來 buy bought bought 買think thought thought 想 catch caught caught 抓住teach taught taught 教 fight fought fought 戰(zhàn)斗sleep slept slept 睡 keep kept kept 保持sweep swe

5、pt swept 掃 stand stood stood 站understand understood understood 明白 win won won 得勝shine shone/shined shone/shined 發(fā)光 feel felt felt 覺得find found found 發(fā)現(xiàn) get got got 得到hang hanged/ hung hanged/ hung 絞死，掛 have had had 有hold held held 盛，握 leave left left 離開make made made 制造 meet met met 遇見sell sold sold

6、 賣 shoot shot shot 射擊tell told told 告訴 sit sat sat 坐smell smelt/smelled smelt/smelled 嗅，聞 dig dug dug 挖 A-B-C型（現(xiàn)在式、過去式和過去分詞都不相同）在動詞原形后加-n或-en構(gòu)成過去分詞。eat ate eaten 吃 fall fell fallen 落下steal stole stolen 偷 give gave given 給freeze froze frozen 凍結(jié) take took taken 拿see saw seen 看見 write wrote written 寫ri

7、de rode ridden 騎 drive drove driven 駕駛throw threw thrown 拋，扔 blow blew blown 吹grow grew grown 生長 know knew known 知道fly flew flown 飛 draw drew drawn 拉，繪畫show showed shown 展示過去式加-n或-en構(gòu)成過去分詞。speak spoke spoken 說話 break broke broken 破碎，折斷wake waked/ woke waked/ waken 醒 choose chose chosen 選擇forget forg

8、ot forgotten 忘記變單詞在重讀音節(jié)中的元音字母“i”分別為“a”（過去式）和“u”（過去分詞）。begin began begun 開始 ring rang rung 按鈴 sing sang sung 唱sink sank sunk 沉 swim swam swum 游泳 drink drank drunk 飲其他不規(guī)則動詞的變化。be(am,is) was/ were been 是 be(are) were been 是do did done 做 go went gone 去lie lay lain 躺 wear wore worn 穿不規(guī)則動詞表不定式過去式過去分詞現(xiàn)在分詞第

9、三人稱單數(shù)注釋bearboreborne，bornbearingbears忍受，承擔forbearforboreforborneforbearingforbears克制，忍耐overbearoverboreoverborneoverbearingoverbears壓服，征服bendbentbentbendingbends彎曲，彎腰unbendunbentunbentunbendingunbends變直，伸直bidbade，bidbidden，bidbiddingbids出價，懇求，邀請，力求，企圖forbidforbade，forbadforbiddenforbiddingforbids禁止，

10、阻礙outbidoutbidoutbidoutbiddingoutbids出價高于（別人）underbidunderbidunderbid，underbiddenunderbiddingunderbids出價較低bindboundboundbindingbinds約束，捆綁rebindreboundreboundrebindingrebinds重新捆綁unbindunboundunboundunbindingunbinds解開，解放buildbuiltbuiltbuildingbuilds建造，建立rebuildrebuiltrebuiltrebuildingrebuilds重建，恢復cast

11、castcastcastingcasts鑄造，投擲，脫落broadcastbroadcast，broadcastedbroadcast，broadcastedbroadcastingbroadcasts廣播forecastforecast，forecastedforecast，forecastedforecastingforecasts預報，預測miscastmiscastmiscastmiscastingmiscasts指配不適當?shù)慕巧玱vercastovercastovercastovercastingovercasts使沮喪，包縫，遮蔽recastrecastrecastrecastin

12、grecasts再鑄，重塑，改正comecamecomecomingcomes來，成為，變得becomebecamebecomebecomingbecomes變?yōu)椋m合，發(fā)生overcomeovercameovercomeovercomingovercomes戰(zhàn)勝，克服dealdealtdealtdealingdeals處理，分配misdealmisdealtmisdealtmisdealingmisdeals處理不當dodiddonedoingdoes做，干outdooutdidoutdoneoutdoingoutdoes勝過，優(yōu)于overdooverdidoverdoneoverdoingoverdoes做得過分，夸張redoredidredoneredoingredoes重做undoundidundoneundoingundoes松開，撤銷drawdrewdrawndrawingdraws繪畫，拉，吸引withdrawwithdrewwithdrawnwithdrawingwithdraws撤退，退出fallfellfallenfallingfalls落下，下降befallbefellbefallenbefallingbefalls發(fā)生，降臨getgotgot;(US) gottengettinggets得到，