understand的过去式(wake的过去式)干货满满
不规则动词过去式和过去分词 A. 原形与过去式和过去分词完全相同.cost----cost----cost
不规则动词过去式和过去分词A. 原形与过去式和过去分词完全相同.cost----cost----cost cut----cut----cut put----put----put
let----let----let set----set----set hit----hit----hit shut----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 don’t layeggs during such cold weather.She laid 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[ :t]bring----brought----brought think----thought----thought buy----bought----bought
catch----caught----caught teach ---- taught ----taught 2. 动词原形中的e为o,变成过去式和过去分词get----got----got 。
(或gotten) sell----sold----sold tell----told----told 3. 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 / shined
5. 动词原形中an为oo, … stand----stood---stood understand----understood----understood 6. 动词原形中的
ay为ai,… say----said----said pay----paid----paid 7. a)动词原形中的d为t,… send----sent----sent lend----lent----lent
spend----spent----spent build----built----builtb ) 动词原形最后一个字母改为t , … smell----smelt----smelt lose----lost----lost
c ) 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----swept
keep---- kept----- kept其它meet----met----met have----had----had hold----held----held
make----made----made dig----dug----dug hear----heard----heard find----found----found
hang----hung----hung C.原型与过去分词相同come----came----come run----ran----run become----became----become
D. 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-----rung
swim----swam----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---known
throw ---- 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 ) 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----broken
c ) 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----frozen choose----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----fallen
give----gave----given see----saw----seen take----took----taken mistake---- 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----- beendo-----did----- done draw-----drew----- drawn
go-----went----- gone show----showed----shownwear--- wore ---- worn 不规则动词的过去式1. 把动词原形中的o改为a,变成过去式。
过去分词不变.如: become—became, come—came2.把动词原形中的i改为a,变成过去式如: begin—began,drink—drank,give—gave,ring—rang,sing
—sang,sit—sat,swim—swam ,sink—sank,3.把重读开音节中的i改为o,变成过去式如: drive—drove,ride—rode,shine—shone,win—won,write
—wrote 4.动词原形中的e改为o,变成过去式如: get—got,forget—forgot 5.动词原形中的eep改为ept,变成过去式如: keep—kept,sleep—slept,sweep
—swept 6. 动词原形中的an改为oo,变成过去式如: stand—stood,understand—understood7.改动词原形中的aw /ow为ew,变成过去式如: draw—drew,
grow—grew,know—knew,throw—threw(动词show除外,show—showed) 8.动词原形中的eak改为oke,变成过去式如: break—broke,speak—spoke 。
9.动词原形中的ell改为old,变成过去式如: sell—sold,tell—told 10.以ought和aught结尾,且读音是[ :t]的过去式如: bring—brought,buy—bought。
,think—thought,catch—caught,teach—taught 11.以ould结尾且读音为[ud]的情态动词过去式如: can—could,shall—should,will—would。
12.在动词原形后加d或t变成过去式,并且发生音变如: hear[hi ]—heard[h :d], say[sei]—said[sed],mean[mi:n]—meant[ment], dream—dreamt
[dremt] 13.动词的过去式与动词原形一样如: cut—cut, hit—hit, hurt—hurt, let—let,must—must,put—put,read—read[red],set—
set14. 动词的过去式有两种形式如:dream—dreamed/ dreamt learn—learnt/ learned shine—shone/ shinedsmell—smelt/ smelled wake—woke/ waked。
15.不符合上述规律的动词过去式如: am,is—was,are—were,build—built,do—did,eat—ate,fall—fell,feel—felt,find—found,fly—flew
,go—went,have /has— had,hide—hid,hold—held,lay—laid,leave—left,lie—lay,lose—lost,make—made,may—might,
run—ran,see—saw, smell—smelt,take—took,wake—woke,wear—wore 不规则动词过去式、过去分词表(1) AAA型(动词原形、过去式、过去分词同形)cost
(花费) cost costcut(割) cut cuthit(打) hit hit hurt 伤害) hurt hurtlet(让)
let let put(放) put putread (读) read read (2) AAB型(动词原形与过去式同形)beat(跳动) beat beaten(3) ABA型(动词原形与过去分词同形)
become(变成) became become come(来) came comerun(跑) ran run(4) ABB型(过去式与过去分词同形)dig(挖) dug dug get(得到)
got gothang(吊死) hanged hanged hang(悬挂) hung hunghold(抓住) held heldshine(照耀) shone shonesit(坐)
sat satwin (赢) won wonmeet(遇见) met metkeep (保持) kept keptsleep(睡) slept sleptsweep(扫) swept swept
feel(感觉) felt feltsmell(闻) smelt smeltleave(离开) left left build(建设) built builtlend(借出) lent lent
send (传送) sent sentspend(花费) spent spent lose (丢失) lost lostburn (燃烧) burnt burnt learn(学习) learnt learnt
mean(意思是) meant meant catch(抓住) caught caughtteach(教) taught taught bring(带来) brought broughtfight
(战斗) fought fought buy(买) bought boughtthink(想) thought thought hear (听见) heard heardsell(卖) sold sold
tell(告诉) told toldsay(说) said said find(找到) found foundhave/has(有) had had make(制造) made madestand
(站) stood stoodunderstand明白understood understood(5) ABC型(动词原形、过去式与过去分词三者不同形)begin(开始) began begun drink
(喝) drank drunkring(铃响) rang rungsing (唱) sang sungswim(游泳) swam swum blow(吹) blew blowndraw
(画) drew drawnfly(飞) flew flowngrow(生长) grew grown know(知道) knew knownthrow(投掷) threw thrown show
(出示) showed shownbreak(打破) broke broken choose(选择) chose chosenforget(忘记) forgot forgotten (forgot)
speak(说,讲) spoke spokenwake(醒) woke woke drive(驾驶) drove driveneat(吃) ate eaten fall(落下) fell fallen
give(给) gave given rise(升高) rose risentake(取) took takenmistake(弄错) mistook mistakenride(骑)
rode ridden write(写) wrote writtendo(做) did done go(去) went gonelie(平躺) lay lain see(看见) saw seen
wear (穿) wore wornbe ( am, is, are )(是)was, were been
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