不规则动词过去式和过去分词
巧记方法
动词的过去式和过去分词是初中英语教学中的重点,而有些动词的不规则变化是这些重点中的难点,但这些不规则变化也不是毫无规律可循的。现将初中英语中一些常用的不规则动词变化介绍如下。
一、原形、过去式和过去分词的词形和读音都相同的单词,结尾字母一般是t或d。如:
cut-cut-cut, hit-hit-hit, put-put-put, cost-cost-cost, l et-let-let, shut-shut-shut, set-set-set, hurt-hurt-hurt, spread-spread-spread
特殊:动词read的过去式和过去分词虽然词形与原形一致,
read-read-read,但发音分别是[ri:d]-[red]-[red]。
二、有些动词的过去分词与原形是一样的。如:
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。如:
1. 把单词结尾的字母d改为t。如:
l end-l ent-lent, spend-spent-spent, send-sent-sent
2. 改变单词中间元音字母。如:
sit-sat-sat, win-won-won, shine-shone-shone, hol d-held-held
3. 以eep结尾的动词,把eep改为ept。如:
keep-kept-kept, sl eep-sl ept-sl ept, sweep-swept-swept
4. 过去式和过去分词都以augh或ough结尾的动词。如:
buy-bought-bought, fight-fought-fought, think-thought-thought,
bring-brought-brought, teach-taught-taught, catch-caught-caught
5. 有的以ay结尾的动词,在过去式和过去分词中把ay变成aid。如:
say-said-said, lay-laid-laid, pay-paid-paid
6. 另有一些其它形式的变化。如:have-had-had, l earn-l earnt-l earnt,
l eave-l eft-l eft, l ose-l ost-l ost, make-mad e-mad e, 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。如:bl ow- bl ew- bl own,
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。如:rise-rose-risen, give-gave-given, take-took-taken, fall-fell-fall en,
drive-drove-driven, eat-ate-eaten
特殊:write-wrote-written, speak-spoke-spoken, rid e-rod e-ridd en,
get-got-gotten
不规则动词的过去式的构成
1.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
2.把重读开音节中的i改为o,变成过去式。如:
drive—drove,rid e—rod e,write—wrote
3.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)
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ee改为e,变成过去式。如:
feed—fed,meet—met
6.动词原形中的eep改为ept,变成过去式。如:
keep—kept,sl eep—sl ept,sweep—swept
7.动词原形中的eak改为oke,变成过去式。如:
break—broke,speak—spoke
8.动词原形中的ell改为ol d,变成过去式。如:
sell—sold,tell—told
9.动词原形中的an改为oo,变成过去式。如:
stand—stood,und erstand—und erstood
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oul d结尾且读音为〔ud〕的情态动词过去式。如:
can—coul d,shall—shoul d,will—woul d
12.把动词原形中的o改为a,变成过去式。如:
come—came,become—became
13.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〕
14.动词的过去式与动词原形一样。如:
l et—l et,must—must,put—put,read—read〔red〕
15.不符合上述规律的动词过去式。如:
am,is—was,are—were,buil d—built,d o—did,eat—ate,fall—fell,feel—felt, find—found,fly—fl ew,go—went,have /has— had,hol d—held,leave—l eft, make—mad e,may—might,run—ran,see—saw,take—took
A. 原型,过去式,和过去分词完全不同
drink---drank----drunk ring----rang-----rung swim----swam----swum
sing----sang----sung
sink----sank----sunk bl ow----bl ew----bl own grow----grew----grown
know---knew---known
fly ----fl ew----fl own take----took----taken shake----shook----shaken
drive----drove----driven
write---wrote---written rise---rose---risen rid e----rod e----rid d en
speak----spoke----spoken
steal----stol e----stol en break----broke----broken wake----woke----woken freeze----froze----frozen
forget----forgot----forgotten choose----chose----chosen
draw----drew----drawn eat----ate----eaten
fall----fell----fallen give----gave----given hid e----hid----hidd en
see----saw----seen
d o----did----d one
B. 过去式与过去分词完全相同
bright----brought----brought think----thought----thought
fight----fought----fought buy----bought----bought
catch----caught----caught sell----sold----sol d tell----told----tol d
say----said----said
pay----paid----paid send----sent----sent lend----l ent----l ent
spend----spent----spent
burn----burnt----burnt learn----l earnt----l earnt mean----meant----meant
feel----felt----felt
smell----smelt----smelt sleep----sl ept----sl ept sweep---sl ept----sl ept
l eave----l eft----l eft
buil d----built----built lose----l ost----lost get----got----got meet----met----met
sit----sat----sat shoot----shot----shot l ead----l ed----l ed spit----spat----spat
have----had----had hold----held----hel d make----mad e----mad e
stand----stood---stood
hear----heard----heard find----found----found dig----dug----dug
shine----shone----shone
und erstand----und erstood----und erstood win----won----won
C.原型与过去分词相同
come----came----come run----ran----run become----became----become
D.原形与过去式和过去分词完全相同
cast----cast----cast cut----cut----cut put----put----put l et----l et----let
set----set----set
hit----hit----hit shut----shut----shut
hang----hung----hung 吊,挂lie---lied---lied 说谎lie---lay---lain 躺下,位
于,平放
hanged----hanged 处绞刑lay---laid---laid 置放。
动词过去式
be (am\ is) was
are were
come came
go went
d o (d oes) did
fly fl ew
draw drew
make mad e
sing sang
have (has) had
eat ate
drink drank
put put
l et l et
read read
can coul d
see saw
meet met
get got
forget forgot
take took
can coul d
may might
shall shoul d
will woul d
know knew
begin began
bend bent
buil d built
spend spent
mean meant
l earn l earnt l earned buy bought
think thought
teach taught
catch caught
sl eep sl ept
sweep swept
keep kept
speak spoke
rid e rod e
feel felt
l eave l eft
give gave
run ran
ring rang
sit sat
swim swam
say said
stand stood
tell tol d
throw threw
win won
write wrote
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