英语动词的过去式变化规律小结
can的过去式
规则动词的过去式变化如下:
1、一般情况下,动词词尾加 -ed ,如: work --—worked play——-played wanted-———wanted act---—acted
2、以不发音的 -e 结尾动词,动词词尾加 -d,如: live-—-lived move-—--moved taste—--tasted hope——-hoped
3、以辅音字母 + y结尾的动词,把-y变为—i 再加—ed,如: study-—-studied copy—--copied cry———cried carry—--carried
4、以一个辅音字母结尾的重读闭音节动词,双写词尾辅音字母,再加 -ed,如: stop —--stopped
5、不规则动词的过去式变化规律性不强,须多加记忆。 go – went make – made get – got buy - bought come — came fly-flew
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,ride—rode,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,sleep—slept,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old,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,understand-understood
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.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: let—let,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,build—built,do-did,eat—ate,fall—fell,feel—felt,find—found,fly—flew,go—went,have /has— had,hold—held,leave—left,make—made,may-might,run-ran,see—saw,take—took
过去式“-ed”的发音规则
(1)动词词尾为“t,d”时,发/ id /音, want →wanted (要)need →needed (需要)
(2)动词词尾为清辅音时,发/ t / 音。
help →helped (帮助)laugh →laughed (笑)look →looked (看)
kiss →kissed (吻)wash →washed (洗) watch →watched (注视)
(3)动词词尾为t,d以外之浊辅音或元音时,发/ d /音。
call →called (叫)stay→stayed (停留)cry→cried (哭)动词过去式变化规则
一、规则变化
1、 一般情况下,动词词尾加-ed, 如:work—worked play—played want—wanted ask-asked
2、 以不发音的—e结尾动词,动词词尾加—d, 如:live-lived move—moved taste—tasted
3、 以“辅音字母+y"结尾的动词,把y改成i, 加—ed, 如:study—studies try—tried copy—copied carry—carried
4、 重读闭音节动词,双写词尾辅音字母,再加—ed, 如:stop—stopped
二、不规则变化
is am—was are-were do—did have has-had go—went meet—met come—came take-took steal-stole eat—ate fly—fliew run-ran see—saw say-said make-made find—found stand—stood
sit—sat sing—sang drink—drank give—gave ring—rang swim—swam
write—wrote ride—rode drive—drove
draw-drew grow—grew know—knew
get—got forget-forgot
sweep—swept keep-kept sleep—slept
speak—spoke break—broke
tell—told sell—sold
buy-bought think—thought catch—caught teach—taught build—built
can—could shall—should will—would
过去式与动词原形一样:let—let must-must put—put read—read
三、动词过去式构成读音
1、 清辅音后读清辅音[t] (清读清) 如:jump like
2、 浊辅音后读浊辅音[d] (浊读浊) 如:listen pull
3、 元音后面读浊辅音[d] (元音后面读浊音) 如:water play
4、 [t][d]后面读[id] want need

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