英语动词过去式变化规则
规则动词过去式变化如下:
1、普通状况下,动词词尾加 -ed ,如:
work ---worked play---played wanted----wanted act----acted
2、以不发音 -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结尾动词,把-y变为-i 再加-ed,如:
study---studied copy---copied cry---cried carry---carried
4、以一种辅音字母结尾重读闭音节动词,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
不规则动词过去式构成
1.把动词原形中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i改为o,变成过去式。如:
drive—drove,ride—rode,write—wrote
3.改动词原形中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e改为o,变成过去式。如:
get—got,forget—forgot
5.动词原形中ee改为e,变成过去式。如:
feed—fed,meet—met
6.动词原形中eep改为ept,变成过去式。如:
keep—kept,sleep—slept,sweep—swept
7.动词原形中eak改为oke,变成过去式。如:
break—broke,speak—spoke
8.动词原形中ell改为old,变成过去式。如:
sell—sold,tell—told
9.动词原形中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〕过去式。如:
bring—brought,buy— bought,think—thought,catch—caught,teach—taught
11.以ould结尾且读音为〔ud〕情态动词过去式。如:
can—could,shall—should,will—would
12.把动词原形中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.动词过去式与动词原形同样。如:
let—let
规则动词过去式词尾变化有几种: 1.普通状况下加ed,如watched,planted,
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