初中英语动词过去式变化规则
1、以 e结尾状况:
e结尾动词,直接加d:smile--smiled;hope--hoped.
ie结尾动词,直接加d:died;tied.
2、双辅音结尾状况:
两个辅音字母(consonant)结尾,直接加ed:helped;learned.
3、两个元音+一种辅音结尾状况:
两个元音(vowels:a,e,i,o,u)加一种辅音字母结尾动词,直接加ed:rained;heated.
4、一种元音+一种辅音结尾状况:
一种元音(vowel)加一种辅音字母结尾动词:
(1) 对单音节(one-syllable)单词,双写最后一种辅音字母加ed.
. stopped;planned;
(2) 对双音节(two-syllable)单词,如果重读在第一种音节处,不双写加ed. 如:visited(重读在vis前);offered(重读在of前);
(3) 对双音节(two-syllable)单词,如果重读在第二个音节处,双写词尾辅音字母加ed. 如:preferred(重读在fer前);admitted(重读在mit前);referred;deferred;
[5] y结尾状况:
元音+y结尾动词,直接加ed:played;enjoyed.
辅音+y结尾动词,y变i加ed:worried;studied.
5、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
6、把重读开音节中i改为o,变成过去式。如:
drive—drove,ride—rode,write—wrote
7、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)
8、动词原形中e改为o,变成过去式。如:
get—got,forget—forgot
9、动词原形中ee改为e,变成过去式。如:
feed—fed,meet—met
10、动词原形中eep改为ept,变成过去式。如:
keep—kept,sleep—slept,sweep—swept
11、动词原形中eak改为oke,变成过去式。如:
break—broke,speak—spoke
12、动词原形中ell改为old,变成过去式。如:
sell—sold,tell—told
13、动词原形中an改为oo,变成过去式。如:
stand—stood,understand—understood
14、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
15、以ould结尾且读音为〔ud〕情态动词过去式。如:
can—could,shall—should,will—would
16、把动词原形中o改为a,变成过去式。如:
come—came,become—beca
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