过去式变化规则

2022-03-27 16:00:27   文档大全网     [ 字体: ] [ 阅读: ]

#文档大全网# 导语】以下是®文档大全网的小编为您整理的《过去式变化规则》,欢迎阅读!
过去,变化,规则




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

-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:



beginbegandrinkdrank

givegaveringrangsingsangsitsatswimswam



2.把重读开音节中的i改为o,变成过

去式。如:



drivedroveriderode

writewrote



3.改动词原形中的aw owew,变成






过去式。如:

throwthrew(动词show除外,showshowed

如:

如:

去式。如:

sweepswept

去式。如:

去式。如:

式。如:

:t〕的过去式。如:

thinkthoughtcatchcaughtteachtaught

动词过去式。如:





drawdrewgrowgrewknowknew



4.动词原形中的e改为o,变成过去式。



getgotforgetforgot

5动词原形中的ee改为e变成过去式。



feedfedmeetmet

6.动词原形中的eep改为ept,变成过



keepkeptsleepslept



7.动词原形中的eak改为oke,变成过



breakbrokespeakspoke

8.动词原形中的ell改为old,变成过



sellsoldtelltold

9.动词原形中的an改为oo,变成过去



standstoodunderstandunderstood

10.以oughtaught结尾,且读音是



bringbroughtbuy bought



11.以ould结尾且读音为〔ud〕的情态






cancouldshallshould

willwould



12.把动词原形中的o改为a,变成过去

式。如:



comecamebecomebecame

13.在动词原形后加dt变成过去式,

并且发生音变。如:



hearhi heardh :d saysei

saidsedmeanmi:n〕—meantment



14.动词的过去式与动词原形一样。如:

letletmustmustputput

readreadred



15.不符合上述规律的动词过去式。如:

amiswasarewerebuildbuilt

dodideatatefallfellfeelfeltfindfoundflyflewgowenthave has hadholdheldleaveleftmakemademaymightrunranseesawtaketook



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td以外之浊辅音或元

音时,发/ d /音。

call →called (叫)stay→stayed (停

留)cry→cried (哭) 精心搜集整理,只为你的需要






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