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一般过去时

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初中英语一般过去时知识讲解与训练 2.Be动词在一般过去时中的变化:

⑴am 和is在一般过去时中变为was。(was not=wasn’t) ⑵are在一般过去时中变为were。(were not=weren’t)

⑶带有was或were的句子,其否定、疑问的变化和is, am, are一样,即否定句在was或were后加not,一般疑问句把was或were放到句首。

3.句中没有be动词的一般过去时的句子

否定句:didn’t +动词原形,如:Jim didn’t go home yesterday. 一般疑问句:在句首加did,句子中的动词过去式变回原形。 如:Did Jim go home yesterday? 特殊疑问句:

⑴疑问词+did+主语+动词原形?如: What did Jim do yesterday? ⑵疑问词当主语时:疑问词+动词过去式?如:Who went to home yesterday?

动词过去式变化规则:

1.一般在动词末尾加-ed,如:pull-pulled, cook-cooked 2.结尾是e加d,如:taste-tasted

3.末尾只有一个元音字母和一个辅音字母的重读闭音节,应双写末尾的辅音字母,再加-ed,如:stop-stopped

4.以“辅音字母+y”结尾的,变y为i,再加-ed,如:study-studied 5.不规则动词过去式:

am,is-was are-were, do-did, see-saw, say-said

give-gave, get- got, go-went, come-came, have-had,

eat-ate, take-took, run-ran, sing-sang, put-put,

make-made, read-read, draw-drew, drink-drank,

fly-flew, ride-rode, sweep-swept, buy-bought

swim-swam, sit-sat can-could cut-cut become-became

begin-began

feel-felt find-found forget-forgot

hear-heard

know-knew

learn-learnt (learned) leave-left lose-lost

meet-met read-read speak-spoke take-took

teach-taught tell-told write-wrote think-though

write-wrote, speak-spoke, bring--brought

draw-drew

keep-kept let-let sleep-slept wake-woke

22222222222222222

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)

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