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c把动词原形中的个别字母或字母组合改为o变成过去式在过去式后加
变成过去分词.wakewokewoke
choosechosechose
e
)freezefrozefroze
forgetforgotforgotte
(双写t,加
d其它过去分词以e
结尾的动词eatateeate
fallfellfalle
beatbeatbeate

fgivegavegive
taketooktake
mistakemistookmistake
(双写d)E没有过去分词的动词ca
could-would-其它amiswasbee
dodiddo
edrawdrewdraw
//showshowedshow
wearworewor

seesawsee

hidehidhidde

maymight-
shallshould-
will
arewerebee

gowe
tgo
e
不规则动词的过去式(初二)不规则动词的过去式是同学们学习的重点,也是一个难点。同学们应通过不规则动词的动词原形和它们的过去式找出其变化规律,总结如下:1把动词原形中的o改为a,变成过去式。过去分词不变.如:becomebecamecomecame2.把动词原形中的i改为a,变成过去式。如:begi
bega
,dri
kdra
k,givegave,ri
gra
g,si
gsa
g,sitsat,swimswam,si
ksa
k,3.把重读开音节中的i改为o,变成过去式。如:drivedrove,riderode,shi
esho
e,wi
wo
,writewrote4.动词原形中的e改为o,变成过去式。如:getgot,forgetforgot5.动词原形中的eep改为ept,变成过去式。如:keepkept,sleepslept,sweepswept6动词原形中的a
改为oo,变成过去式。如:sta
dstood,u
dersta
du
derstood7.改动词原形中的aw/ow为ew,变成过去式。如:
fdrawdrew,growgrew,k
owk
ew,throwthrew(动词show除外,showshowed)8.动词原形中的eak改为oke,变成过去式。如:breakbroke,speakspoke9.动词原形中的ell改为old,变成过去式。如:sellsold,telltold10.以ought和aught结尾,且读音是〔t〕的过去式。如:bri
gbrought,buybought,thi
kthought,catchcaught,teachtaught11.以ould结尾且读音为〔ud〕的情态动词过去式。如:ca
could,shallshould,willwould
12.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〔hd〕,say〔sei〕said〔sed〕,mea
〔mi
〕mea
t〔me
t〕,dreamdreamt〔dremt〕13.动词的过去式与动词原形一样。如:cutcuthithithurthurtletlet,mustmust,putput,readread〔red〕,setset14动词的过去式有两种形式。如:dreamdreameddreamtlear
lear
tlear
edshi
esho
eshi
edsmellsmeltsmelledwakewokewaked15.不符合上述规律的动词过去式。如r
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