一、 AAA
cut-cut-cut cost—cost-- cost put-put—put let --let --let hit—hit-- hit hurt-- hurt hurt
二、 AAB beat(跳动)—beat—beaten
三、 ABA become—became—become come—came—come run—ran—run
四、 ABB
b: build（建设）--built--built burn （燃烧）--burnt--burnt
buy（买）--bought–bought bring（带来）--brought–brought
c:catch（抓住—caught--caught
d:dig—dug--dug
f: feel--felt--feltfight （战斗）--fought--fought find--found—found
g:get（得到）--got--got
h: hang悬挂--hung--hung hold--held--held
have/has --had--had hang(吊死)—hanged--hanged hear—heard--heard
k:keep （保持） kept kept
l: leave—left--left lend—lent--lent lose--lost--lost learn--learnt—learnt
m: meet—met--met mean--meant--meantmak—made—made
s: shine--shone--shone sit—sat--satsend --sent—sent
sleep--slept--sleptsweep--swept–swept smell--smelt—smelt spend—spent--spent sell—sold--soldsay--said--said
t:tel—told—told think—thought--thought teach--taught--taught
stand—stood--stood
u:understand--understood understood
w:win–won--won
五、 ABC
a:are（是）--were--been
am/is(是) –was--been
b:blow----blew----blown break----broke----broken begin（开始）--began--begun
c:choose----chose----chosen
d:drink（喝）---drank----drunk drive----drove----driven do----did----done draw----drew----drawn
e:eat----ate----eaten
f:freeze----froze----frozen fall----fell----fallen fly（飞）----flew----flown forget----forgot----forgotten
g:grow----grew----grown give----gave----given go—went--gone
h:hide----hid----hidden
k: know---knew---known
l: lie（平躺）--lay--lain lie(说谎)—lied--lied
m: mistake（弄错）--mistook--mistaken
r:ring----rang-----rung rise---rose---risen ride----rode----ridden
s:swim(游泳) ----swam----swum sing----sang----sung sink----sank----sunk shake----shook----shaken speak----spoke----spoken steal----stole----stolen see----saw----seen show（出示）--showed--shown
t:take----took----taken throw（投掷）--threw--thrown
w:write---wrote---written wear（穿）--wore—worn wake----woke----woken
再问： 就这些吗
再答： 对
再答： 不用谢
