grow- grew-grown throw-
wake- woke-woken wear- threw-thrown
prefer --- preferring preferred （重读闭音节，双写）
offer --- offering offered （重读第一音节，非重读闭音节，不双写）
knock---- knocked pick---- picked walk---- walked push---- pushed like---- liked finish---- finished stop---- stopped
A-B-B型
bring- brought-brougbhut y- bought-bought
bleed- bled-bled bendburn- burnt-burnt buildcatch- caught-caughdt eal-
bent-bent built-built dealt-dealtA-B-C源自go- went-gone
see- saw-seen
come- came-come become-became-become drink- drank-drunk run- ran-run begin- began-begun sing- sang-sung
ring- rang-rung sink- sank-sunk
特殊变法 P 274
动词的不规则形式 A-A-A型 put-put- put read-read-read set-set-set let-let-let cut-cut-cut shut-shut-shut hit-hit-hit cost-cost-cost burst-burst-burst forecast-forecast-forecast broadcast-broadcast quit-quit-quit
以重读闭音节结尾的动词
重读闭音节
三要素 1）一个元音字母，必须是重读音节;
（2）元音字母发短元音。 （3）以一个辅音音素结尾；
改变时态或形容词变比较级和最高级时，
重读闭音节需要双写末尾辅音字母.
如: run—running
swim--swimming
jog—jogging
sit---sitting
notice---- noticed answer---- answered
enter---- entered hurry---- hurried live---- lived count---- counted decide---- decided close---- closed look---- looked shop---- shopped open---- opened
make- made-madpeay- paid-paid
shoot- shot-shot
sleep- slept-sleptsweep-
swept-swept
sell- sold-sold smellspell- spelt-spelt spoil-
smelt-smelt spoilt-spoilt
lay- laid-laid light- lit-lit lead- led-led
leave- left-left lend-
lent-lent
send- sent-sent spend-
spent-spent
lose- lost-lost learn- learnt-learnt
mean- meant-meanmt eet- met-met
take-
mistake-
speakto- ok-taken
mistook-mistaken freeze-
forbids-poke-spoken forget- froze-frozen
forbade-forbidden forgot-forgotten
forgive-
steal-
forgave-forgiven stole-stolen write- wrote-written rise- rose-risen
begin---beginning
(重读在gin这个音节上，相当于把gin改成双写的) .
forbid --- forbidding forbade forbidden (重读闭音节，双写).
prohibit --- prohibiting prohibited (重读在第二音节，非重读闭音节，不双写).
dig- dug-dug
fight- fought-fought
feed- fed-fed find- found-found
get- got-got hold- held-held
hear- heard-heardhave- had-had
hang- hung-hung keep- kept-kept
swim- swam-swum give- gave-given
blow- blew-blown know- knew-known
breakb- roke-broken choose- chose-chosen draw- drew-drawn drive- drove-driven
eat- ate-eaten fall- fell-fallen fly- flew-flown
找出不属于A-A-A型的动词：
put，give, hit， cut， set， let， cost， shut， buy, read， see, burst， forecast，broadcast, beat
give-gave-given buy-bought-bought see-saw-seen beat-beat-beaten
say- said-said sitspit- spat-spat shine-
sat-sat shone-shone
stand- stood-stood think- thought-thought
teach- taught-taughtell- told-told
win- won-wonunderstand- understood-understo