(即原形,过去式,过去分词)一致的cast_____________cost_____________cut______________hit______________hurt_______________let______________put____________set_________________shut___________broadcast___________________________bet____________burst________________spread_____________shed______________rid________________read______________castcastcostcostcutcuthithithurthurtletletputputsetsetshutshutbroadcastbroadcastbetbetburstburstspreadspreadshedshedridridreadread2细心的读者可能已经发现,这一类不规则变化的动词都是以_____或者以_____结尾的,需要指出的是read这个单词的过去式和过去分词虽然形式上和动词原形是一致的,但是发音有所变化,/ri:d/---/red/---/red/。另外,要指出的是,虽然这一类不规则变化的动词都是以t或者以d结尾的,但并不是说所有以t或者以d结尾的不规则动词都是三种形式变化一致的。,然后在词尾叫-tkeep________________weep_________________sleep_____________________sweep_______________creep________________feel________________kneel_________________smell__________________dwell___________________spell_________________spill___________________keptkeptweptweptsleptsleptsweptsweptcreptcreptfeltfeltkneltkneltsmeltsmeltdweltdweltspeltspeltspiltspilt4这一类动词也有一个特点,那就是有字母组合_____或者______;同样的,也并不是说有这样的字母组合的不规则动词都是这样的变形了。 flee----fled----fled,也基本符合这个规则,我们把它归入此类,不过它的过去式和过去分词是在词尾加-,比如:swell____________________________eellswelledswelled/,speed_________________feed___________________bleed__________________meet_________________shoot__________________lead___________________mislead______________________plead_____________________这类动词也是以字母_____或者_____结尾,中间的字母组合多数是______,当然这里把shoot和lead作为这一类归纳进去了。spedspedfedfedbledbledmetmetshotshotledledmisledmisledpledpleddtee64. 把原形动词的最后一个字母-d改成-tsend___________________lend____________________bend_____________________rend___________________spend__________________build____________________这类动词的规则当然必须是以字母_____结尾的了。多数是______这样的结尾。这里把build也归入了这一类了。-ow,-aw,这些字母组合的,过去式中把这些组合改成-ew,过去分词在动词原形上再加字母-nblow______________grow_____________know______________throw__
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