cost cost cost cut cut cut hit hit hit hurt hurt hurt let let let must must must put put put set set set shut shut shut read read read AAB型 beat beat beaten ABA型 become became become come came come run ran run ABB型 bring brought brought buy bought bought think thought thought catch caught caught teach taught taught build built built lend lent lent send sent sent spend spent spent dig dug dug
hang hung hung feel felt felt keep kept kept sleep slept slept sweep swept swept
leave left left smell smelt smelt spill spilt spilt lay laid laid pay paid paid say said said sell sold sold tell told told sit sat sat spit spat spat stand stood stood understand understood understood learn learnt learnt mean meant meant spoil spoilt spoilt shine shone shone win won won have had had make made made hear heard heard find found found hold held held ABC型 begin began begun drink drank drunk ring rang rung sing sang sung sink sank sunk swim swam swum
blow blew blown fly flew flown grow grew grown know knew known throw threw thrown draw drew drawn show showed shown break broke broken choose chose chosen forget forgot forgotten freeze froze frozen speak spoke spoken wake woke woken drive drove driven eat ate eaten fall fell fallen give gave given hide hid hidden ride rode ridden rise rose risen take took taken mistake mistook mistaken write wrote written am,is was been are were been do did done go went gone lie lay lain see saw seen wear wore worn 易错型 show showed shown draw drew drawn fall fell fallen feel felt felt
hold held held
help helped helped
think thought thought
thank thanked thanked
take took taken
talk talked talked
get got got
forget forgot forgotten
meet met met
mean meant meant
hit hit hit
hide hid hidden
ring rang rung
bring brought brought
eat ate eaten
beat beat beaten
lie lay lain
lay laid laid
find found found
found founded founded
buy bought bought
bring brought brought
learn learnt learnt
hear heard heard