以辅音字母加Y结尾的单词变过往式之相礼和热创作
study-----studied try------tried
copy------copied
justufy----justifiedcry----cried
carry-----carried
embody-----embodied
tidy-tidiedempty----emptied
hurry----hurried spy----spied
worry-worried
marry-marriedsimplify-simplified
双写词尾辅音字母加ed
stop-stopped drop-dropped fit-fitted travel-travelled beg-begged rob-robbed
pat-patted drip-dripped plan-planned hug-hugged特殊词的过往式
eat-ate write-wrote sing-sang ride-rode swim-swam hurt-hurt
come-came run-ran
wear-wore put-put
以辅音字母加y结尾的单词变比较级happy----happier easy----easier buzy----buzier
lazy----laziercrazy----crazier dirty----dirtier