buzy

以辅音字母加Y结尾的单词变过去式

study-----studied

try------tried

copy------copied

justufy----justified

cry----cried

carry-----carried

embody-----embodied

tidy-tidied

empty----emptied

hurry----hurried

spy----spied

marry-married

worry-worried

simplify-simplified

双写词尾辅音字母加ed

stop-stoppeddrop-dropped

fit-fittedtravel-travelled

beg-beggedrob-robbed

pat-patteddrip-dripped

plan-plannedhug-hugged

特殊词的过去式

eat-atewrite-wrotesing-sang

ride-rodeswim-swamhurt-hurt

wear-woreput-put

come-camerun-ran

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