动词过去式 1. 不规则变化 am\ is—was are—were do-did go—went see—saw sweep—swept have—had get—got fly—flew write-wrote run-ran swing—swung take—took catch—caught will—would eat—ate sleep—slept make-made swim—swam draw—drew study-studied fight—fought drink—drank ride-rode teach—taught can-could sing—sang take—took buy—bought find—found stop—stopped read—read 2. 过去式与原形一样 set—set hurt—hurt put-put 3. 规则变化 look—looked visit-visited cook-cooked water—watered clean-cleaned watch—watched wash-washed play—played climb—climbed skate—skated like—liked walk—walked plant—planted answer—answered listen—listened jump—jumped pick—picked count—counted collect—collected plant—planted wait—waited turn—turned dive—dived work—worked learn-learned live—lived row-rowed dance—danced 本文来源：https://www.wddqw.com/doc/2f48378280d049649b6648d7c1c708a1284a0a30.html