規(guī)則動(dòng)詞的過去式變化如下：
一般情況下，動(dòng)詞詞尾加 -ed ，如：
worked played wanted acted
以不發(fā)音的 -e 結(jié)尾動(dòng)詞，動(dòng)詞詞尾加 -d，如： lived moved decided declined hoped judged raised wiped
以輔音字母 + y結(jié)尾的動(dòng)詞，把-y變?yōu)?i 再加-ed，如：
studied tried copied justified cried carried embodied emptied 以一個(gè)輔音字母結(jié)尾的重讀閉音節(jié)動(dòng)詞，雙寫詞尾輔音字母，再加 -ed，如： stopped begged fretted dragged dropped planned dotted dripped 注：不規(guī)則動(dòng)詞的過去式變化規(guī)律性不強(qiáng)，須多加記憶。
go - went make - made get - got buy - bought come - came fly-flew