動詞加ed的`規則
(1)一般情況下,動詞詞尾加ed,如:worked played wanted acted
(2)以不發音的e結尾動詞,動詞詞尾加d,如:lived moved decided declined hoped judged raised wiped
(3)以子音字母+y結尾的動詞,把y變為i再加ed,如:studied tried copied justified cried carried embodied emptied
(4)以一個子音字母結尾的重讀閉音節動詞,雙寫詞尾子音字母,再加ed,如:stopped begged fretted dragged dropped planned dotted dripped