写出下列动词的过去式和过去分词 look_looked_looked_play_played_played_want_wanted_wanted_open_opened_opened_answer_answered_answered_rush_rushed_rushed_live_lived_lived_change_cha.
take 的过去分词是什么啊？ taken.saved.
save，regret，study的单数第三人称，现在分词，过去分词，过去式 词性顺序：三人称单-现在分词-运去分词-过去式Save 词形变化 saves，saving，saved，saved，【savable(形容词性）】Regret 词形变化：regrets，regretting，regretted，regretted Study：词形变化：studies studying.
