have，has的过去式分别是什么_百度知道

型式: had + P.P. (過去分詞). We were not able to get a hotel room because we had not booked in advance....

前三大完成式是文法基礎 · 現在完成式：have V-pp · 過去完成式：had V-pp · 未來完成式：will have V-pp · 過去之未來完成式：had will have V-pp

現在完成式: I have gone to Japan. (我去了日本還沒回來) · 過去完成式: I had been to Japan 3 times before last year. (...

至於不規則動詞，請參考「動詞」頁面上的不規則動詞表。 肯定句. 主詞, to have, 過去分詞. She, has, visited. 否定句. 主詞 ...