不規則変化動詞
have had had 持つ・持っている find found found 見つける see saw seen 見える go went gone 行く read read read 読む write wrote written 書く come came come 来る speak spoke spoken 話す stand stood stood 立つ sleep slept slept 眠る say said said 言う get got got 得る・手に入れる understand understood understood 理解する