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ck at home (leave). gotten had had had left left I (get home), I (realize) I (leave) my keys in the backpack. the time I (get) back to school, the bell (ring). the time I (walk) into class, the teacher (start) teaching already. got homegothad rung walked had started realized had left 動詞的過去式和過去分詞 ring rang get got go went leave left start started be was/were take took run ran wake woke rung gotten gone left started been taken run woken A friend once ______me to a costume party. When I got there, I found that he ____ _____ me. It wasn’t a costume. I was the only person _______ a costume. I was really embarassed. Last April _____ Day, when my alarm went off, I got up, took a shower, got____