問題詳情

9. Upon returning home from his one-week vacation, Tom realized that he _______ to turn off the TV whenhe left.
(A)has forgotten
(B) had forgotten
(C)was forgotten
(D) was forgetting

參考答案

答案：B
難度：簡單0.710415
統計：A(90),B(839),C(140),D(112),E(0)

用户評論

【林小飛】評論

哪裡不懂呢?你先把下面看看再說囉。過去完成式 (Past Perfect Tense)過去完成式=had+過去分詞

【1111111】評論

Upon returning home from his one-week vacation, Tom realized that he had forgotten to turn off the TV when he left.湯姆直到放假一週回到家後意識到，他離開時忘了關閉電視。when(adv)當...時離開-短時間發生(過去式)忘了關閉電視-一段長時間的動作(過去完成式)