题目内容
【题目】I while reading the English textbook. Luckily, my roommate woke me up in time!
A. was falling asleep B. have fallen asleep C. fell asleep D. falls asleep
【答案】C
【解析】本题考查时态。根据句意“当我在读书的时候我睡觉了,幸运地,我的室友把我叫醒”。根据后一段可知时态为一般过去时,故选C.
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