问题:
I _____ while watching the movie 2012 last night. Unluckily, my roommate woke me up.
A.had fallen asleep
B.have fallen asleep
C.fell asleep
D.fall asleep
I _____ while watching the movie 2012 last night. Unluckily, my roommate woke me up.
A.had fallen asleep | B.have fallen asleep | C.fell asleep | D.fall asleep |
参考答案: