Nobody noticed the thief slip into the house because the lights happened to . A.
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Nobody noticed the thief slip into the house because the lights happened to__________.
A. put up B. give in C. be turned on D. go out
试题答案
D
解析:
本题的关键是理解题干的意思。句子的含义是：“没有人注意到小偷进屋，因为那时灯熄了。”符合题意的只有D项。