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题目内容
（信阳师范学院当代英语语法概论）
According to one resident, they are short of sleep because ____________.（ ）
A
they are too tired to fall asleep
B
they are forbidden to sleep at work
C
they are too worried about oversleeping
D
they are too worried about oversleeping
A
they are too tired to fall asleep
B
they are forbidden to sleep at work
C
they are too worried about oversleeping
D
they are too worried about oversleeping
参考答案