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题目内容
（山东第一医科大学英语3）
— Did Doris go out last night?
— Yes, but she ________ at home. Her little sister needed her care.
A. may have stayed
B. must have stayed
C. should stay
D. ought to have stayed
— Yes, but she ________ at home. Her little sister needed her care.
A. may have stayed
B. must have stayed
C. should stay
D. ought to have stayed
参考答案
