问题
选择题
Look! Tom is too sleepy to work. He _____ up watching TV. [ ]
A. mustn't have stayed
B. shouldn't have stayed
C. mustn't stay
D. ought not to say.
答案
答案：B
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Look! Tom is too sleepy to work. He _____ up watching TV. [ ]
A. mustn't have stayed
B. shouldn't have stayed
C. mustn't stay
D. ought not to say.
答案：B