---Bruce, you are late again! ---Oh, I’m sorry, sir. I earlier, but the alarm clock didn’t work. A. must have got up B. could have got up C. might have got up D. should have got up 查看更多

 

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— Bruce, you are late again!
—Oh, I'm sorry, sir. I _____ earlier, but the alarm clock didn't work.
[     ]
A. must have got up
B. could have got up
C. might have got up
D. should have got up

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