【答案】Look!The light is out in her room. She _____have gone to bed already.

Look!The light is out in her room. She _____have gone to bed already.

A. may B. can C. must D. should

【答案】

C

【解析】

句意“看！她房间的灯关了，她一定已经睡觉了”。A.可能；B.能；C.一定；D.应该。根据句意可知，房间的灯关了，她一定睡着了，故选C。