摘要： -Who has made a mess in my room? -Who else it but your naughty son? A. could do B. could have done C. did D. has done [答案] B [解析]考查情态动词用法.语境表示对过去发生并延续到现在的情况的推测.用could have done表示不肯定的语气.
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---Who has made a mess in my room?
---Who else it but your naughty son?
A．could do B．could have done C．did D．has done
查看习题详情和答案>>—Who has made a mess in my room?
—Who else it but your naughty son?
A. could do B. could have done C. did D. has done
查看习题详情和答案>>
—Who has made a mess in my room?
—Who else it but your naughty son?
A. could do B. could have done C. did D. has done
查看习题详情和答案>>