—Peter looked tired and a little absent-minded in class．
—He too late．
A. may stay up
B. could stay up
C. should have stayed up
D. must have stayed up
—Peter looked tired and a little absent-minded in class —He too late．A. may stay upB. co
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解决时间 2021-01-03 19:53
- 提问者网友：锁深秋
- 2021-01-02 23:51
最佳答案
- 五星知识达人网友：梦中风几里
- 2021-01-02 23:59
A. may stay upB. could stay upC. should have stayed up(答案→)D. must have stayed up解析：考查情态动词表推测的用法。must have done 表示对过去事情肯定的推测，句意： 皮特看起来很累在课上有点心不在焉。他一定熬夜熬得太晚了。所以选D。
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- 1楼网友：夜风逐马
- 2021-01-03 00:28
我也是这个答案
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