— Can you imagine what is Jack doing now?&n
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解决时间 2021-01-03 03:30
- 提问者网友：喧嚣尘世
- 2021-01-02 22:09
— Can you imagine what is Jack doing now? He is playing football outside while everyone else is busy in class!— He his homework, I think.A.must have finishedB.must finishC.can’t have finishedD.mustn’t have finished
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- 五星知识达人网友：举杯邀酒敬孤独
- 2021-01-02 22:22
A解析考查情态动词用法。对现在的推测用：情态动词+do/be;对过去的推测用：情态动词+have done/been;
对过去情况的肯定推测用must have done必定做了某事；否定推测用can’t have done不可能做了某事。
对过去情况的肯定推测用must have done必定做了某事；否定推测用can’t have done不可能做了某事。
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- 1楼网友：笑迎怀羞
- 2021-01-02 23:13
好好学习下
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