1、对现在情况的推测，其句型是:，我来为大家科普一下关于情态动词表示对过去的推测练习?以下内容希望对你有帮助!
情态动词表示对过去的推测练习
1、对现在情况的推测，其句型是:
might/may/could/can/should/ought to/would/will/must v.(原形动词)
These books might interest you. 这些书或许使你感兴趣。
What he said could not be true. 他的话不可能是真的。
She must be a good student. 她一定是个好学生。
It could/might rain tomorrow.明天可能会下雨。（没有把握的推断）possible
It may rain tomorrow. 明天颇有可能会下雨。（比较有把握的推断）quite possible
It should rain tomorrow.明天很可能下雨。（有把握的推断）probably/likely
It will rain tomorrow.明天肯定会下雨。（非常有把握的推断，确定性）certain
2、对正在进行的动作或行为的推测，其句型是：
can/could/may/might/must/should/ought to/will/would be doing
He can't be waiting for us. 他不可能还在等我们。
He may be having trouble. 或许他正遇到麻烦。
They might be having a meeting. 他们可能正在开会。
She must be making her ward rounds. 她一定是在查病房。
3、对将来发生情况的推测，其句型有
（1）can/could/may/might/must/should/ought to/will/would v. 表将来的时间状语
He can't be at home tonight. 今晚他不可能在家。
Could she come next Monday? 下星期一她会来吗？
It must be fine tomorrow. 明天一定是个晴天。
You ought to be competent for the work next month. 下个月你应该能胜任这项工作。
（2）can/could/may/might/must/should/ought to be arriving/bringing/coming/going/hearing/leaving...（ 表将来的时间状语）
They can't/couldn't be coming tonight. 今天晚上他们不可能来。
I may be going back in the fall. 我也许秋天回来。
He may be bringing her home with him. 他也许带她一块回家来。
He must be calling tomorrow morning. 明天上午他一定会打电话来。
4、对过去情况的推测，其句型有
（1）can/could/may/might/must/should/ought to/will/would have done
He may have read the book. 也许他已经看过这本书。
The guests will/would have arrived by that time. 到那时客人想必已经到达了。
A: Someone was asking for you. 有人要求见你。
B:That could/might have been Tom. 那可能是汤姆。 possible
That may have been Tom.那颇有可能是汤姆。 quite possible
That should have been Tom. 那很可能是汤姆。 probably/likely
That will/would have been Tom. 那可以肯定是汤姆。 certain
That must have been Tom. 那一定是汤姆。 very certain
(2) can/could/may/might/must have been doing
Can he have been staying there? 他能一直呆在那里吗？
They must have been wondering what to do. 他们一定一直都不知道该如何办。
,
