can, could (2)

💡 Grammar Rule

Explanation of "Could Have Done" and "Could Not Have Done" In English, "could have done" and "could not have done" are used to talk about things that...

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Could you have done more?

Yes, I could have done more if I had had more time.

Could they have finished the work yesterday?

No, they couldn't have done it, it was too complicated.

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