Video lesson · Can / Could / Be Able to
Unusual Ability refers to exceptional or remarkable capabilities that are uncommon or surprising, often expressed using be able to to emphasize the extraordinary nature of the ability. This structure highlights abilities that are beyond what is typical or expected.
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Can / Could
Be Able to
Present and Future Ability
Skills
With Verbs of Senses
Theoretical Possibility
Permission / Prohibition
Requests
Offers
Deduction / Negative
Present Use / Summary
Possibility / Ability in the Past
Permission / Prohibition in the Past
With Verbs of Senses / Past
Past Skills
Possibility / Ability in the Past + Fact 
Past Use / Summary
Ability in the FutureGet the app and practice this topic as a game — with XP, streaks and instant feedback.
