CAN vs COULD vs BE ABLE TO — The Rule Nobody Teaches | Learn English with Mr Ben

本站添加: 2026-05-26

[00:00:00]Most English learners use these three words as if they mean the same thing.

[00:00:05]They do not.

[00:00:07]I can [music] swim. That is your ability right now.

[00:00:12]I was [music] able to swim across the lake. You actually did it.

[00:00:17]She could speak French as a child. Past ability.

[00:00:21]She was able to speak at the [music] meeting. It happened successfully.

[00:00:26]Could you help me? Polite request.

[00:00:30]Were you able to finish on time? Yes or no. Did it happen?

[00:00:35]I couldn't come yesterday. [music] Past inability.

[00:00:39]I wasn't able to attend the event. I tried, but it did not happen.

[00:00:45]He could run fast in his 20s. Past ability.

[00:00:49]He was able to run the marathon. He completed it.

[00:00:54]Simple rule.

[00:00:55]Can equals ability now.

[00:00:58]Could equals past ability or polite request. [music] Be able to equals successful action or achievement.

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