“Can” is an English modal that has many uses. Today, let’s look at how we use “can” in conversation.
“Can” is used to talk about abilities. It means we are able to do something, or we know how to do something. For example:
・This printer can print in black and white and in color.
・He can’t see very well without his glasses.
“Can” is also used to ask for permission or to give someone permission to do something. “Can’t” is used when you don’t give permission.
・You can sit anywhere you like.
・If you don’t eat your meal, you can’t have any pudding.
We often use “Can I … ?” or “Can we … ?” to offer to do something for someone.
・Can we take you out to dinner tonight?
We also use “I can …” and “We can …” to offer to do something. This sounds more direct than “Can I / we …?”
・We can drive you to the station.