English is 4 every 1

CAN &  CAN´T ABILITY

We use can to talk about someone’s skill or general abilities:

She can speak several languages.
He can swim like a fish.
They can’t dance very well.

We use can to talk about the ability to do something at a given time in the present or future:

You can make a lot of money if you are lucky.
Help! I can’t breathe.
They can run but they can’t hide.