CAN / COULD
CAN / COULD CAN: We use the modal can to make general statements about what is possible: It can be very cold in winter. (= It is sometimes very cold in winter) You can easily lose your way in the dark. (= People often lose their way in the dark) We use the negative can’t or cannot to show that something is impossible: That can’t be true. You cannot be serious 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 . We use can ...