USE of CAN and COULD Use of Can & Could is related to something possible or allowed . This also relates to show ability of a person to do some activity. Ex. 1.I can see the river from my terrace. 2. I have lost my pen. Do not worry ‘you can use my pen’. 3.Can you speak English fluently? 4. She can visit tomorrow so be prepared for surprises. 5.The word ‘game’ can be used differently as per the need and comfort. Cannot:- 1. I cannot drink milk. 2. He cannot play cricket. There are two forms of CAN:- Can (present) and could(past). Use of Could:-‘Could as past of can’ ...