can and could 1 Your Email Exercise - 1Fill in the blanks with modal verbs can, could, can't, and couldn't. 1. Penguins swim very well. 2. I ran very fast when I was younger.3. It's snowing, so we go out now?4. Yesterday we play. We had a lot of homework.5. you play the piano when you were seven?6. You have a nice tricycle. you ride it?7. He has a broken leg, so he walk for a few days.8. I sleep last night. There was a lot of noise.9. We came as fast as we .10. Why are you crying? Is there something I do for you? Time's up1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 Basic level Intermediate level Advanced level