1. I could swim yesterday.
2. She could pass the exam if she studied hard.
3. I couldn't go to the party because I had to go my homework.
4. He could drive a car since he was 17 years old.
5. I wish I could run.
Can:
1. She can speaks 2 languages.
2. You can do it!
3. You cannot just leave me.
4. Ernest can speak france language.
5. Clara can traditional dance.
