1. Fill in the gaps with can, can't, couldn't or was/ wasn't able to.
1. I had my hands full, so I................open the door.
12. When I was young, ...........stand on my head.
3. Although he felt ill, he...........finish all the paperwork.
4. Tony is clever. He ..........Speak three languages.
5. I .........afford this bag. It's too expensive.
6. Although it was dark, he...............find his way through the woods.
7. I heard his voice calling me, but I.................see him.
8. We're busy tonight, so we........come to the party.
9. When I entered the house, I............smell fresh bread baking.
10. ..........drive a car. I learned when I was eighteen.​