Can and could

1. Last week we swimming, this week we can’t. (can/to go)

2. Maybe the Smiths a new house next year. (can/to build)

3. If you try hard, you your examinations. (can/to pass)

4. When I was five, I . (not/can/to swim)

5. Dennis the trumpet after four months. (can/to play)

6. Luke has passed his driving test, now he a car. (can/to drive)

7. I to him on the phone for three weeks last month. (not/can/to speak)

8. Alex his homework when his desk is in such a mess. (not/can/to do)

9. They were so busy, they me. (not/can/to text)

10. Lisa her dress. She can wear it again. (can/to clean)