1. I (practise )............ the piano for 30 minutes.
2. Bob (run) runing......... 10 km.
3. The dog (bark)....barking....... sincer midnight.
4. We (miss) .....missing...... the bus twice this week.
5. We ( knou/ not) ..knouing\noting...... them for a long time.
6. How many times (tell/ I) ....telling\Iing... you?
7. We ( travel) .traveling..... around Scotland for 8 days.
8. Why are your hands so dirty?- I (repair)..repairing.........my bike.