1.Kate (to ride) a horse for an hour.
2.You (to be) in the circus last Sunday?
3.Sam just (to break) his arm.
4.Your friends (to watch) TV now.
5.Robert always (to visit) you at weekends.

1. Kate has been riding a horse for an hour

2. You was in the circus last Sunday

3. Sam has just broken his arm

4. Your friends are watching TV now

5. Robert always visits you at weekends