1. I (have)..... four cups of coffee so far today. 2. (you / ever / see) ..... a llama? 3. Jaime (last / see) ..... Julie four days ago. 4. They (already / check in ) ..... for the flight. 5. How long ago (the bus / leave) .....? 6. (you/write) ..... your diary yet?

usando el present perfect y el past simple​