ПОМОГИТЕ СРОЧНО 50 баллов кажому(perfect present/past/future

1. ---- (you / see) the news? You won't believe your eyes.

2. I ---- (work) for big companies like this before. I know how they operate.

3. They ---- (live) in New York for 3 years before they ---- (move) to Seattle three months ago.
4. Debi ---- (study) for four hours when her father arrives.

5. By this time next year, I ---- (finish) the course and I ---- (start) to speak perfect English. ,
6. Sam ---- (drive) for six hours when he arrived in the village. He ---- (drive) more than 300 miles.

7. They ---- (work) for two hours by the time the manager arrives at six today.

8. By the time you received this letter yesterday, Dina ---- (leave) for Algeria.

9. When we meet again next week, I ---- (practice) tennis for at least a month .

10. She ---- (recover) from her surgery by the time we visit her next Saturday