Ответ:

Sara 1. went  through to the study and 2.picked up the receiver. -Hello, Sara. This is Perry. I 3. am speaking  from the airport. I 4. will fly to New York in half an hour. I 5. will be there at about three. Can we meet for dinner? — Perry I of course, — she 6. stammered taken totally by surprise. — I 7. will ring you again, when I 8. arrive. Sare 9. returned to the hall to say good-bye to her sisters-in-law. They 10. left to catch their flights. When they 11. went  the house 12. seemed  very quiet.

Ответ:

1. went — Past Simple

2.picked — Past Simple

3.am speaking  — Present Continuous

4. will fly- Future Simple

5. will be — Future Simple

6. stammered — Past Simple

7. will ring — Future Simple

8. arrive — Present Simple

9. returned — Past Simple

10. left — Past Simple

11. went — Past Simple

12. seemed — Past Simple