Indicate the tense of the verbs.
1. She has just found an interesting book. 2. The family is watching TV at this moment. 3. He was writing this exercise from 5 till 6 o’clock yesterday. 4. Next year we will build a house. 5. They usually get letters. 6. We saw this film yesterday. 7. They should translate this text. 8. He may rest in the park. 9. My mother can answer this question. 10. We must repeat short and long sounds. 11. Do you often travel by air? 12. How much does it cost? 13. Didn’t he like sports and games? 14. Can you change a pound note? 15. I don’t know any doctors.