Раскройте скобки, поставьте глагол в Present Perfect.1. Our son (learn) how to read. 2. Doctors ( cure) many deadly diseases. 3. Scientists ( split) the atom. 4. You (grow) since the last time I sawyou. 5. English (become) one of the most popular courses at the university. 6. Му English reatly (improve) since I took private lessons. 7. I think I (see) that movie before. 8. Не never (travel) bу train. 9. Joan (learn) two foreign languages. 10. you (meet) him?- No, I never (meet) him. 11. you ( see) that movie? - I ( see) that movie twenty times. 12. I think I (meet) him once before. 13. People (travel) to the moon. 14. you (bе) to France? - I (bе) to France three times. 15. James (not finish) his homeworkyet. 16. Bill not (arrive)yet. 1 7. The rain ( not stop ). 18. Mary (love) chocolate since she was а little girl. 19. She (bе) in England for six months

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