Ответ:He is considered to be a good musician.,

They was thought to go away...

Объяснение:

1. He is considered to be a good musician. 2. They are thought to have gone away some days ago. 3. James is expected to make a report next Wednesday. 4. Steve is known to have helped them to solve a problem. 5. Mozart is known to have composed a lot of wonderful pieces of music. 6. The film is considered to be the worst of the year. 7. She is supposed to be working in the laboratory from 2 to 6 p. m. tomorrow. 8. They are said to have made a new discovery a month ago. 9. He is expected to manage the business himself. 10. He is believed to be at the customs office now. 11. The delegation is reported to be leaving Prague tonight at ll a.m. 12. They are known to have lived in Egypt for a long time. 13. He is seen to be working at an urgent problem now. 14. The interview with the young artist appeared to be interesting. 15. The prices at the hotel turned out to be reasonable. 16. This unpleasant man seemed be finding faults with me during the interview. 17.The student proved to know the subject very well.