Найдите в каждом ряду глагол во времени группы Perfect Tense и укажите. 1. a) are determining; b) determined; c) has

1. c) has been determined. (Present Perfect Passive)
2. a) have furnished. (Present Perfect Active)
3. c) has turned. (Present Perfect Active)
4. b) will have met. (Future Perfect Active)
5. a) had refused. (Past Perfect Active)
6. b) have been obtained. (Present Perfect Passive)
7. a) had been offered. (Past Perfect Passive)
8. c) has added. (Present Perfect Active)
9. b) has been discovered. (Present Perfect Passive)
10. c) had been followed. (Past Perfect Passive)