Раскройте скобки. Используйте глагол -ing-форму или чистый инфинитив. Иногда возможно и то, и другое. 7. I felt the temperature (fall) and started looking for a shelter. 8 For some minutes we could observe the doctor (do) open-heart surgery 9 We noticed him (take) something out of the old man's pocket.
7. I felt the temperature falling and started looking for a shelter. 8 For some minutes we could observe the doctor doing open-heart surgery. 9 We noticed him taking something out of the old man's pocket.