найти инфинитивы в данных предложениях и какая у них функция ( подлежащие, сказуемое, дополнение, определение, обстоятельство) Инфинитивы выделите. 11. The teacher knows the students to be sitting in the lab. 13. The very first thing you must do'is to understand the statement of the problem. 15. To be instrícted by such a fanous professor was a great advantage. 17. We suppose these scientists to have been working at the problem of perpetual motion for some years.19. There are many things to be said in favor of, and a few against, the proposal to advance the clock by an hour during the summer months. 21. The tools to be uscd for this experiment should be very precise. 27. Нe was the last person to do business with..29. To master a foreign language is neccssary for all the students. "31. The problem to be discussed at the confei nce is of great importance. 33. The electronic computers to be employed at our enterprises will have a great influence on the work of industrial engineer. 35. To gain maximum benefits modern industrial engineering must be capable of performing many services.