Подчеркнуть в каждом из них модальные глаголы или их эквиваленты. Перевести предложения на русский язык. 1. Modern fuel system filters must remove rust, dust and heavy particles from fuel. 2. General Motor's light-weight composite material called SMC 3374 can withstand high temperatures. 3. Qualified engineers are to define the technological properties of these materials. 4. Any driver should give his automobile a good maintenance.
Modern fuel system filters must remove rust, dust and heavy particles from fuel.
(Модальный глагол must - должен)
General Motor's light-weight composite material called SMC 3374 can withstand
high temperatures.
(Модальный глагол can - может)
Qualified engineers are to define the technological properties of these materials.
(Модальный глагол are to - должны)
Any driver should give his automobile a good maintenance.
(Модальный глагол should - должен)