найти модальные глаголы. Подчеркните их. - вопрос №2322653
1. Firefighters should know that the increased air supply may intensify the fire. 2. Fire drills can help firefighters evacuate people from buildings when a fire or other emergencies occur.
3. Firefighters were not able to get to the fire seat quickly because of the collapsed roof of the building.
4. For ordinary combustible materials the oxygen level must be reduced to 4 or 5 percent for complete fire extinguishment.
1- should, 2-can, 3-модального глагола нет, есть эквивалент were not able to, 4- must
Добрый день. Меня заинтересовал ваш ответ "1- should, 2-can, 3-модального глагола нет, есть эквивалент were not able to, 4- must" на вопрос http://www.liveexpert.org/topic/view/2322653-najti-modalnie-glagoli-podcherknite-ih. Можно с вами обсудить этот ответ?
1. Firefighters should know that the increased air supply may intensify the fire.2. Fire drills can help firefighters evacuate people from buildings when a fire or other emergencies occur.
3. Firefighters were not able to get to the fire seat quickly because of the collapsed roof of the building.
4. For ordinary combustible materials the oxygen level must be reduced to 4 or 5 percent for complete fire extinguishment.
Добрый день. Меня заинтересовал ваш ответ "1. Firefighters should know that the increased air supply may intensify the fire.2. Fire drills can ..." на вопрос http://www.liveexpert.org/topic/view/2322653-najti-modalnie-glagoli-podcherknite-ih. Можно с вами обсудить этот ответ?