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МатематикаВопрос:
Choose the correct answer. 1) You ________ (must/can) use natural medicines only. 2) The water ________ (was able to / couldn't) be cold. It has been very hot these days. 3) The blood vessels of the elderly ________ (mustn't / are not able to) stand the high blood pressure.
Ответ:
- You can use natural medicines only.
- The water couldn't be cold. It has been very hot these days.
- The blood vessels of the elderly are not able to stand the high blood pressure.
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