Перепишите предложения, подчеркнув в каждом из них модальный глагол или его эквивалент. 1. some of the potency may be present as the carotene. 2. the cows must have the high dairy capacity and strength. 3. pasteurization can prevent diseases include tuberculosis, brucellosis, diphtheria, scarlet fever.
2. Must.
3. Can.
вроде так :)