II. Modal Verbs (модальные глаголы) 1. The patient's throat is sore, he hardly swallow.
a) can; b) may; c) must

2. The first symptoms of rickets appear very early.
a) can; b) must; c) may

3. ... I open the window and air the ward? a) can; b) may; c) must

4. ... you give the first aid correctly?
a) can; b) may; c) must

5. You ... pay special attention to the diet.
a) may; b) can; c) must​

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