Тема Модальные глаголы СДЕЛАЙТЕ ДАННЫЕ ПРЕДЛОЖЕНИЯ ВОПРОСИТЕЛЬНЫМИ. 1) A good dentist can extract teeth painlessly (

1. A good dentist can extract teeth painlessly. Who can extract teeth painlessly? 2. The nurse must be very careful with bed patients. Must the nurse be very careful with bed patients? 3. The infections diseases can pass through the mouth and nose. How can the infections diseases pass through? 4. Some poisons can cause asphyxia. What can cause asphyxia?