Замените модальный глагол , необходимым для образования отрицательных предложений в present indefinite, и согласуйте его с подлежащим. a teacher of history cannot teach geology. 2. we cannot make books of plastics. 3. a student must not make notes in the textbook. 4. people cannot live on the moon. 5. paper mills must not produce steel. 6. hot water cannot freeze. 7. a child may not play with sharp things. 8. we cannot see the other side of the moon.

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