Cover your mouth when you cough or sneeze to prevent spreading germs.

Meaning: This is a polite thing to do to prevent the spread of germs. When you cough or sneeze, germs can come out of your mouth and nose and spread to other people.

Choice of Words: The word cover means to put something over something else to protect it or hide it. Mouth is the part of the face that you use to speak and eat. Cough and sneeze are both words for the sudden release of air from your mouth and nose. Prevent means to stop something from happening. Spreading means to cause something to become more widely known or distributed. Germs are tiny organisms that can cause disease.

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Related Expressions