Because my cough was severe due to a cold, I decided to take an expectorant.

After taking the cold medicine, I immediately felt better.

When you catch a cold, expectorants can sometimes be helpful.

He is coughing because of a cold.

I caught a cold.

I caught a cold.

It is said that this medicine has mystical properties.

I drink coffee every morning.

Aldehyde is a very important compound in organic chemistry.

I think his behavior is unjust.