1. As a diligent student, John always prepares for a rainy day by studying regularly and reviewing his notes frequently.
2. My grandmother taught me the value of saving money and always preparing for a rainy day, so I make sure to set money aside for unexpected expenses.
3. Despite the fact that the company was doing well, the CEO always reminded his employees to prepare for a rainy day and have a contingency plan for difficult times.
4. Karen always keeps a first-aid kit in her car, just in case of emergencies. She believes in always preparing for a rainy day.
5. Many farmers always prepare for a rainy day by diversifying their crops, so that if one crop fails, they still have income from the others.