Problem: Continue the following story.

You can use both flour and cornstarch to thicken soups, but the 
Here's how I want to continue it: flour is a more common kitchen ingredient.

Problem: Continue the following story.

Kenneth thought a drone was a fun toy but Derrick did not. 
Here's how I want to continue it: Kenneth went to Best Buy and bought a drone.

Problem: Continue the following story.

The lady told me that Megan was always a critic about everything unlike Amy, due to 
Here's how I want to continue it:
Amy being optimistic.