Problem: Continue the following story.

I lost the keys to my lock somewhere in the boxes, because the 
Here's how I want to continue it: keys are so small.

Problem: Continue the following story.

I didn't like the movie today as much as the film yesterday, because the 
Here's how I want to continue it: movie was unprofessional.

Problem: Continue the following story.

Kevin liked to play tricks on Hunter in middle school because 
Here's how I want to continue it:
Kevin was a prankster.