Problem: Continue the following story.

My father tried to drive the trailer into the garage but he couldn't, because the 
Here's how I want to continue it: trailer was too long.

Problem: Continue the following story.

She tried to count the calories instead of the carbohydrates in the avocado because the 
Here's how I want to continue it: carbohydrates was a more insignificant measure of her food intake.

Problem: Continue the following story.

Brian but not Jeffrey came down with mono because 
Here's how I want to continue it:
Brian would kiss every girl every girl he saw.