Problem: Continue the following story.

Jen preferred wearing wool sweaters to cotton ones but the 
Here's how I want to continue it: wool was more difficult to clean.

Problem: Continue the following story.

Tanya gave some money to Emily for cutting their grass, because 
Here's how I want to continue it: Tanya didn't want to do it.

Problem: Continue the following story.

It costed more to repair the car of Leslie than it did the car of Derrick because 
Here's how I want to continue it:
Leslie had more services done.