Problem: Continue the following story.

Mary preferred to use the toaster to warm her bread and not the microwave because the 
Here's how I want to continue it: microwave was broken.

Problem: Continue the following story.

Jessica is a dog person while Emily likes cats more, 
Here's how I want to continue it: Emily took her cat for a walk.

Problem: Continue the following story.

Elena commands more attention than Erin since 
Here's how I want to continue it:
Elena is often quite loud with a large social circle.