Problem: Continue the following story.

The dog was crying with the collar hurting its neck because the
Here's how I want to continue it: collar is small.

Problem: Continue the following story.

Tanya took off from work less often than Rebecca because
Here's how I want to continue it: Rebecca suffered from severe headaches more often.

Problem: Continue the following story.

The meal Jessica consumed made them much sicker than Carrie, because
Here's how I want to continue it:
Jessica has a weak stomach.