Problem: Continue the following story.

Joel offered to help Matthew fix their old sedan since
Here's how I want to continue it: Matthew was awful at car repair.

Problem: Continue the following story.

Christine knew how to sew but Cynthia did not, so
Here's how I want to continue it: Christine taught them very basic techniques.

Problem: Continue the following story.

Erin was a slow learner while Christine was a quick learner, so
Here's how I want to continue it:
Erin was held back a grade.