Problem: Continue the following story.

Jeffrey got violently ill after eating the mushroom, but Michael only had a slight stomach ache, because 
Here's how I want to continue it: Jeffrey had eaten a larger portion.

Problem: Continue the following story.

Dennis frequently steals the ball away from Ian in a basketball game because 
Here's how I want to continue it: Dennis is quick.

Problem: Continue the following story.

Betty asked Kayla to get an extra copy of the homework assignment since 
Here's how I want to continue it:
Kayla made it to school.