Problem: Continue the following story.

The musician played the cello better than the guitar because he had been playing the 
Here's how I want to continue it: cello for a longer time.

Problem: Continue the following story.

Carrie was not adventurous and never had fun like Felicia, due to 
Here's how I want to continue it: Carrie being a boring person.

Problem: Continue the following story.

Rebecca was invited to a concert by Maria, then 
Here's how I want to continue it:
Rebecca had to get permission to attend from their parents.