Problem: Continue the following story.

Rebecca picked up Amy to carpool to work every day, so 
Here's how I want to continue it: Amy offered some gas money.

Problem: Continue the following story.

Maddox bought a Swiss army knife but it was too big for his pocket. The 
Here's how I want to continue it: Swiss army knife was too big.

Problem: Continue the following story.

The shakes didn't build any muscle for her, but the pills helped, as the 
Here's how I want to continue it:
pills were abundant in nutrients.