Problem: Continue the following story.

The brush james bought could not get the stain off his teeth because the 
OPTIONS:
- brush is too soft.
- stain is too soft.
Here's how I want to continue it: brush is too soft.

Problem: Continue the following story.

The little boy picked the ball from the mud, rubbed it over his cloth and got the 
OPTIONS:
- ball clean.
- cloth clean.
Here's how I want to continue it: ball clean.

Problem: Continue the following story.

Benjamin was better at shooting the gun than Randy because 
OPTIONS:
- Benjamin went to the shooting range every week.
- Randy went to the shooting range every week.
Here's how I want to continue it:
Benjamin went to the shooting range every week.