Input: Continue writing.

A loofah was a common thing to use in the shower instead of a hand. The 
OPTIONS:
- loofah was effective.
- hand was effective.

Continued: loofah was effective.
Story needs to be completed:
Matthew gave William guppies for their birthday, and 
OPTIONS:
- Matthew taught them how to raise them to keep them healthy.
- William taught them how to raise them to keep them healthy.

My choice:
Matthew taught them how to raise them to keep them healthy.
Problem: Continue the following story.

It is always a noble act to donate your body to science. The 
OPTIONS:
- Body is very practical.
- Science is very practical.
Here's how I want to continue it: Science is very practical.
Problem: Come over here and take a look at my scalp today  Natalie told Katrina, 
OPTIONS:
- Natalie needs a second opinion.
- Katrina needs a second opinion.

My choice: Natalie needs a second opinion.
[Q]: How does the sentence end?

The lavender failed to deodorize the room, but the hibiscus ate all the odors, since the 
OPTIONS:
- lavender failed to absorb the odors.
- hibiscus failed to absorb the odors.

[A]: lavender failed to absorb the odors.
Problem: James found out some stain on his teeth even after using the brush. The 
OPTIONS:
- brush is tough.
- stain is tough.

My choice:
stain is tough.