[Q]: How does the sentence end?

Joseph was keen to do a workout however Steven was having none of it as 
OPTIONS:
- Joseph was very lazy.
- Steven was very lazy.

[A]: Steven was very lazy.
QUES: Continue writing.

Matthew confided to Hunter that he dumps bleach in his yard.  

OPTIONS:
- Matthew was polluting.
- Hunter was polluting.
+++++++++
ANS: Matthew was polluting.
Problem: How does the sentence end?

Lawrence was too sensitive to caffeine, but Kenneth needs it to wake up, so 
OPTIONS:
- Lawrence drinks caffeinated coffee in the morning.
- Kenneth drinks caffeinated coffee in the morning.
Answer: Kenneth drinks caffeinated coffee in the morning.
sentence: The piercing managed to get infected but not the tattoo, because the  OPTIONS:
- tattoo was kept clean.
- piercing was kept clean.
complete: tattoo was kept clean.
The grey moon showed itself above in the sky as I watched the cars go by with passion. Then the 
OPTIONS:
- moon brightened.
- sky brightened.
moon brightened.
Problem: Continue the following story.

The air was stuffy in the kitchen but refreshing in the den, as the 
OPTIONS:
- kitchen was so poorly ventilated.
- den was so poorly ventilated.
Here's how I want to continue it:
kitchen was so poorly ventilated.