Problem: How does the sentence end?

The plants stopped manufacturing robots and switched to cars, as the 
OPTIONS:
- robots were expensive to produce.
- cars were expensive to produce.
Answer: robots were expensive to produce.
sentence: While preparing the meat to grill, we found out we need more propane, so we cooked on the  OPTIONS:
- meat with charcoal.
- grill with charcoal.
complete: grill with charcoal.
The track was no longer good for training so he went to the gym, because the 
OPTIONS:
- track was blocking him from his goals.
- gym was blocking him from his goals.
track was blocking him from his goals.
Input: Continue writing.

My dog likes his squeaky toy more than his chew toy because the 
OPTIONS:
- chew toy is fun.
- squeaky toy is fun.

Continued: squeaky toy is fun.
Story needs to be completed:
The semi truck could not navigate into the car wash, because the 
OPTIONS:
- car wash was too long.
- semi truck was too long.

My choice:
semi truck was too long.
Problem: How does the sentence end?

Mary scoffed at Jane's new hat, but was jealous of Jane's new watch, because Mary yearned for the 
OPTIONS:
- hat .
- watch .
Answer:
watch .