Story needs to be completed:
Hunter was always laughing at various jokes whereas Christopher was not because 
OPTIONS:
- Hunter had a humorous personality.
- Christopher had a humorous personality.

My choice:
Hunter had a humorous personality.
Problem: Continue the following story.

Mary put away the balls and grabbed the rings, because the 
OPTIONS:
- balls were required for the game.
- rings were required for the game.
Here's how I want to continue it: rings were required for the game.
Problem: The doctor tried to cure the disease with the medicine but the 
OPTIONS:
- disease was too weak.
- medicine was too weak.

My choice: medicine was too weak.
[Q]: How does the sentence end?

The budget wouldn't stretch to cover the  vacation Joe wanted because the 
OPTIONS:
- budget is low cost.
- vacation is low cost.

[A]: budget is low cost.
QUES: Continue writing.

Kevin used a red pen to mark the essay written by Brett; 

OPTIONS:
- Kevin asked for constructive criticism.
- Brett asked for constructive criticism.
+++++++++
ANS: Brett asked for constructive criticism.
QUES: Continue writing.

On the island the weather was frequently unpredictable. It was supposed to rain this weekend and the 

OPTIONS:
- island would be very heavy.
- rain would be very heavy.
+++++++++
ANS:
rain would be very heavy.