Problem: How does the sentence end?

He carried the lamp out of the building and left the sofa at home. The 
OPTIONS:
- sofa was too heavy.
- lamp was too heavy.
Answer: sofa was too heavy.
sentence: Benjamin was happy to show Adam a trick to sew, since  OPTIONS:
- Benjamin had been doing it for a very short time.
- Adam had been doing it for a very short time.
complete: Adam had been doing it for a very short time.
Shannon failed her history exam and but passed her science exam.  She felt proud of her performance on the 
OPTIONS:
- history exam.
- science exam.
science exam.
Input: Continue writing.

Maria gets Kayla to pose so that she can draw her, because 
OPTIONS:
- Maria is a better model.
- Kayla is a better model.

Continued: Kayla is a better model.
Story needs to be completed:
We stopped the tiller from going further but not the lawnmower since the 
OPTIONS:
- tiller was destructive.
- lawnmower was destructive.

My choice:
tiller was destructive.
Problem: How does the sentence end?

Donald was trying to gain weight and Ryan was trying to lose weight so 
OPTIONS:
- Donald ate pizza for dinner.
- Ryan ate pizza for dinner.
Answer:
Donald ate pizza for dinner.