Problem: How does the sentence end?

It made sense that Joseph would buy a puppy but that Benjamin would not because
Answer: Benjamin didn't really like dogs.

Problem: How does the sentence end?

Brian was sedentary unlike Ryan, so
Answer: Ryan learned to use a bow and arrow and wanted to go hunting.

Problem: How does the sentence end?

The process of putting the box on the shelf didn't work because the
Answer: box was too big.

Problem: How does the sentence end?

When it comes to public speaking, Derrick fumbles his words, while Neil does not.
Answer:
Derrick is a clumsy orator.