[Q]: How does the sentence end?

I put the pen away and used a pencil to write my letter, as the

[A]: pen worked poorly with the paper.

[Q]: How does the sentence end?

The used a box instead of the trap to catch the mouse because the

[A]: box was more humane.

[Q]: How does the sentence end?

The brand new furniture didn't fit in the room because we forgot to measure, and the

[A]:
furniture was too bulky.