[Q]: How does the sentence end?

Mary tried to hang up string lights onto trees, but struggled to get the lights to wrap all the way around because the

[A]: trees were too thick.

[Q]: How does the sentence end?

Hunter though breakfast was the most important meal but Derrick did not.

[A]: Derrick never fixed breakfast.

[Q]: How does the sentence end?

The boy tried to focus his attention to watch the movie but the

[A]:
attention was too short.