[Q]: How does the sentence end?

The ball smashed through the glass while the rock bounced off, since the 

[A]: rock was a deficient missile.


[Q]: How does the sentence end?

Percy goes to the park on his bike instead of on the train, because the 

[A]: bike gets him there faster.


[Q]: How does the sentence end?

The arrows from Lawrence's bow hit Aaron square in the back, causing 

[A]:
Lawrence to whoop with success.