[Q]: How does the sentence end?

Brian liked to ride a bike very often but Robert did not because 

[A]: Robert was very lazy.


[Q]: How does the sentence end?

The article was a lot less depressing than the newspaper clipping because the 

[A]: clipping was written about a sad time.


[Q]: How does the sentence end?

After he poured the bleach from the bottle into the tank, the 

[A]:
bottle was empty.