[Q]: How does the sentence end?

The exercise bike does not fit into the spare room because the 

[A]: room is too small.


[Q]: How does the sentence end?

She hated the supermarket so decided to do the shopping from the corner shop, because the staff in the 

[A]: supermarket was rude.


[Q]: How does the sentence end?

Lawrence read fewer books on biology than Joseph, so 

[A]:
Joseph was able to speak confidently about ecology.