Problem: How does the sentence end?

The mask that Diane made was mostly plaster and very little clay, because the 
Answer: plaster was cheaper.

Problem: How does the sentence end?

Leslie was wise and knowledgeable in the ways of the world, unlike Nick, because 
Answer: Nick had lived a very short life.

Problem: How does the sentence end?

The energy was flowing at the party, but we used caffeine instead of alcohol because less people preferred the 
Answer: alcohol to party.

Problem: How does the sentence end?

Drinking coffee was a favorite past time in the village but not in the city, as the 
Answer:
village had a strong coffee shop culture.