Problem: How does the sentence end?

The car held less liters in the tank than the truck because the 
Answer: truck was bigger.

Problem: How does the sentence end?

Leslie recommended that Joseph take vitamins and eat fruits to stave off influenza because 
Answer: Joseph is a sick child.

Problem: How does the sentence end?

At night, the eagle could see more of the cave than the panther because the 
Answer: panther had better day vision.

Problem: How does the sentence end?

The air was cleaner in the country than in the city because there was less pollution in the 
Answer:
country .