Problem: How does the sentence end?

Paula makes her biscuits with butter instead of shortening, even though the 
Answer: shortening is less expensive.

Problem: How does the sentence end?

Leo took his girlfriend out to dinner and he chose white wine instead of red wine because the 
Answer: red wine is rarely recommended with fish.

Problem: How does the sentence end?

His temperature was significantly reduced when they added ice to the bath water.  The 
Answer: water enveloped him.

Problem: How does the sentence end?

She bought a notebook computer instead of laptop for her university lectures, because the 
Answer:
notebook computer is more portable.