Problem: How does the sentence end?

The hunters had to wear the bear fur coats in the valley, but didn't need them on the mountain, since the 
Answer: valley was so cold.

Problem: How does the sentence end?

The bake sale was underway and no one was buying the vegan cookies but everyone loved the fudge brownies because the 
Answer: brownies were decadent.

Problem: How does the sentence end?

Kevin sleeps only at night while Eric has to sleep during the day sometimes, because 
Answer: Eric works swing shifts.

Problem: How does the sentence end?

When Joseph applied for an apprenticeship at Ryan's shop, 
Answer:
Ryan knew he had to create a welding test.