Problem: How does the sentence end?

He wanted to preserve the tomatoes and the onions, but the 
Answer: onions gave him difficulty because of the fumes.

Problem: How does the sentence end?

Megan put on blue latex gloves to examine Christine because 
Answer: Christine was the patient in that room.

Problem: How does the sentence end?

The stories that are written by Maria feel more real than Amy's because 
Answer: Amy writes based on fake stories.

Problem: How does the sentence end?

Monica went on a date with their spouse while Carrie watched the children because 
Answer:
Carrie was hired for the service.