Problem: How does the sentence end?

The school insisted on a dress code for the student body, because the 
Answer: school was formal.

Problem: How does the sentence end?

The job was offered to Mary and not to Samantha as 
Answer: Mary provided the proof of citizenship to work.

Problem: How does the sentence end?

Jason was less accustomed to travel than Neil because 
Answer: Neil always traveled for business every month.

Problem: How does the sentence end?

Natalie went to buy drinks for the group but accidentally spilled the liquid on Jessica's shoe. 
Answer:
Jessica felt very angry.