Problem: How does the sentence end?

Robert smokes and Leslie doesn't smoke so 
Answer: Robert bought a cigar at the cigar shop yesterday.

Problem: How does the sentence end?

The teacher always yells at Katrina for sleeping in class, but not Angela. This is because 
Answer: Katrina is the teacher's nemesis.

Problem: How does the sentence end?

Emily asked Natalie to help her choose the best place to have her hair done, although 
Answer: Natalie was actually quite ignorant about salons.

Problem: How does the sentence end?

Felicia had her injury tended to by Jennifer , as 
Answer:
Jennifer had great skill with medical treatments.