Problem: If "When the sponsors of the bill got to the town hall, they were surprised to find that the room was full of opponents. They were very much in the minority.", is "The opponents were very much in the minority." correct?

Answer: no

Problem: If "The donkey wished a wart on its hind leg would disappear, and it did.", is "The donkey wished a wart on its hind leg would disappear, and wart did." correct?

Answer: yes

Problem: If "The foxes are getting in at night and attacking the chickens. They have gotten very bold.", is "The foxes have gotten very bold." correct?

Answer:
yes