.If the firms failed to make enough money, they would __________.
When _____ comes to codes of ethics, I think everyone should strictly obey them.
One of the collectors collected some seeds from a tree that had _____ him.
It was in the factory _________ his friend worked _______ he picked up a lot of experience.
-----They say Tom’s brother is a billionaire. ----_____________? He wouldn’t accept any help from his brother, even though it was offered.
They returned home after a long journey,___________________.