1/ At the moment I can't afford to buy a new car. (QUESTION)
→ At the moment my buying a new car is out of the question.
2/ Students at the school are not allowed to go into the Rainbow Disco. (BOUNDS)
→ The Rainbow Disco is out of bounds to students at the school.
3/ Mark decided that an actor's life was not for him. (CUT)
→ Mark decided that he isn't cut out for an actor's life.
4/ Sandra said that she was willing to work late. (MIND)
→ Sandra said that she hadn't minded working late.