He is a professional.
      She is a professional.
      He is a loose man.
      She is a loose woman.
      He served as a call boy when he was 19.
      She served as a call girl when she was 19.


　out of question    out of the question
      take a chair      take the chair
      a hundred and one  one hundred and one
      She was with a child.  She was with child.
      They are students of our school.    They are the students of our school.］

太细节的东东的．那位大虾能帮忙解决下