21. The teacher said that he was worried about Mary’s school work and that her private life wasn’t his .
A. concern B. schedule C. attitude D. suffering
22. Elizabeth is only 1.52 metres tall, which will be very much to her if she wants to be a dancer.
A. quality B. outline C. disadvantage D. identity
23. Believe it or not, I’ve heard from a source that the company in which she is starting to work is doing very badly.
A. concerned B. calm C. native D. reliable