21. ---______Mr. Wood asking for me? Do you mean _____Mr. Wood elected ______chairman of the Trade Union?
---“I’m not sure. I don’t think I know him”

A. /, the, /     B. A, the, /     C. /, the, the    D. A, /, the

22.The room ______ 10 metres across is large enough for a single man _______.

A. measuring , to live in  B. measures , to live

C. measuring , to live         D. measured ,to live in