21. 一Mr Huang, National Day is coming…
一 _________ ? Just occupy yourself in your study．
A. So what B．What if C．How come D．What for
22. The driver was at ___ loss when ____ word came that he was forbidden to drive for speeding.
A. /;the B. a; the C. /; / D. a; /
23. “I in the dormitory, watching the live TV broadcast about the tsunami.” David told the policeman who had driven there to question him.
A. was staying B. stay C. stayed D. am staying
