21. Next week，________British Parliament will vote on ______ban for all cigarette advertising. Ministers wish to cut smoking children under 16 years by a third by 2012.
A. /;a B. the；a C. a；／ D. a；the
22. In spite of all＿has been Said, quite a lot of people are sti11 uncertain about the prices of housing in China.
A. that B. what C. which D. as
23. To British people，Canadians may sound American; to Americans，they may sound British. Canadians themselves insist on not being identified with＿．
A. either B. both C. any D: neither
