第二部分：英语知识运用 (共两节，满分25分)
第一节：单项填空（共20小题,每小题0.5分,满分10分）
11. Christmas is _____ special holiday when _______ whole family are supposed to get together.
A. a ; the B. a ; a C. the ; a D. the; the
12. It’s very dangerous to be ________ to the H1N1virus without any protection.
A. exposed B. convinced C. affected D. absorbed
