第二部分 英语知识运用（共二节，满分45分）
第一节 单项选择（每小题1分，共15分）
21． We’ll arrive in __________ European country in half ___________hour.
A a; an B an; an C a; a D an; a
【解析】
22. The murderer was brought in, with his hands ____behind his back.
A. being tied B .having tied C .to be tied D. Tied
23.Only three
