6、________(扮成)apoliceman.5)Thefailure__________hiscareer___________(结束).6)Hiscareer______________(结束)becauseofthefailure.7)Iarrivedatnineand_______________(直接入住)ahotel.8)The United Nations Organization _________(由…组成) over 160 nations. 9)Theory should _________(与…一致)practice. 答案:1)ma