第35题: [单项选择]The possible mason for hundreds of airport employees being arrested might be one of the following except ______. A. using false ID B. helping others in smuggling C. being in the US illegally D. denying or not mentioning past crimes 参考答案:B 答案解析:参看原文Hundreds of employees with access to high-security areas at 15 U.S.airports have been arrested o