单选题 Senior managers assured investigators that ______ no time were they aware of illegal activities in their Accounting Department.

【正确答案】 A

【答案解析】在本文中，that从句的语序是“谓语+主语”，而非“主语+谓语”，可见采用了倒装，因此______ no time应作状语。句意应为“他们对财务部09不法行为毫不知情”，故选(A)at。at no time(绝不，从不)。