单选题 Tom kept quiet about the accident ______ lose his job.
  • A. so not as to
  • B. so as to not
  • C. so as not to
  • D. not so as to
【正确答案】 C
【答案解析】[解析] 考查搭配。so as to(do)是固定搭配，指“为了”，引出目的。当它变为否定时，否定词应当放在不定式前，构成so as not to (do)结构，而不能将否定词放在其他位置。