make her father angry, Joan didn’t tell him her poor grade.
A. In order to not
B. So that
C. So as not to
D. In order not to
网友回答
A. In order to not
B. So that
C. So as not to
(答案→)D. In order not to
解析：考查固定结构。句意：为了不让她的父亲生气，Joan没有告诉父亲自己可怜的分数。根据句意，排除B；In order to not中not应放在to前面，而C项不能用于句子开头。所以选D。