她拒绝合作对她的案件没有帮助。

Her ___refusal to cooperate didn't help her case.

让我震惊的是他完全拒绝承认自己的错误。

What shocked me was his complete ___refusal to admit his mistake.

学生们拒绝使用大学食堂导致在主入口举行了一场示威活动。

The ___refusal of students to use the college canteen led to a demonstration at the main entrance.