refer|referred|refers|referring

在引用数据时，请确保它来自最新的调查。

When ___referring to the data, please ensure it is from the latest survey.

医生会转诊疑难病例以接受专科治疗；昨天就有一个这样的病例被转诊。

Doctors ___refer difficult cases for specialist care; one such case was ___referred yesterday.

学校辅导员会在必要时转介学生接受额外帮助。

The school counsellor ___refers students for extra support when necessary.