.Although the teacher did not mention any names, everybody knew who he was
A. attending to
B. turning to
C. referring to
D. talking to
网友回答
A. attending to
B. turning to
(答案→)C. referring to
D. talking to
解析：考查词组：A. attending to照顾，B. turning to求助于，C. referring to参考，所指，D. talking to谈论，句意：虽然老师没有提任何人的名字，但是大家都知道他在指谁。选C。