问题补充：
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
答案：
A. attending to
B. turning to
(答案→)C. referring to
D. talking to
解析：考查短语辨析。句意“尽管老师没有提名字，但是每个人都知道他说的是谁。”A“专心，注意”；B“转向”；C“指......而言，提到”；D“和......谈话”。故选C。
