问题
选择题
We’re talking about the piano and the pianist __________ were in the concert we attended last night.
A．which
B．whom
C．who
D．that
答案
答案：D
题目分析：考查定语从句。本题的先行词是the piano and the pianist，既有人又有物，故使用关系代词that.所以D正确。
点评：定语从句的关键在于分析句子成分，以及that，which等关系代词的特殊用法，当先行词既有人又有物，故使用关系代词that。