It is great pleasure to meet the expert who is doing research on archaeology.A. / ;B. /;

It is great pleasure to meet the expert who is doing research on archaeology.
A. / ;
B. /; the
C. a; the
D. a; /

A. / ;B. /; theC. a; the(答案→)D. a; /解析：考查冠词的用法。句意“见到那个研究考古学的专家是一个很大的荣幸。”pleasure不可数，但指具体的一件事时，看作可数名词；学科前不加冠词。故选D。

这下我知道了