问题
选择题
I don’t know the reason ______ you were absent from the meeting, but I am sure that someone will tell me the reason ______ you haven’t told me.
A．why; that
B．that; why
C．because; which
D．of which; that
答案
答案：A
本题考查定语从句。第一空填关系副词why，在从句中作状语；第二空填关系代词that，在从句中作told的直接宾语。