问题补充:
The reason he didn’t come was he was ill.
A. why; that
B. that; why
C. for that; that
D. for which; what
答案:
(答案→)A. why; that
B. that; why
C. for that; that
D. for which; what
解析:考查定语从句和表语从句。第一空使用why引导定语从句修饰先行词the reason,在定语从句中做状语;第二空that引导表语从句,在句中起连接作用,不充当任何成分,也没有任何意思。句意:他没有来的原因是他病了。故A正确。