“The day is ing telegraph wires will be on to houses just like water or gas.” He said in his letter to his father.
A. that; lay
B. that; laid
C. when; laying
D. when; laid
网友回答
A. that; lay
B. that; laid
C. when; laying
(答案→)D. when; laid
解析：第一空考查定语从句，先行词是the day，定语从句缺少时间状语，第二空考查动词lay摆放，过去时是laid，用被动式，句意是：他在给爸爸的信中写到，电话线将象水和电一样安装在家里的日子就要来了。选D。