It was the first time ni a year and a half that I'd seen the night face to face...

问题描述:

It was the first time ni a year and a half that I'd seen the night face to face...
句中的that为什么可以省略
和先行词在句中的成分

不可以省略.that 做状语
判断一个引导词可不可以省略的标准就是看他在句子中做不做成分
在这个句子里他做状语.所以不可以省略