which引导非限制性定语从句时指代什么

问题描述

which引导非限制性定语从句时，它的“先行词”可以一个词、一个短语或一个句子，对吗？专家老师能分别给我举一个例子吗？例子最好不要太容易（太容易说明不了问题），也不要太难（太难了理解不了），谢谢！

老师答疑

陈老师：

The lawyers are preparing for the trial, which commences in 30 days. 律师们正在为这场将于30天后开始的审判进行准备。（which 指代 the trial）

He had a knee injury, which put him out of the reckoning. 他伤了膝盖，失去了获胜的可能。（which 指代 a knee injury）

Loosen any tight clothing, which may inhibit breathing. 松开过紧的衣服，这类衣服可能会妨碍呼吸。（which 指代 any tight clothing）

The clock struck thirteen, which made everyone laugh. 时钟敲了13下，这使大家都笑了起来。（which 指代句子 The clock struck thirteen）

It was built in a year, which seems absolutely incredible. 它在一年内就建成了，这简直难以置信。（which指代句子It was built in a year）

黎老师：

I gave her an interesting book, which she started to read at once. 我给了她一本有趣的书，她马上就读了起来。【which she started to read at once 是非限制性定语从句，先行词是一个词：book】
She was proud, which I dislike very much. 她很骄傲，这一点我很不喜欢。【which I dislike very much 是非限制性定语从句，which 指一个句子：She was proud】

林老师：

请问黎老师，能举一个which指代短语的例子吗？谢谢黎老师！