8.语从句表示“补充”、“评注”与“叙述”等

这类定语从句在意义上相当于并列连词and连接的并列句或独立的简单句。此类定语从句常见于非限制性定语从句中。

In 1988，he wrote A Brief History of Time，which quickly became a best-seller．(人教大纲版高二上第3页)

1988年，他写了《时间简史》，这本书很快成为畅销书。

此句可以理解为In 1988，he wrote A Brief History of Time，and this book quickly became a best-seller．

In their efforts to survive，they find themselves on the surface of the monster itself，which turns out to be a submarine．(人教大纲版高二下第12页)

在他们努力求生时，却发现自己就在这头怪兽的身体表面，原来怪兽竟然是一艘潜水艇。

此句可以理解为In their efforts to survive，they find themselves on the surface of the monster itself，and it turns out to be a submarine．

I've got two sisters，both of who mare in Shanghai．

我有两个妹妹，她们俩都在上海。

此句相当于I've got two sisters，and both of them are in Shanghai．

In the torchlight，he caught sight of a figure whom he immediately recognized as Bill Wilkins，our local grocer．(NCE第三册第2课)

借着电筒光，他看见一个人，马上认出那是本地杂货店主比尔·威尔金斯。

首先要注意此句中定语从句是非限制性的。此句相当于．．he caught sight of a figure and he immediately recognized it as Bill Wilkins．

The best time to visit is in June or July，when the South American winter cools the city，but the biggest tourism season comes around March，when the cariocas celebrate the sun with a four-day festival．(人教大纲版高二下第36页)

旅游的最好时间是六月或七月，这段时间是南美洲的冬季，整个城市都很凉爽。不过，最旺盛的旅游季节是在三月前后，这时，里约热内卢人为庆祝太阳而设了一个四天的节日。