语从句中的连接词在从句中不作任何成分，去掉后从句的成分仍然完整。如：
①This is the factory where (in which) his father once worked. 这就是他的父亲曾经在那里工作过 的那个工厂。（定语从句） ②Put back the book where it was. 把书放回原处。（状语从句） 4.2.4定语从句中的关系词在从句中充当某种句子成分，因此去掉它则从句成分不完整；而结果状
①It is such an interesting book as we all like. 它是我们大家都喜欢的如此有趣的书。（as用作动 词like的宾语，它引导的是定语从句） ②It is such an interesting book that we all like it. 它是一本如此有趣的书，我们大家都喜欢它。 （that不充当句子成分，故它引导的是结果状语从句）
1. We will discuss a number of cases where beginners of English fail to use the language properly. 2. All the neighbors admire this family where the parents are treating their child like a friend. 3. It’s helpful to put children in a situation where they can see themselves differently. 4. Dancing is an activity where sight matters more than hearing.
定从与状从的区别
• • • • • • • • • • • • • 4.2.1定语从句的前面有名词作先行词，而状语从句没有先行词。 ①This is the place where we used to live a few years ago. 这是几年前我们居住的地方。（定语 从句，先行词为the place） ②Let’s go where we can find a better job. 我们到能找到更好的工作的地方去吧。（地点状语从 句） 4.2.2定语从句修饰、限制、说明名词，只能放在先行词的后面，而状语从句说明动作发生的情况，
并且可以放在主句的前he time when the class is over? 你知道下课的时间吗？（定语从句） ②It was already five o’clock when the class was over. =When the class was over, it was already five o’clock. 当下课时己经是5点了。（时间状语从句） 4.2.3 When, where和why在引导定语从句时可以用“介词＋which”的结构来替换，在引导状语从
14. Before graduating from Xi’an Jiaotong Unviersity she got to a point in her life ______ she had to decide whether to continue to get her further education or to get a job. A. that B. what C. which D. where