定语从句最关键的就是确定
先行词,确定关系词.
先行词是被修饰词(名词或代词)
关系词的确定 1.看先行词所表示的含义-------人,物,地点名词,时间名词等等
2.从句缺少的成分--------主语,宾语,地点状语,时间状语等等
1. that可以在从句中充当的成分-------主语,宾语;可指代人或物
例如:The book that is on the desk is mine. 桌子上的那本书是我的.(that 做主语,指物)
The book that she is taking with is mine. 她拿的那本书是我的. (that做宾语,指物)
The man that is standing under the tree is my father. 站在树下的那个人是我的父亲.(that做主语,指人)
The man that my teacher is talking with is my father.正与我老师谈话的那个人是我的父亲.(that做宾语,指人)
2. which可以在从句中充当的成分-------主语,宾语;只能指代物
例如:I like the food which tasts hot.我喜欢辣的食物.(which做主语,指物)
I want the same bike which the boy is riding.我想要一辆和那个男孩骑的一样的自行车(which做宾语,指物)
3. when在从句中充当时间状语,先行词是时间名词,并且从句中缺少时间状语
例如:That is the day when he went to college. 就是他上大学的那天.
4. where在从句中充当地点状语,先行词是地点名词,并且从句中缺少地点状语
例如: That is the place where he used to live. 那就是他曾住过的地方.