2020年中考英语知识点:各个关系代词和关系副词的具体用法1. who 指人,在定语从句中作主语。例如:The person who broke the window must pay for it.The boy who is wearing the black jacket is very clever.2. whom指人,在定语从句中作宾语。例如:Do you know the young man (whom) we met at the gate?Mr Lee (whom) you want to see has come.3. whose 指人,在定语从句中作定语。例如:The girl whose mother is ill is staying at home today.I know the boy whose father is a professor.4. which指物,在定语从中作主语或宾语。例如:A dictionary is a book which gives the meaning of words.Here is the book (which) the teacher mentioned yesterday.5. that多指物,有时也指人,在定语从句中作主语或宾语。例如:I’ve read the newspaper that(which) carries the important news.Who is the person that is reading the newspaper over there?6. when 指时间,在定语从句中作状语。例如:I’ll never forget the time when we worked>He arrived in Beijing>7. where 指地点,在定语从句中作状语。例如:This is the house where we lived last year.The factory where his father works is in the east of the city.四. 关系代词 whom, which 在定语从句中作介词宾语时,可以和介词一起放于先行词与定语从句之间,有时为了关系紧凑也可以将 whom 与 which 与先行词紧挨着书写,而将介词置于定语从句的后面,如:That was the room in which we had lived for ten years. = That was the roomwhich we had lived in for ten years.