考点1 关系代词引导的定语从句
1. 关系代词的基本用法
    
        
            | 关系代词 | 先行词 | 在从句中的作用 | 
        
            | who | 人 | 主语、宾语 | 
        
            | whom | 人 | 宾语 | 
        
            | which | 物 | 主语、宾语 | 
        
            | that | 人或物 | 主语、宾语、表语 | 
        
            | whose | 人或物 | 定语 | 
        
            | as | 人或物 | 主语、宾语、表语 | 
    
 
(2020·山东卷)The 80,000 objects collected by Sir Hans Sloane, for example, formed the core collection of the British Museum which/that opened in 1759.
例如,汉斯•斯隆爵士的8万件藏品构成了1759年开馆的大英博物馆的核心藏品。
(2020·天津卷)Dr. Rowan, whose secretary resigned two weeks ago, has had to do all his own typing.
罗文博士的秘书两周前辞职了,他现在只能自己打字。