非限制性定语从句高考考点解读

考点一、关系代词引导的非限制性定语从句

【真题再现】

1. I borrowed the book Sherlock Holmes from the library last week, _____ my classmates recommended to me. (2014年北京卷单项填空)

　A. who B. which C. when D. where

2. I wish to thank Professor Smith, without _____ help I would never have got this far. (2012年天津卷单项填空)

　A. who B. whose C. whom D. which

3. After the flooding, people were suffering in that area, _____ urgently needed clean water, medicine and shelter to survive. (2012年江苏卷单项填空)

　A. which B. who C. where D. what

4. _____ is often the case with children, Amy was better by the time the doctor arrived. (2013年陕西卷单项填空)

　A. It B. That C. What D. As

Key: 1-4 BBBD

【考点解读】非限制性定语从句不能用that引导，先行词指物时可用which和whose引导，指人时可用who, whom, whose引导。另外，非限制性定语从句还可用as引导。在题1中，设空处引导非限制性定语从句，补充说明先行词the book Sherlock Holmes，且在从句中作宾语，故选which。在题2中，设空处引导非限制性定语从句，补充说明先行词Professor Smith，且在从句中作help的定语，故选whose。在题3中，设空处引导非限制性定语从句，补充说明先行词people