Unit 1非限定性定语从句-2025-2026学年高中英语选修一语法重难点精讲（外研版）

选修1外研版 【语法精讲】 非限定性定语从句精讲 语法专版 【语法专题】非限定性定语从句专项突破 高中外研版选修1 语法精讲 语法概述：高中外研版选修1Uit1:非限定性定语从句=对先行词进行补充说明的从句，通常用 逗号与主句隔开，去掉后不影响主句意思，在句中作定语。 重难点讲解 重难点一：非限定性定语从句与限定性定语从句的区别讲解： 非限定性定语从句对先行词起补充说明作用，与主句之间用逗号隔开，去掉后不影响主句意思的 完整性；引导词不可用hat,且不能省略。 限定性定语从句对先行词起修饰限定作用，与主句之间无逗号，去掉后会影响主句意思：引导词 that可指代人或物，有时可省略。 The book,which I bought yesterday,.is very interesting.(非限定性，逗号隔开，去掉后主句“The book is very interesting”仍完整) The book that I bought yesterday is very interesting.(限定性，无逗号，限定“买的那本书”) 真题再现： 1.(2024 北京海淀期中，外研版)My brother,,一is a doctor,works in a hospital in Shanghai. A.who B.that C.which D.whom 答案：A解析：逗号隔开，为非限定性定语从句，先行词“brother”指人且在从句中作主 语，用who,that不可用于非限定性定语从句。 2.（2023 江苏南京月考，外研版)This is the house一we lived in last year. A.who B.which C.where D.when 答案：B解析：无逗号，为限定性定语从句，先行词“house'”指物且在从句中作介词in的 宾语，可用which或that,此处选B。 1 选修1外研版 【语法精讲】 非限定性定语从句精讲 重难点二：非限定性定语从句中关系代词的用法讲解： 指代人时，主格用who,宾格用whom(常可省略)，所有格用whose:指代物时用which:指代整 个主句内容时用which。 Mi.Smith,who is our English teacher,.will leave for London next week.(who指代人作主语) Her brother,.whom she loves very much,is studying abroad.(whom指代人作宾语) The city,whose scenery is beautiful,attracts many tourists..(whose表所属关系) He passed the exam,which made his parents very happy.(which指代主句“通过考试”这件事) 真题再现： 1.(2024浙江杭州期末，外研版)She has two daughters,一are teachers. A.both of who B.both of whom C.both of which D.both of that 答案：B解析：逗号隔开为非限定性定语从句，先行词“daughters”指人，“both of+宾格” 结构，用whom。 2.(2023广东广州期中，外研版)The meeting was put off,.一was exactly what we wanted. A.that B.which C.who D.where 答案：B解析：which指代主句“The meeting was put off”这件事，在从句中作主语，非限 定性定语从句用which。 重难点三：非限定性定语从句中关系副词的用法讲解： 关系副词when指代时间，where指代地点，why不可用于非限定性定语从句（限定性中可用），在 从句中均作状语。 We will visit Beijing,where the2o08 Olympics were held.(where指代地点“Beijing”,作地点状语) I was born in2000,when my parents worked in Shanghai.(when指代时间“2000”，作时间状语) 真题再现： 1.(2024 山东青岛期中，外研版)We went to the village,._we spent our childhood, A.that B.which C.where D.when 答案：C解析：逗号隔开为非限定性定语从句，先行词“village'”表地点，从句中缺少地点 状语，用where. 2.(2023湖北武汉月考，外研版)He came to Beijing in20l0,一he began to learn Chinese. A.when 2 选修1外研版 【语法精讲】 非限定性定语从句精讲 B.which C.that D.where 答案：A解析：逗号隔开为非限定性定语从句，先行词“2010”表时间，从句中缺少时间 状语，用when。 重难点四：“介词+关系代词”在非限定性定语从句中的应用讲解： 当从句谓语动词与先行词存在搭配关系时，介词可提前至关系代词前，此时关系代词指人用who, 指物用which,不可用that。 This is the singer,.for whom we have waited a long time.(wait for为固定搭配，介词for提前，指人 用whom) The house,in which I lived for 10 years,was sold last month.(live in为固定搭配，介词in提前，指物 用which) 真题再现： 1.(2024 天津和平区期末，外研版)The man,_I talked on the phone just now,is my uncle, A.who B.whom C.to whom D.with who 答案：C解析：“talk to sb”为固定搭配，介词to提前，先行词“man”指人，用whom,构 成“to whom”。 2.(2023四川成都期中，外研版)The factory,_products are popular all over the world,.was founded in1990. A.which B.whose C.of which D.in which 答案：C解析：“products of the factory”表示“工厂的产品”，可用“of which products”或 “whose products”,此处选项中“of which”符合，即“of which products”。 易错点综合演练 I单项选择（直击重难点） 1.My brother,is studying in the UK,will come back next month. A.who B.that C.which 3 选修1外研版 【语法精讲】 非限定性定语从句精讲 D.whom 2.This is the parkwe had a picnic last summer. A.which B.where C.when D.why 3.The film,I watched last night,was very moving. A.who B.whom C.which D.whose 4.She has a good friend,father is a famous doctor. A.who B.whom C.which D.whose Ⅱ.用所给词的适当形式填空（强化句型结构） 1.The girl(sit)next to me is my cousin,who loves reading 2.He passed the exam,(make)his family very proud. 3.This is the city(where)I was born. 4.The book,(which)cover is red,belongs to my sister. Ⅲ短文填空（综合运用） 用适当的关系代词或关系副词填空，使短文完整通顺。 Mr.Li,1.is our math teacher,comes from Sichuan.He lives in a house 2.-is near our school.Last week,he told us a story about his childhood,3.-made us laugh a lot.His daughter,4.-is studying in college now,often visits him on weekends.We all like him because he is kind,5.-makes him popular among students. V.句型转换（巩固句式） l.The girl is my classmate.She is wearing a red dress.(合并为非限定性定语从句) -The girl,__wearing a red dress,is my classmate 2.He bought a new bike.Its price is very high.(合并为含“介词+关系代词”的定语从句) -He bought a new bike,_-price is very high. 4 选修1外研版 【语法精讲】 非限定性定语从句精讲 3.The meeting was very important..It was held yesterday.(合并为非限定性定语从句) -The meeting,held yesterday,was very important. 4.This is the village..I grew up there.(合并为含关系副词的定语从句) →This is the village-一grew up 参考答案 I.单项选择：1.A2.B3.C4.D Ⅱ.用所给词的适当形式填空：1.sitting2.making3.where4.whose Ⅲ.短文填空： 1.who 2.which 3.which 4.who 5.which V.句型转换： 1.who is 2.of which 3.which was 4.whereI 5