Unit 6 Section 4 Grammar—定语从句(2)-【赢在微点】轻松课堂2023-2024学年新教材高中英语必修第二册（北师大版）

Section 4　Grammar—定语从句(2) 语法图解 观察句子 1.These terraces were built by the local ethnic groups to whom Guangxi is home. 2.This forms clouds from which rain falls down onto the mountain terraces once again. 3.These terraces also provide a perfect environment for birds and fish, some of which feed on insects that can harm the rice crops. 4.Building the terraces therefore meant that they could increase the areas in which they could grow rice. 我的领悟 1.“介词+关系代词”中的关系代词可以是which或whom,指人用whom,如句1;指物用which,如句2,3,4。 2.介词的判断可以根据固定短语,如句1中的短语be home to。  一、基本形式 1.“介词+which/whom”既可引导限制性定语从句,也可引导非限制性定语从句;先行词指物时,关系代词用which;先行词指人时,关系代词用whom;在限制性定语从句中,关系代词作宾语可以省略,但当介词放在关系代词之前时,关系代词不能省略。 ①Do not refuse to help those with whom you are not familiar. 不要拒绝帮助你不熟悉的人。 ②He bought the car for more than $20,000, with which his father was angry. 他花2万多美元买了这辆车,他父亲对此很生气。 ③She still remembers the day on which she won the prize. 她仍然记得她获奖的那一天。 ④The man with whom she entered the hall was her husband. 和她一起走进大厅的那位男士是她的丈夫。 微点　(1)在限制性定语从句中,若介词不提前,位于定语从句的末尾时,引导词that/which/who/whom作介词的宾语时可以省略。 ①This is the boy (that/whom/who) his parents are proud of. 这就是父母引以自豪的那个男孩。 ②This is the pen (that/which) I wrote my homework with. 这就是我写作业用的那支钢笔。 (2)在非限制性定语从句中,“介词+关系代词”中的介词不能移到从句的后面。 2.“the+名词+of which/whom”结构引导的定语从句,一般为非限制性定语从句。该结构中的名词和后面的关系代词为所属关系。 ①The newly⁃built café, the walls of which are painted light green, is really a peaceful place for us, especially after hard work. 新建成的咖啡馆,墙被刷成了浅绿色,对我们来说真是一个安静的去处,特别是在辛苦工作后。 ②This is the book, the cover of which is designed by Mr. Jones. 这本书的封面是由琼斯先生设计的。 3.“表示全部或部分的词语+of which/whom”结构引导的定语从句。常见的表示部分的词或结构有:不定代词(all, both, none, some, most, several等);数词(基数词、序数词、百分数、分数);the+形容词最高级/比较级。 ①John invited about 40 people to his wedding, most of whom are family members. 约翰邀请了大约40人参加他的婚礼,其中大部分是家族成员。 ②Your speech was heard by a group of five judges, all of whom agreed that it was the best one this year. 评委会的五位评委听了你的演讲,他们都认为你的演讲是今年最好的。 ③The football team has 15 members, the oldest of whom