2020版英语新教材外研版必修一教案4.2.pdfVIP

Section Ⅱ Discovering Useful Structures Grammar —— 定语从句(Ⅰ) [新知导引] 诵读下列例句并感知画线部分的共性 1．There were deep cracks that/which appeare in the well walls. 2．Two thirds of the people who live there were dea or injured. 3．The number of people who were kille or badly injure in the quake was more than 400,000. 4．Soon after the quakes, the army sent 150,000 soldiers t o Tangshan to dig out those who were trappe an to bury th e dead. 5．Workers built shelters for survivors whose homes ha b een destroyed. 6．A doctor with whom James use to work die in the 2 016 earthquake in Ecuador. 7．The boy whose father is a teacher is a new classmate of mine. 8. China is a country that/which has a long history. [共性呈现] 1．第2、3、4 句中的定语从句使用了关系代词who，在定 语从句中作主语。 2．第1、8句中的定语从句使用了关系代词which/that，在 定语从句中作主语。 3．第6 句中的定语从句使用了关系代词 whom，在定语从 句中作宾语。 关系代词who/whom常用来指代人；关系代词that/which常 用来指代物；关系代词that 既可以指人也可以指物。 4．第5、7句中的定语从句使用了关系代词whose，在定语 从句中作定语，它既可以指人也可以指物。 [语法精释] who (whom)，which，that，whose 引导的定语从句 在复合句中，修饰某一名词、代词或整个主句的从句叫作定 语从句。 从句修饰的名词或代词叫作先行词，连接先行词和定语从 的词叫关系词。关系词的主要作用是连接主句和从句，同时指代 先行词，并在从句中充当一定的句子成分。关系词分为关系代词 和关系副词两种，关系代词有 that，which，who，whom，whos e等；关系副词有when，where，why。 一、关系代词的基本用法 1．who指人，在从句中作主语或宾语，作宾语时可省略。 The man who is talking with my father is a teacher. 正在和我父亲说话的那个人是个教师。 The gir (who) I met yesterday is his sister. 我昨天见到的那个女孩是他的妹妹。 2．whom指人，在从句中作宾语，常可省略，不能作主语。 The boy (whom) the teacher often praises is their monitor. 老师经常表扬的那个男孩是他们的班长。 注意：(1)关系代词whom在口语或非正式文体中常可用wh o来代替。 The boy(who/whom/that) we saw yesterday is Johns broth er. 昨天我们看到的那个男孩是约翰的哥哥。 (2)在从句中作介词的宾语且直接跟在介词后时，用whom， 不用who。 He is a man from whom we are a ready to learn. 他是我们大家都愿意向他学习的人。 [即学即练1] 关系代词填空 (1)Do you know the man who is talking with your m