1、第四学时 Grammar 语法精讲【 观察领悟 】观察下列句子， 体会定语从句的用法。 1 I will never forget the day when I met him.2 Tom was the last person to whom I applied for the information.3 He was generous with his time， for which I was grateful.4 The place where we visited was very beautiful.5 .we were put into a position in which w
2、e had either to accept we were less important， or fight the government.【 自我归纳 】1例句 1关系副词是 _，在定语从句中作_；例句 4的关系副词是 _，在定语从句中作 _。2在 “介词 which/whom”引导的定语从句中，例句 3的which用于指代 _；例句 2的 whom用于指代_。3 “ 介词 which/whom”结构中介词的选择一般取决于先行词的习惯搭配，如：例句 5；从句中的动词、形容词等的习惯搭配，如：例句 2、 3。when 时间状语where地点状语物 人关系副词 (when/where/why)
3、引导的定语从句We will never forget the days when we stayed at that beautiful countryside.我们永远不会忘记在那个美丽乡村待的那些日子。Can you explain the reason why you dont help him?你能解释一下你不帮助他的理由吗？This is the factory where( in which) the explosion happened.这就是发生爆炸的那家工厂。注意： (1)当先行词分别为表示时间、地点或原因的名词 ，且从句中需要相应的时间、地点或原因作状语时 ， 则用关系副
4、词。(2)why引导定语从句时 ， 先行词一般为 reason。二、 “介词 which/whom”引导的定语从句在 “介词关系代词 ”引导的定语从句中，关系代词只能用which或 whom。这就是我花 10元钱买的那本书。2根据先行词的搭配习惯。The company in which Peter is working is very famous.彼得正在工作的公司非常出名。3看与从句中形容词的搭配。The student with whom she is strict has made great progress.她要求很严的那位学生取得了很大进步。4表 “所有 ”关系或 “整体中的一
5、部分 ”时，用 of。The old woman has two sons， both of whom are doctors.这位老太太有两个儿子，两个儿子都是医生。三、抽象的地点名词与定语从句像 situation， case， point， stage， activity， position，scene等表示抽象 “地点 ”的名词作先行词时，若定语从句中缺少主语、宾语或表语，应用关系代词 which或 that来引导；若定语从句中缺少地点状语时，应用关系副词 where来引导。Have you met with the case where you are misunderstood b
6、y others?你遇到过被人误解的情形吗？Have you met with the case which is similar to this one?你遇到过和这种情况相似的情形吗？跟踪练习一、用正确的关系词填空1 Water is a liquid, the boiling point of_is 100 .2 This is the theater_well visit a wellknown pianist.3 I still remember the night_she left the house.4 The reason_he was absent is that he was ill.5 The scientist about_we are talking has gone abroad.6 The ice on_you skate must be very hard.7 The town around_I will show you is very beautiful.8 The room_we took pictures is dusty.whichwherewhenwhywhomwhichwhichwhere
