U5 Period 6 单元语法(1)：Relative Clauses(2)[定语从句(2)]-【优化探究】2025-2026学年新教材高中英语必修第二册同步导学案配套PPT课件（北师大版）

必修第二册 UNIT 5　HUMANS AND NATURE Period 6　Focus on Language 单元语法(1)：Relative Clauses(2)[定语从句(2)] 内容索引 NEIRONGSUOYIN 核心语法 专项突破 课堂检测 素养达标 核心语法 专项突破 [语法体会] ①I still remember the day when (＝on which) I first came to Beijing. ②The program has set up a big stage for young people with a talent for music，where (＝at which) some have stood out among them. ③The reason why (＝for which) he failed in the exam was that he didn't study hard. 自我探究： 1．在定语从句中要用下列关系副词： 用来指代时间的____________ (在从句中作时间状语，如句①)。 用来指代地点的____________ (在从句中作地点状语，如句②)。 用来指代原因的____________ (在从句中作原因状语，如句③)。 2．关系副词when，where和why可以用“介词＋which”来代替，如when＝____________，where＝____________，why＝____________。 when where why on/at which at/in/on which for which [知识精要] 关系副词引导的定语从句 关系副词在定语从句中作状语，从句不缺少主语或宾语，一般不可以省略。常见的关系副词有when，where，why。 1．when引导的定语从句 (1)当先行词是表示时间的名词(如time，day，year，month，week等)且在从句中作时间状语时，定语从句要用when引导。 (2)when可以转化成“介词＋which”的形式。 (3)当先行词表示时间，且关系词在从句中作主语、宾语或表语时，不能用when，而要用关系代词that 或 which引导定语从句(作宾语时关系词可省略)。 I still remember the time when I first became a college student. 我仍然记得我初为大学生的那段时光。 I have forgotten the exact date when (＝on which) this country became independent. 我忘记这个国家独立的确切日期了。 I'll remember the days (which/that) I spent with you. 我会记得和你度过的那些日子。 2．where引导的定语从句 (1)当先行词是表示地点的名词(如place，room，mountain等)且关系词在从句中作地点状语时，定语从句要用where引导。 (2)where可以转化成“介词＋which”的形式。 (3)当先行词是表示地点的名词，且关系词在从句中作主语、宾语或表语时，用关系代词that或which引导定语从句(作宾语时关系词可省略)。 (4)如果先行词是表示抽象地点的名词(如case，state，condition，position，point，situation等)，且定语从句中成分完整时，用关系副词where引导。 This is the hotel where (＝in which) they are staying. 这就是他们住的旅馆。 His father works in a factory which/that makes radio parts. 他的父亲在一家生产收音机零件的工厂工作。 We have reached a point where a change is needed. 我们到了必须改一改的地步。 He got into a situation where it was hard to decide what is right and wrong. 他陷入一种难以分辨是非的局面。 It puts me in a position where I can't afford to take the job. 这使我陷入一种不能接受此工作的境地。 3．why引导的定语从句 (1)当先行词是表示原因的名词reason，且关系词在从句中作原因状语时，定语从句要用why引导。 (2)可以用for which来代替why。 (3)why只能引导限制性定语从句。 This is the reason why (＝for which) he left so soon. 这就是他匆匆离去的原因。 注意：(1)有时为了表达得更清楚，可以在关系副词where/when前加上介词to，from等。 (2)对一些特殊的先行词如time，day，house，place，reason等要注意具体情况具体分析，作主语、宾语和表语时可用that/which引导定语从句，作状语时可用when/where/why等或“介词＋which”引导定语从句。 China is the birthplace of kites，from where kites spread to Japan，the Republic of Korea，Thailand and India. 中国是风筝的故乡，风筝从这里传到了日本、韩国、泰国和印度。 I'll never forget the days when we worked together. 我永远不会忘记我们在一起工作的日子。(作状语) I'll never forget the days (which/that) we spent together last summer. 我永远不会忘记我们去年夏天一起度过的日子。(作宾语) 课堂检测 素养达标 Ⅰ.单句语法填空 1．They went back to the scenes ____________ they had played together and sung together. 2．The moment ____________ the first rays of sunlight painted the sky signaled the beginning of a new day. 3．We aim to create a working atmosphere ____________ all employees work together to create win-win situations. where when where 4．There isn't much work to do this coming Saturday, which is part of the reason ____________ I plan to visit my uncle then. 5．I will never forget the day ____________ I spent with the famous astronaut. 6．One of the reasons ____________ people fail to get a good night's sleep is pressure from school or work. 7．There are some cases ____________ many students find themselves hard to get used to so many challenges. why that/which why where 8．Is this the house ____________ Tom once visited? 9．We will put off the picnic in the park until next week，____________ the weather may be better. 10．Opposite is a famous concert hall，____________ you can hear some lovely music. that/which when where Ⅱ.完成句子 1．我们已经进入到一个梦想最有可能实现的时代。 We have entered an age ___________________________________ _________________． 2．我们生活在数字化时代，人们利用社交媒体来交新朋友。 We are living in the digital age ______________________________ to make new friends. when dreams have the best chance of coming true when people use social media 3．你也可以参观城市博物馆，从你住的酒店步行就能到。 You can also visit the city museum, which is within walking distance of the hotel ____________________． 4．我当时缺席的原因是我正忙着为高考作准备。 ____________________________ then was that I was busy preparing myself for the college entrance examination. where you stay The reason why I was absent 5．英语在全世界被广泛使用的原因有很多。 There are many reasons ________________________________ around the world. why/for which English is widely used $$