Unit 5 Languages Around the World Grammar定语从句语法课件-2023-2024学年高中英语人教版（2019）必修第一册

Restrictive relative clauses(Ⅱ) Unit 5 Discovering Useful Structures 关系副词引导的定语从句 1 学习目标（1'） 1. To learn the attributive clause introduced by relative adverbs and pronouns+ relative pronouns. 2. To differentiate relative adverb from relative pronouns 找出下列句子中的定语从句、关系词及判断关系词在从句中充当的句子成分。 It was a time when people were divided geographically. Beijing is the place where I was born. There are many reasons why people learn a foreign language. 问题导学（5'） 时间状语 地点状语 原因状语 思考以下问题： 1. 引导定语从句的关系副词有哪些？ 2. 这些关系副词在定语从句中有什么作用？ 1．when引导定语从句 when表示________,代替先行词并在定语从句中做___________，其先行词往往是表示时间的名词，如time, day, year, month, week等。 2．where引导定语从句 where表示____________, 代替先行词并在定语从句中做__________，其先行词往往是具体地点place, room, mountain, airport或抽象地点的名词如case, state, condition, point, situation等。 3．why引导定语从句的用法 why表示________, 代替先行词并在定语从句中做__________，其先行词是表示理由的名词reason。 时间 时间状语 地点状语 地点状语 原因 原因状语 点拨精讲 当先行词为表示时间的名词(如：day, time, week, month, year等)，且关系词在从句中作时间状语，定语从句用when引导。 1. I still remember the time when I was in college. 2. we will never forget the day when we flew at an altitude of 6000 meters in the sky. 1. when引导的定语从句 当先行词为表示具体地点的名词(如：place, house, airport等)或抽象地点的名词(如：point, case, situation, stage, position, condition等) ，且关系词在从句中作地点状语，定语从句用where引导。 1. This is the hotel where they stayed. 2. we have reached a point where a change is needed. 3. He gets into a situation where it is hard to decide what is right or wrong. 2. where引导的定语从句 当先行词为表示原因的名词reason，且关系词在从句中作原因状语，定语从句用why引导。 1. This is the reason why he left in a hurry. 2. I don’t know the reason why he didn’t turn to his friends for help yesterday. 3. why引导的定语从句 观察例句 1. Do you remember the days when we chatted with each other all night? 2. Do you remember the days that/which we spent studying together in the classroom? 3. I don't know the reason why he didn't turn to his good friend for help yesterday. 4. We won't accept the reason that/which you have given. 5. Can you recognize the house where you used to live with your parents? 6.Can you recog