(2019版)外研版高中英语必修第一册-Unit 5 Into the wild Using languagesppt课件.ppt

1、Unit 5 Into the wild Period 2 Using language Learning aims Leading in 1.The man (who talked to you just now) is an engineer. 2.This kind of book is for children (whose native language is Chinese). 3.I enjoyed the evening (that we spent together by the sea). 4.Who is the lady (that is standing over t

2、here with Ann)? What do “who”, “whose” and “that” refer to in each sentence? 定语从句（定语从句（）关系副词的用法关系副词的用法 Grammar 1.概述概述 当引导定语从句的关系词在从句中作时间、地点、原因状语当引导定语从句的关系词在从句中作时间、地点、原因状语 时，应使用关系副词时，应使用关系副词 when，where，why。 关系副词的作用如下：关系副词的作用如下： （1）指代表示时间、地点、原因的先行词；）指代表示时间、地点、原因的先行词； （2）在从句中充当句子成分）在从句中充当句子成分状语；状语； （3）

3、起连接作用，把主句和定语从句连接起来。）起连接作用，把主句和定语从句连接起来。 【即学即练】【即学即练】 找出句中的关系副词及定语从句修饰的先行词找出句中的关系副词及定语从句修饰的先行词 (1) There was a time when I hated to go to school. _ (2) It is a world of wonders, a world where anything can happen. _ (3) The reason why he did not come is quite clear. _ 关系副词：关系副词：when；先行词：；先行词：a time 关系

4、副词：关系副词：where；先行词：；先行词：a world 关系副词：关系副词：why；先行词：；先行词：the reason 2.关系副词引导的定语从句关系副词引导的定语从句 （1）when 引导的定语从句引导的定语从句 when 表示时间，代替先行词并在定语从句中作时间状语，其先行词往往表示时间，代替先行词并在定语从句中作时间状语，其先行词往往 是表示时间的名词，如是表示时间的名词，如time，day，week，year等。等。 【名师点津【名师点津 】 当先行词是时间名词时，定语从句既可用当先行词是时间名词时，定语从句既可用 when 引导，也可以用引导，也可以用 that 或或 wh

5、ich 引导，关键看关系词在从句中作何种成分。引导，关键看关系词在从句中作何种成分。 若关系词在定语从句中作状语，则用若关系词在定语从句中作状语，则用when 引导；若关系词在定语从句引导；若关系词在定语从句 中作主语或宾语，则用中作主语或宾语，则用 that 或或 which 引导。引导。 （2）where 引导的定语从句引导的定语从句 where 表示地点，代替先行词并在定语从句中作地点状语，表示地点，代替先行词并在定语从句中作地点状语， 其先行词往往是表示地点的名词，如其先行词往往是表示地点的名词，如 place，factory，house ，village 等，或表示抽象地点的名词，如

6、等，或表示抽象地点的名词，如 position，point， case，stage，situation，atmosphere 等。等。 【名师点津【名师点津 】 当先行词是地点名词时，如果关系词在定语从句中作主语或当先行词是地点名词时，如果关系词在定语从句中作主语或 宾语，则用宾语，则用 that 或或 which 引导定语从句。引导定语从句。 （3）why 引导的定语从句引导的定语从句 why 表示原因，代替先行词并在定语从句中作原因状表示原因，代替先行词并在定语从句中作原因状 语，其先行词是表示理由的名词语，其先行词是表示理由的名词 reason。 【名师点津【名师点津 】 若代替先行词若

7、代替先行词 reason 的关系词在定语从句中不作状语的关系词在定语从句中不作状语 ，而是充当主语或宾语，则用，而是充当主语或宾语，则用 that 或或 which 引导定语引导定语 从句。从句。 【即学即练】根据语境填入适当的关系副词【即学即练】根据语境填入适当的关系副词 (1) We will never forget the day _we flew at an altitude of 6，000 meters in the sky. (2) Do you still remember the days _we chatted with each other all night? (3)

8、 Do you still remember the days _we spent together on the farm? (4) Finally，we got to a factory，_many mobile phones of high quality were produced. when when that/which where (5) Its helpful to put children in a situation _ they can see themselves differently. (6) This is the house _was built by my g

9、randfather forty years ago. (7) I dont know the reason _ he didnt turn to his good friend for help yesterday. (8) I wont listen to the reason _ you have given us. why that/which that/which where 缺缺._._， 选择选择_ 定语从句定语从句 关系词的关系词的 选择选择 判断从句判断从句 _ 缺缺_，_, _, _ 选择选择._._ 句子成分句子成分 关系副词关系副词 状语状语 关系代词关系代词 宾语宾语

10、主语主语 Summary 总结做题方法总结做题方法 Step 1: Step 2： Step 3: 找先行词确定其性质（人找先行词确定其性质（人/物）物） 将先行词代入从句中看做何成分将先行词代入从句中看做何成分 确定关系代词确定关系代词 /关系副词关系副词 Connect the sentences with the relative adverbs when, where or why. 1. This is the school. I studied at this school a few years ago. 2. Can you tell me the time? The film

11、 will start at this time. 3. Do you know the reason? He is not here for this reason. This is the school where I studied a few years ago. Can you tell me the time when the film will start? Do you know the reason why he is not here? Exercise 1.He wrote a letter _ he explained what had happened in the

12、accident. 2. Finally, after four hours, they arrived at the campsite（营（营 地）地） _ their parents were waiting. 3. As the smallest child of his family, Alex is longing for the time _ he should be able to be independent. where where when Complete the sentences 4.There are many good websites _ you can check out the latest in the science world. 5.His interest started a few years ago, _ he was in college and studying wildlife science. when where Try your best!