Unit 5 Using Language 定语从句（ppt课件）-2022新外研版（2019）《高中英语》必修第一册.pptx

1、定语从句定语从句Attributive Clause1.The man who/that gave a speech at the opening ceremony is our headmaster.2.The teaching building(which/that)I like best is red.3.Do you know the boy whose leg was broken when he played basketball yesterday.Revision关系代词关系代词1关系代词先行词指代在从句中做的成分that人、物主、宾which物主、宾一.关系代词总结who人主

2、、宾whom人宾whose人、物定Observation1.Eventually,it manages to reach the places where it will spend the winter.2.The solution to the mystery of the monarchs amazing ability comes at a time when it is in serious trouble.3.Sadly,human activity is the main reason why the number of monarch butterflies is fallin

3、g.4.In many of the places where the butterfly can be found,people are destroying the natural environment.1.Eventually,it manages to reach the places where it will spend the winter.Eventually,it manages to reach the places.It will spend the winter there.Presentation2.The solution to the mystery of th

4、e monarchs amazing ability comes at a time when it is in serious trouble.The solution to the mystery of the monarchs amazing ability comes at a time.It is in serious trouble then.3.Sadly,human activity is the main reason why the number of monarch butterflies is falling.Sadly,human activity is the ma

5、in reason.The number of monarch butterflies is falling for the reason.In April 2017,two giant pandas from China arrived at a zoo in the Netherlands.There,they were welcomed to the Chinese-style compound they were to live.On 30 May,after the preparations were complete,the day finally came the pandas

6、met their fans for the first time.People were excited the zoo is the only place in the country it is possible to see pandas.In fact,the last time there were pandas in the Netherlands was in 1987.And of course,the main reason they were so excited is that pandas are just so cute!Underline the words th

7、at where,when,why refer to.2关系副词先行词指代在从句中做的成分where地点地点状语when时间时间状语二.关系副词总结whyreason原因状语缺._，选_定语从句关定语从句关系词的选择系词的选择判断从句判断从句的的_缺_，_,._选择_句子成分关系副词状语关系代词定语宾语主语三.关系词的选择I first met my best friend Jane in 2016 _ she was 12 years old.I first met my best friend Jane in 2016She was 12 years old in 2016.in 2016

8、先行词when先行词在定语从句中作时间状语，定语从句由关系副词_ 引导。whenwhen=at/in/on/during/after/before+whichI studied in the school for two months.The school was 5 miles away.The school _ I studied for 3 years was 3 miles away.先行词in the school where先行词在定语从句中做地点状语，定语从句由关系副词 _ 引导。where=at/in/on/behind/in front of/out of+whichwher

9、eThe reason _ I left my first primary school was that I moved to another city.Because I moved to another city.The reason why was that先行词the reason why先行词在定语从句中做原因状语，定语从句由关系副词_引导。whywhy=for+which This is the place where he works.This is the place which/that we visited last year.That was the time when

10、 he arrived.Do you still remember the time that/which we spent together?This is the reason why/for which he went.The reason that/which he gave us was quite reasonable.四.指点迷津：when,where,why与that,which的区分指时间，地点或原因的先行词在定语从句中作状语时用when，where或why；而作主语或宾语时，要用which或that。用关系副词when,where,why引导定语从句的两个前提条件是:(1)

11、_ (2)_。先行词为表时间、地点和原因的名词when,where,why在其引导的定语从句中作状语 This is the place _ he works.This is the place _ we visited last year.That was the time _ he arrived.Do you still remember the time _ we spent together?This is the reason _ he went.The reason _ he gave us was quite reasonable.wherewhich/that whentha

12、t/whichwhy/for whichthat/which 不及物动词或不及物动词或及物动词后有宾语及物动词后有宾语要求用关要求用关系副词作状语系副词作状语 及物动词后面无宾语及物动词后面无宾语(即缺宾语）或定语即缺宾语）或定语从句缺主语，就必须要用关系代词从句缺主语，就必须要用关系代词Vi:stay,work,live,arrive,study(学习学习)Vt:spend,visit,study(研究研究)，drop in(顺便拜访顺便拜访)五.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）将先行词将先行词代入代入从句中看从句

13、中看做何成分做何成分确定关系代词确定关系代词/关系副词关系副词先行词为表地点含义的抽象名词：situation,case,position,point 等，如从句中缺少状语时，用where引导定于从句。Its helpful to put children in a situation where they can see themselves differently.Their relationship has reached to the point where they have to divorece.wherewhenwhywhere31.He wrote a letter _ he

14、 explained what had happened in the accident.2.Sales director is a position _ communication ability is just as important as sales skills.3.As the smallest child of his family,Alex is longing for the time_he should be able to be independent.wherewherewhen4.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.6.Finally,after four hours,they arrived at the campsite（营地）（营地）_ their parents were waiting.wherewhenwhereThank you for your attention