1、Unit 4 Friends foreverPeriod 3 Using language 导学案 姓名： _ 班级： _学习目标（1） 掌握定于从句的基本概念：定语，定语从句，先行词，关系代词；（2） 了解关系代词在定于从句中的功能；（3） 会根据实际情况灵活正确选用相应的关系代词。知识梳理 请同学们阅读并理解以下内容。 一、什么是定语句子中修饰名词或代词的成分叫做定语。定语可以由形容词，名词，不定式，分词，动名词或从句来充当。eg:I bought an (expensive) computer. （形容词）I met someone( funny) on my way to school
2、. （形容词）（修饰不定代词的定语后置）she is an( English) teacher. （名词） I have a lot of work( to do). （不定式）The book( written by Tom) is very popular now. （过去分词短语）We can see the (rising) sun. （现在分词） = the sun is rising.He is in the( reading) room. (动名词) = the room for readingThe boy (who broke the window) is Toms brot
3、her. （从句）二、定语从句两个术语：先行词，关系代词先行词：被定语从句所修饰的名词、名词词组或代词关系词（关系代词或关系副词）：连接先行词与定语从句的词。 关系代词有：who, whom, whose, that, which等1、关系代词在定语从句中充当主语先行词为人时（1）两个单句为The boys are from Class One. The boys are playing football.（2）将两个单句合并为一句。The boys 在从句中作主语，关系代词中能作主语并代表人的是who, thatThe boys（whothat are playing football） a
4、re from Class One. (3) whothat=the boys, 在定语从句中做主语的成分，并连接先行词和定语从句。先行词为物时（1）I found the letter. The letter came yesterday.(2)将两个单句合并为一句。The letter在从句中作主语。关系代词中能作主语并代表物的是which, thatI found the letter(whichthat came yesterday).（3）whichthat=the letter, 在定语从句中做主语的成分，并连接先行词和定语从句。2. 关系代词在定语从句中充当宾语先行词为人时（1）
5、The man is my friend. You met the man just now（2) 将两个单句合并为一句。The man在从句中作宾语。关系代词中能作宾语并代表人的是whom, thatThe man (whomthat you met just now) is my friend.（3）whomthat=the man, 在定语从句中做宾语的成分，并连接先行词和定语从句。做宾语的关系代词whomthat 可以省略The man ( you met just now) is my friend.先行词为物时（1）This is the pen. He bought the pe
6、n yesterday.（2）将两个单句合并为一句。The pen在从句中作宾语。 关系代词中能作宾语并代表物的是which, thatThis is the pen (whichthat he bought yesterday).（3） whichthat=the pen, 在定语从句中做宾语的成分，并连接先行词和定语从句。做宾语的关系代词whichthat 可以省略This is the pen (he bought yesterday).3. 关系代词在定语从句中充当定语(1) I helped the man. The mans car was broken.(2) the mans
7、是名词所有格，起到定语的作用修饰 car, 用关系代词替换从句中重复的the man, 关系代词中能作定语，表示“谁的”是whoseI helped the man (whose car was broken).(3) whose=the mans, 在定语从句中做定语，并连接先行词和定语从句。 whose不但可以表示“谁的”，还可以指物，表示“什么的”。例如：I once lived in a house. The roof of the house has fallen in.I once lived in a house (whose roof has fallen in).通过以上几组
8、例句和讲解，我们发现关系代词的功能有_, _, _.【答案】指代先行词，引导定语从句，在定语从句中担任成分（主语，宾语，定语）训练案1. 阅读以下句子，勾出先行词。(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)Here is the pen that you lost
9、the day before yesterday. (5)He is the person whom I met in the park yesterday. (6)The book that you need is sold out. (7)The lady who came to our class is from Australia. (8)The man who shook hands with our teacher just now is Li Leis father. (9)She is one of the students in our class who are good at English.
