Unit4 Discovering useful structures--定语从句导学案 一．定语: 修饰名词或代词的成分，用来说明名词或代词的品质与特征。 1.可充当定语的主要有形容词，名词，介词短语，非谓语，句子；常译为“……的” 2.在所修饰词之前的定语为前置定语，在所修饰词之后的定语为后置定语。 3. 单个的词作定语时要放于被修饰词的前面，短语或从句作定语时要放于被修饰词的后面。 例如： 1. This is a flower basket. 2. This is a basket full of flowers. 3. This is a flower basket bought by my friend. 4. The flowers in the basket were bought by my friend. 5. This is a flower basket that was bought by my friend . 二．定语从句:修饰某一名词或代词的从句，其作用相当于形容词。 先行词：被定语从句修饰的名词或代词。 关系词：引导定语从句的词。（引导词）关系词的作用： 连接主从句 指代先行词 在从句中充当成分 找出下列句中的定语从句。 1.The Tangshan earthquake was a terrible experience that my great-grandma cannot forget. 2.The couple who live next to us volunteered to help after the volcano erupted. 3.The supplies which were provided for the disaster area were collected from around the country. 4. Mr Li is an architect whose designs for the new town have won praise. 5. A doctor with whom James used to work died in the 2016 earthquake. 用法： 1. that 指人或物，在从句中作主语、宾语、表语，作宾/表时可省。 2. which 指物,在从句中作主语、宾语，作宾语时可省。 例子： 1.A plane is a machine _____ can fly. 2.The noodles _____ I cooked were delicious. 3.They planted the trees _____ didn’t need much water. 4.The fish _____ we bought yesterday were not fresh. 5.This is the house in _____ we lived last year. 3. who 指人,在从句中作主语、宾语，作宾语时可省。 4. whom 指人,在从句中作宾语，作宾语时可省。 例子： 1.The boy _____ broke the window is called Michael. 2.The person _____ you just talked to is Mr Li. 3.Mr Read is the professor to _____ you should write. 5. whose 指人和物，在从句中作定语，意为“……的”。whose+n可以用 “the +n.+of which/whom”或者“of which/whom +the +n.”代替 例子： 1.Miss Flower is the teacher_____house caught fire last week. 2.This is the boy _____composition the teacher thinks highly of. 3.This is the book _____ cover is blue. 6. as 指人和物，在从句中作主语、宾语、表语。用于 the same ... as ; as .....as ; such ... as ; so ... as等结构 例子： This is the same book _____ was bought yesterday. There is so warm a house _____we want to live in. 比较： It is so warm a house_____ we all admire. It is so warm a house _____we all want to have one. This is the same pen as I bought yesterday. This is the same pen that I bought yesterday. 学以致用［用适当的关系代词填空］ 1.The student _____ answered the question was John. 2.I know the person _____ house was destroyed in the earthquake. 3.Look, here are some people _____ I want you to meet. 4.Do you still remember the chicken farm _____ we visited three months ago 5.The house in _____ I used to live became ruins in a big fire. 6.Please give me the book _____ cover is green. 关系 代词 指代 在定语从句中所充当的成分 人 物 主语 宾语 定语 who √ √ √ whom √ √ ... ...
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