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1、英语译林牛津版必修1Unit2 第 8-9 课时优质教案Period 8-9 Grammar and Usage The grammar item in this unit will still deal with attributive clauses. You are first expected to learn about the attributive clause introduced by a preposition + which and a preposition + whom. You will also learn how to use attributive claus
2、es introduced by the relative adverbs when, where and why. Step 1: Prep.+ which & prep.+ whom An attributive clause can be introduced by a prep.+ which/whom and lets see in what circumstances these two forms are used. 1. Point 1 on page 28 Point out the antecedents and their functions in the followi
3、ng two sentences. We thought you were a person from whom we could expect good decisions. (The antecedent is a person. In the attributive clause it serves as the object of the preposition from.) The money with which you were to buy dog food is gone. (The antecedent is the money.Its function in the at
4、tributive clause is the object of the preposition with.) 2. Point 2. The Maths teacher is the person from whom I got an A plus. Art is the subject about which I know little. 3. Points 3 and 4. Dad is a person to whom I can easily talk. Dad is a person I can easily talk to. Note: The preposition in t
5、he attributive clause must be used whether the relative pronouns are left out or not. 4. Point 5. The sentences in Point 5 show us how to use the attributive clause to modify the antecedent way. Now the exercises in Parts A and B on page 29. For Part A, you should pay attention to 精品p d f 资料 - - - 欢
6、迎下载 - - - - - - - - - - - - - - -欢迎下载 名师归纳 - - - - - - - - - -第 1 页，共 4 页 - - - - - - - - - - 精品学习资料 - - -p d f 精品资料 - - - - - - - - - - - - - - -the antecedent to see whether it refers to a person/people or sth./things. Complete each sentence according to its meaning. Step 2: Relative adverbs: when
7、, where and why Here you will learn in what condition when, where or why is used to introduce an attributive clause. And lets see what other words can be used to replace when, where or why. 1. When the noun or the antecedent refers to a certain period of time and is used as the adverbial of time in
8、the attributive clause, when is used to introduce the clause. Here when is used as a relative adverb. Let s read the three example sentences in Point 1 on page 30 and tell what whenrefers to in each of the sentences. In Sentence 1, when refers to on that day. In Sentence 2, when refers to at that mo
9、ment . In Sentence 3, when refers to at that time . So these sentences can be expressed in some other ways as the following: Do you remember the day on which we left you in charge? I often think of the moment at which I saw the UFO. I remember the time at which Eric won that speech competition. 2. W
10、hen the noun or the antecedent refers to a place and is used as the adverbial of place in the attributive clause, where is used to introduce the clause. Here where is used as a relative adverb. Read the four example sentences in Point 2 and tell what where refers to in each sentence. In Sentence 1,
11、where refers to in the house. In Sentence 2, where refers to in the country. In Sentence 3, where refers to in the city. In Sentence 4, where refers to in the family. So these sentences can be expressed in some other ways as the following: The police searched the house in which the thief had stayed.
12、 Mike wants to work in a country in which there are a lot of rain forests. Is Shanghai the city in which he was born? This is not a family in which bad behavior goes unpunished. 精品p d f 资料 - - - 欢迎下载 - - - - - - - - - - - - - - -欢迎下载 名师归纳 - - - - - - - - - -第 2 页，共 4 页 - - - - - - - - - - 精品学习资料 - -
13、 -p d f 精品资料 - - - - - - - - - - - - - - -3. When the noun or the antecedent is the word reason and is used as the adverbial of reason in the attributive clause, why is used to introduce the clause. Here why is used as a relative adverb. Read the two example sentences in Point 3. 4. Read the sentenc
14、es in Point 4 and learn how to say the sentences with attributive clauses introduced by when, where or why in more formal English. We can use in which instead of where, on which instead of when and for which instead of why in the three sentences. 定语从句（七）part01 关系副词引导的定语从句1. When 指时间，在定语从句中做时间状语(1) I
15、 still remember the day when I first came to the school. (2) The time when we got together finally came. 2. Where 指地点，在定语从句中做地点状语(1) Shanghai is the city where I was born. (2) The house where I lived ten years ago has been pulled down. 3. Why 指原因，在定语从句中做原因状语(1) Please tell me the reason why you miss
16、ed the plane. (2) I dont know the reason why he looks unhappy today.注意：关系副词引导的从句可以由“ 介词 +关系代词 ” 引导的从句替换(1) The reason why/ for which he refused the invitation is not clear, (2) From the year when/in which he was going to school he began to know what he wanted when he grew up. (3) Great changes have taken place in the city in which. /where I was born. 限制性和非限制性定语从句1.定语从句有限制性和非限制性两种。限制性定语从句是先行词不可缺少的部分，去掉它主句精品p d f 资料 - - - 欢迎下载 - - - - - - - - - - - - - - -欢迎下载 名师归纳 - - - - - - - - - -第 3 页，共 4 页 -
