Unit 5 Humans and nature Lesson 1 A sea story 定语从句 课件-2024-2025学年高中英语北师大版（2019）必修第二册

Unit 5 Humans and Nature Grammar Focus Relative Clauses 1 a red apple an elegant girl 形容词作定语 your friend his pen 代词作定语 a man with glasses banana tree shoe store 名词作定语 Focus on Grammar: Relative Clauses 定语就是用来修饰名词的成分 介词短语作定语 the beautiful / the naughty girl The girl is Alice.（主句） The girl who is beautiful is Alice. The girl who is naughty is Alice. who is beautiful who is naughty 定语从句 定语从句 修饰一个名词或代词的单词或短语叫定语，如为一个句子则称为定语从句，一般紧跟在它所修饰的先行词后面。 Structure:主句+先行词+关系词+从句 Grammar rules Function: 关系代词 指代 that, which 物 that, who, whom 人 whose 所属关系 (人和物) Relative pronouns Complete the following sentences with relative pronouns. Circle the relative pronouns that can be left out. 1. Have you found the keys ________________ you lost? 2. We stayed at a hotel _____________ Tom recommended to us. 3. The people _____________ work in the office are very friendly. 4. What's the name of the man _________ car you borrowed? 5. The man __________________ I was sitting next to on the plane talked all the time. that / which that / which that / who whose whom / who / that 关系代词指代先行词在从句中作宾语时可以省略 Read the sentences from the text. Underline the words that introduce relative clauses and circle the words that the relative clauses refer to. 1. That was the day when it took only six hours to beak my body and soul. 2. … the reason why I’m here to tell the story is that I made the right decision. 3. … and the waves soon carried me to an area where the other fishermen were. Observing and Exploring The relative adverb (关系副词) Referring to Function in the clause when (= at / in / on / during which) where (= in / at which) why (= for which) time 修饰时间 place 修饰地点 reason 修饰原因 Relative adverbs 如何判断用关系副词还是关系代词? 选用定语从句的关系词时，需注意两点： 1.先行词 2.关系词在从句中充当的成分。 在从句中作主语、宾语、定语时用 在从句中作状语时用 关系代词 关系副词 How to use 方法一：先判断先行词在从句中充当什么成分， 在从句中作主语、宾语则选择关系代词，在从句中作状语则用关系副词。（或者看从句是否完整） 方法二：判断从句中谓语动词是 vt (及物动词) 还是vi (不及物动词)，vt 后缺少宾语，则用关系代词，若是 vi，则用关系副词。 关系词的选择 How to use 1. This is the place _______________ he works. 2. This is the place ___________ we visited last year. 3. That was the time ______________ he arrived. 4. Do you still remember the time _____________ we spent together? where / in which which / that when / at which that / which Exercise 5. We are just to reach a point ___ both sides will sit down together and talk. A. where     B. that     C. when     D. which 解析: 本句中先行词 a point 表示发展的阶段、地步， 为抽象地点，故选关系副词 where 引导定语从句。 真题解析 A Exercise 6. The film brought the hours back to me _____ I was taken good care of in that far-away village. 　A. until B. that C. when D. where　 解析: 本题考查定语从句，主句中的先行词 the hours 表示 时间，与关系词被其它成分隔开, 只要能够辨别真正的先行 词，且确定关系词在从句中作状语（= during the hours）， 即可确定本题要选择表示时间的关系副词 when. 真题解析 C Exercise 真题解析 7. Let me think of a proper situation _______ this sentence can be used. A. where B. that C. of whom D. which A 先行词是 situation，case，position，point，stage 等表示抽象空间概念的词时，一般用 where（= in which）。 Exercise Thank You ! $$