Unit 4 Friends Forever Using language Grammar 定语从句课件 -2025-2026学年高中英语外研版 必修第一册

该高中英语课件聚焦定语从句，从定语基础入手，系统讲解定义、先行词与关系词（代词/副词）的组成，通过“找、判、替、连”四步构造法搭建学习支架，帮助学生衔接基础语法与从句知识。 其亮点在于以步骤化教学培养思维品质，通过合并句子、短文改写等多样化练习提升语言能力，结合“God help those who help themselves”等实例强化学习能力。学生能掌握从句运用，教师可借助清晰步骤与实例提高教学效率。

The Attributive Clause (定语从句) Unit 4 Friends forever —Using language 修饰名词和代词的成分，作定语的除了形容词外，还有代词、数词、名词、介词短语或相当于形容词的词或短语等。 定语: a beautiful flower 美丽的花 a tall boy 一位高个男孩 my teacher three boys clothes shop 服装店 the students in class 上课的学生们 3 Find the rule: The kinds of attribute(定语): 修饰, 限定 Function? Position（位置）? Kinds: 形容词/物主代词/名词/序数词/介词短语/从句 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。 1.It is a sunny day. 2.We stay in our classroom. 3.Our classroom is the first/second room on the second floor. 4. We are having English class. 5.The teacher who is giving us a lesson is Miss Guo. This is a beautiful . Attributive clause antecedent Relative word 先行词 定语从句 关系词 song we like which 在复合句中, 修饰或限定某一___ 词或 ___词的从句叫定语从句。 主句中被定语从句修饰的词叫 _________。引导定语从句的词叫做 __________。 先行词 关系词 名 代 先行词 关系词 定语从句 Mary is a girl who has long hair. 关系代词 关系副词 which，that，who, whom,whose,as 地点：where 时间：when 原因：why 关系词： Attributive Clause 1). 引导________。 2). 代替___________ 3). 在定语从句中充当_________。 从句 先行词 句子成分 6 Combine two sentences into a compound one with Attributive clause. This is my English teacher. My English teacher is beautiful. 找出相同部分 判断是人是物 替代词（从句引导词） 连接成一个句子 my English teacher 人 who/that This is my English teacher who/that is beautiful. 7 Have a try God help those people. Those people help themselves. 找 判 替 连 人 who/that God help those people who/that help themselves. 找 判 替 连 Gui yang is a place. Guiyang is well known for its cool weather. Gui yang is a place which/that is well known for its cool weather in summer. The girl The girl is Mary. We saw Mary yesterday. we saw yesterday is Mary. 关系词指人，作宾语whom/who/that/省略 (whom) (who) (that) The ball is hers. The ball is hers. which/that is red She likes the ball. The ball is red. she likes （which/that） 指物:which/that(主语，宾语，宾语时可省) The ball is red. Which house is small? The house is small. whose roof is brown The house is small. The house’s roof is brown. 指物: whose(定语) which/ that who/ that who/ whom/ that/ 省略 whose which/ that/ 省略 whose 作主语 指人 指物 作宾语 作定语 既指人，又指物： 用that the function of relatives in the Attributive Clause 指出关系代词在定语从句中所充当的成分： 1.The teacher who/that teaches us English is Miss Guo. 2.The classmate (whom/that) I met first is monitor. 3.The teacher whose voice is sharp is our head teacher. 4.We study in a room whose backdoor is near a trash can. 5. It is a room that/which can attract flies in the summer. 6. I believe you will never forget the days (that/which) we spent in this room. Exploration & Conclusion 主语,指人 宾语，指人 定语，指人（先行词的） 定语，指物（先行词的） 主语，指物 宾语，指物 14 2) The _______________ you just talked to is Mr. Li. whom/who/that ( ) 3) I like the ____________you bought yesterday. The _________ visited our school yesterday is from Canada. who/that Subject(主语) Object(宾语) 5) ______ parents are dead is lonely. whose which/that 6) I have a ________window faces south. 4) This is a ____________helps us learn English. Attribute(定语) which/that whose Subject(主语) Object(宾语) Attribute(定语) ( ) foreigner book dictionary Tom room person Rewrite the underlined sentences with that, which, who, whom and whose. 1. Lucy is my friend who/that has a hearing problem. 2. So I learnt a new language which/that allows me to “speak" with my hands. 3. Lucy is a smart girl whose ideas are always inspiring（鼓舞人心的）. 4. I sometimes have problems (that/which) I can’t solve. 5. Lucy is a good listener (whom/who/that) I enjoy sharing moments of my life with. 16 that/which whose who/that which/that (whom/who) Complete the post with that, which, who, whom or whose (A3, P55). 当关系代词在定语从句中做宾语/表语时，关系代词可以省略。 注意1： 关系代词之间的用法差异 通常情况下，指人的往往用that，who或whom；指物时常常用that或which。 但指人时，下列情况只能用who 1．当先行词是anyone, one, ones等词时。如： Anyone who works on math problems must be careful. 做数学的任何人都要小心。 2．在以there be开头的句子中。如： There is a teacher who wants to see you. 有一位老师要见你。 3．当先行词是those时。如： Those who agree put up their hands. 同意的人请举手。 注意2：关系代词之间的用法差异 指人时下列情况只能用that 。如： 当主句是以who或which开头的特殊疑问句时。如： Who is the girl that is drawing on the blackboard. 在黑板上画画的那个女孩是谁？ 1.This is the most interesting film ______ I have ever seen. 2.The third place ______ we are going to visit is New York. 3.This is the only food _____ I can find for you. 4.The students and things _____ you spoke of are known to us. 5.Who is the worker _____ took some pictures of the factory? 最高级 序数词 the only, the very, any, no, all等修饰 既有人又有物 已有who或which时 that that that that that 注意3：关系代词之间的用法差异 1. There is a man at the font door __________wants to see you. 2. The old man _______________you saw yesterday is a thinker. 3. Einstein is a scientist ____________ name is known all over the country. 4. Please pass me the notebook __________ cover is black. 5. This is the very theme park __________ children like best. 6. Can you tell me the people and things __________ you saw in Beijing? 7. Could you please find a room __________ is big enough for all of us to live in? 8. This is the second house__________we bought in France. 9. Can you give me anything__________can keep me warm? 10. The first thing ___________should be done is to get some food. 11. I think Guilin is the most beautiful city__________I have ever visited. 12. Who is the man _________ you spoke to just now? who （who/that/whom） whose whose that that which/that that that that that that $