Unit 2 A life s work Using language 语法 课件 2025 2026学年高中英语外研版选择性必修第三册

该高中英语课件聚焦表语从句，通过“秒懂”“八戒帮你秒懂”等趣味导入方式，从定义、系动词分类（五感、五变等）、表语形式（名词、分词等）到从句结构，搭建由浅入深的学习支架，帮助学生衔接已知与未知语法知识。 其亮点在于融合学习能力、语言能力与思维品质培养，以“定义-连接词-用法-练习”逻辑链系统讲解，通过单句语法填空、语篇填空及梅兰芳案例改写等实例，强化语法应用。总结部分清晰梳理结构与注意点，助力学生提升语言理解与表达能力，也为教师提供高效教学资源。

Unit 2 Using language Predicative clauses A life’s work 1 表语从句 一：定义  二：系动词有哪些？  三：  四：表语从句结构  五：表语从句语序  六： 连接词  七：连接词及用法  八：注意  九：练习 表语的形式有： 从属连词：that, whether, because, as if/though 连接代词：what, who, whom, whose, which 连接副词：when, where, how, why 一：定义 表语：用来说明主语的身份、性质、品性、特征、状态，位于连系动词后 面的单词或短语。 eg. She is a teacher. 表语从句：在复合句中充当表语的从句叫表语从句。位于主句的连系动词 之后，对主语进行解释、说明，使主语的内容具体化。 eg. The problem is that we lack time. 五感: look、sound、taste、smell、feel 五变: become、get、turn、go、grow 三保持: keep、stay、remain 二表像: seem、appear 一是: be(am、is、are、was、were) 2.系动词有： 1. It sounds a good idea. 2. The door remained closed. 3. Her job is cleaning the house. 4. You look terrific, Ann. 5. It seems as if it is going to rain. link verbs Predicative n. V-ed V-ing adj. sentence predicative clause 3.表语的形式有： This is what makes them so special. A simple restaurant was where he usually had the same meal of sausages, eggs and coffee. 主语 连系动词 表语（从句） 5. 结构：“主语+系动词+关联词+表语从句” 6：语序 1. The trouble is that I have lost his address. 2. What he wants to know is whether we can finish our work by tomorrow morning. 注意：表语从句必须用陈述语序。 7.连接词 连接词 that、whether、as if/as though、because等 连接代词 what、who、whom、whose、which 连接副词 when、where、how、why 7.连接词 用法归纳： a. that引导表语从句时，只起______作用，不作句子成分，没有意义。 b. whether引导表语从句时，只起______作用，不作句子成分，通常翻 译为“______”。注意，引导表语从句时通常不用if。 连接词及用法 (1)从属连词: that& whether ① The most important thing is that we finish the final task. ② The question is whether we can finish it in such a short time. ③ The reason why he was late is that he got up late. 连接 连接 是否 ① She is not who she was. ② Exercise is what keeps us healthy. ③ The winner will be whoever solves that problem. ④ My part will be whatever you give to me. (2) 连接代词: who, whom, whose, which, what,whatever, whoever, whichever, ... 用法归纳： 连接代词引导表语从句时，既起______作用，又作句子成分(通常作__________________)等。 连接 主语，宾语，表语 (3) 连接副词：when, where, why, how, whenever, wherever, ... ① The house is where Lu Xun once lived. ② Tomorrow is when it would be the most convenient. ③ The question is how much effort you can make. ④ That's why you should push yourself. ⑤ That’s because we were in need of money at that time. ⑥The best time to start is whenever you are ready. 用法归纳： 连接副词引导表语从句时，既起______作用，又作句子成分（通常作______）。 连接 状语 ① He looked as if he was going to cry. ② It looked as though it might rain at any minute.  (4) 其他词：as if, as though, ... 用法归纳：(as if / though 意为“仿佛，好像”，引导表语从句， 常位于 be look、seem、sound、smell、feel等系动词之后。) 注意：表语从句中的虚拟语气 当句子的主语是表示愿望、命令、建议、要求等，表语从句要用虚拟语气（should）do[主动]/ （should）be done [被动]。 一坚持：insist 二命令：order, command 四建议：advise, suggest, propose, recommend 六要求：require, request, ask, demand, urge, desire My suggestion is that we (should) get up early. 1. The reason he gave for failing the exam was _______________________ (因为他没有努力学习). 2. The problem is _________________________ (我们能否替换她). 3. That is __________________________ (他昨天缺席的原因). that he didn't study hard whether we can replace her why he was absent yesterday Practice 2. 1. The reason for his absence is he hasn’t been informed. 2. The last time that we had fun was we were visiting the Water Park. 3. What puzzled me was he left home without telling anyone. 4. That was was bothering her on the way to school yesterday. 5. The question remains he will be able to help us. that when why what whether 17 单句语法填空 1. The trouble is _____ I can't find my way. that 2. Without his support， we wouldn't be ___________ we are now. where/what 3. This is ______ my father has taught me—to always face difficulties and hope for the best. what 4. By boat is the only way to get here, which is _____ we arrived. how 5. He got caught in the heavy traffic. That was _____ he was late. why 6. Energy is ______ makes things work. what 7. We didn't set out; it was ________ we wanted to wait until our mother came back. because 8. The most pleasant thing of the rainy season is _____ one can be entirely free from dust. that 9. It sounds____________ someone is knocking at the door. as if/though 10. What cost him his life was _____ he was too careless. that 1. I've got a cold; that's ____ I wouldn't like to go out. 2. Fame and personal gain is ______ they're after. 3. The reason why Tom failed in the exam was _____he didn't work hard. 4. What made the doctor upset was _______ he should tell the patient the truth or not. 5. What is just beyond my imagination is _____ fortune should bless me with a chance to realize my dream. 6. She insisted that she did a good job, and that was ____ she disagreed with her father. 语法填空 why what that whether that where 语篇填空 Many people like drinking bottled water. The reasons vary from one person to another. One of the reasons is 1._____ some people think it is healthy and clean. Others drink bottledwater because it's convenient—you can carry it around with you. In hot countries, summer is often 2.______ people buy bottles of cold water. However, the truth is 3._____ using lots of plastic bottles is not a good idea. First, oil is 4.______ we need a lot to make plastic products. If we reduce the number of bottles we use, we wouldn't need so much oil. Plastic bottles also pollute the earth, which is 5._______ we human beings live and work. That is 6._____ we shouldn't use so many plastic bottles. So next time you want to throw away a plastic bottle into a bin, stop and think. Reusing it will be 7._____ you will help the environment. Go green! The point of going green is 8._____ you can make a difference to the world. that when that what where why how that Ⅱ.语篇填空 　　Why do many people like drinking water from plastic bottles? Some people think that’s 1.　　　　 it is healthy and clean.Others drink bottled water because it’s convenient—you can carry it around with you.In hot countries,summer is often 2.　　　　 people buy bottles of cold water.  because when However,the truth is 3.　　　 using lots of plastic bottles is not a good idea.First of all,oil is 4.　　　　 we need a lot to make plastic products.If we reduced the number of bottles we use,we wouldn’t need so much oil. Plastic bottles also pollute the environment,which is 5.　　　　 we human beings live and work.If we reused all our plastic bottles,we wouldn’t need so much space for rubbish dumps.But in some countries,people don’t reuse much of plastic.They reuse only a small amount.The rest becomes rubbish on land and in rivers and seas.These are 6.　　　　 we shouldn’t use so many plastic bottles.  that what where why 1.这就是他失败的原因。 2.他的声音听起来好像很年轻。 3.关键是你是否真的努力了。 4.他的建议是我们再举行一次班会来讨论这个问题。 5.坚持不懈是一种品质，这是做好任何事情所需要的。 His proposal is that we (should) hold another class meeting to discuss the problem. He sounded as if he were young. The key is whether you have really tried your best. Perseverance is a kind of quality and this is what it takes to do anything well. That is why he failed. Rewrite the underlined sentences using predicative clauses. Mei Lanfang was born into a family of Peking and Kunqu Opera performers in 1894. At the age of eight, he started training in Peking Opera on a daily basis. When he was 17, he kept a flock of pigeons and trained them to fly high. Every day Mei watched them as they flew, which helped him to develop the expressive eye movements that were so crucial to his art. His hard work and dedication made him a leading artist in Peking Opera. The age of eight was when he started training in Peking Opera on a daily basis. Watching the pigeons as they flew every day was how he developed the expressive eye movements that were so crucial to his art. His hard work and dedication were what made him a leading artist in Peking Opera. 3 Mei was also an innovator. In addition to new stage designs and singing styles, his innovations in make-up and costume design allowed for more vivid depictions of female characters. This contributed greatly to the development of Peking Opera.Until he passed away in 1961, Mei had been performing and encouraging the spread of Peking Opera for almost 60 years. This lifelong devotion has made him one of the most celebrated Peking Opera artists of all time. His innovations in make-up and costume design, which allowed for more vivid depictions of female characters, were what contributed greatly to the development of Peking Opera. This lifelong devotion was what has made him one of the most celebrated Peking Opera artists of all time. 表语从句的结构 主语 + 系动词 + 引导词 + 简单句 引导词 ｛ 从属连词：that, whether, because, as if/though 连接代词：what, who, whom, whose, which 连接副词：when, where, how, why 注意点 if 不引导表语从句。 表语从句的虚拟语气。 语序: 主系表（从）。 that引导表语从句时不能省略。 表语从句 Summary THANKS $