Unit 5 Working the Land Discover Useful Structures 课件-2025-2026学年高中英语人教版选择性必修第一册

该高中英语课件聚焦主语从句的形式与基本用法，以“南袁北李”的追梦故事为导入，通过“Recognize-Explore-Understand-Apply-Assess”五步学习支架，从识别核心例句（如“What makes them great is that they never gave up...”）到分析引导词（what/that/whether等）功能，帮助学生逐步掌握语法知识。 其亮点在于融合语言能力与文化意识培育，以科学家追梦事迹为语境，将语法学习与价值观教育结合，如用李振声生平例句（“that his dream is to ensure...”）解析that的连接功能，提升语言理解与表达能力。通过“写梦想邮件”任务应用主语从句，培养思维品质，学生能提升语法应用与写作能力，教师可借助结构化流程和丰富案例高效教学。

Learning Objectives By the end of this lesson, I will be able to: 1. know the form and basic usage of subject clause. 2. write and share dreams with subject clauses. 3. develop a positive attitude to pursue dreams. __________ Father of hybrid rice Father of hybrid wheat 南袁北李 What makes Yuan Longpign and Li Zhensheng great is that they never gave up their dreams of ensuring the Chinese people have enough to eat. Recognize explore apply understand assess Clause（从句） makes Yuan Longpign and Li Zhensheng great Subject Clause Leading word （引导词） When a clause serves as Subject, we call it . Subject Clause (主语从句) Meaning:“the thing” Function: What Subject（主语） V谓语 O（宾语） S主语 Observe and Find 1. That his dream is to ensure the Chinese people have enough to eat is a fact. that Meaning: Function: how Meaning: Function: connector（连接） no meaning Adverbial（状语） “the way” 2. How Mr. Li pursued his dream is that he chose to study agriculture. V （谓语） P（表语） S（主语） S（主语） O（宾语） Adv（状语） Recognize explore apply understand assess V （系动词） Watch to learn more about Li Zhensheng’s life experience recognize Explore apply understand assess Card 1 Li Zhensheng was born in Shandong in 1931 is a fact. Card 2 In his early years, planted a seed in his heart was the memory of hunger. Card 3 After high school, he chose popular majors or followed his dream was a crucial choice. Card 4 he made the decision to study agriculture at Shandong Agricultural College in 1948 is clear—he wanted to solve hunger. Card 5 could solve the wheat stripe rust problem became the biggest question for Chinese farmers in the 1950s. Card 6 In 1979, he succeeded in was breeding "Xiaoyan 6". recognize Explore apply understand assess Discuss and Choose （that/what） （what/why） （that/whether） （why/who） （that/who） （whether/what） That Li Zhensheng was born in Shandong in 1931 is a fact. S（主语） V （系动词） P（表语） that Meaning: Function: connector（连接） no meaning Adv（状语） recognize Explore apply understand assess Explore function and meaning In his early years, what planted a seed in his heart was the memory of hunger. V （谓语） O （宾语） Adv（状语） S（主语） Meaning:“the thing” Function: Subject（主语） what recognize Explore appy understand assess After high school,whether he chose popular majors or followed his dream was a crucial choice. V （谓语） O （宾语） S （主语） whether Meaning: Function: connector（连接） a doubt recognize Explore appy understand assess Why he made the decision to study agriculture at Shandong Agricultural College in 1948 is clear—he wanted to solve hunger. V （谓语） O （宾语） S （主语） Adv（状语） why Meaning: Function: Adverbial（状语） “the reason” recognize Explore apply understand assess Who could solve the wheat stripe rust problem became the biggest question for Chinese farmers in the 1950s. V（谓语） O（宾语） S（主语） Meaning: Function: Subject（主语） who “the people” recognize Explore apply understand assess In 1979, what he succeeded in was breeding "Xiaoyan 6". S （主语） V （谓语） O （宾语） Meaning: Function: Object（宾语） what the thing recognize Explore apply understand assess That Li Zhensheng was born in Shandong in 1931 is a fact. After high school, whether he chose popular majors or followed his dream was a crucial choice. Leading words Function meaning that whether connector (连接） a doubt Subordinate Conjunction(从属连词) S V Adv S O V P recognize Explore apply understand assess In 1979, what he succeeded in was breeding "Xiaoyan 6". In his early years, what planted a seed in his heart was the memory of hunger. Who could solve the wheat stripe rust problem became the biggest question for Chinese farmers in the 1950s. Leading words Function meaning what which whom whose subject（主语） predictive(表语) attributive(定语) the thing the people V S O S V O Adv S V O who object（宾语） recognize Explore apply understand assess Conjunctional Pronoun(连接代词) Why he made the decision to study agriculture at Shandong Agricultural College in 1948 is clear—he wanted to solve hunger. More Sentences： When farmers should start sowing seed depends on the local temperature and rainfall. Where we can grow crops is a key question for areas with little rain. How farmers can effectively prevent crop diseases has been a hot topic. Leading words Function meaning why adverbial（状语） the reason the time/place/way when where how V S O Adv V S O V S O V S O Adv Adv Adv recognize Explore apply understand assess Conjunctional adverb(连接副词) Tip1:To choose the leading words, we should check if a clause lacks components and analyze the functions and meanings of leading words. Leading words Function meaning that whether what who which whom whose why connector (连接） subject（主语） object（宾语） adverbial（状语） predictive(表语) attributive(定语) a doubt the thing the people the reason the time/place/way when where how recognize Explore apply understand assess is a fact. Card 1 that Li Zhensheng was born in Shandong in 1931. It is a fact That Li Zhensheng was born in Shandong in 1931 Empty It（It做形式主语） Tip 2: recognize Explore apply understand assess To avoid top-heaviness and make the sentence more natural to read, we can use the Empty It. After about 20 years of efforts, in 1979, what he succeeded in was breeding "Xiaoyan 6". It is significant that this achievement has turned his dream into reality and pushed the nation's food security a big step forward. After that, he did not stop his journey of chasing dreams. According to statistics, the cumulative promotion of the "Xiaoyan" series of wheat has gone beyond 500 million mu. Where his achievements have spread is Central Asia, such as Pakistan and Uzbekistan. The domestic and international awards are the best recognition of his achievements in chasing dreams. In him, we see a scientist's persistent pursuit of dreams, and more importantly, the great power of dreams in harmony with the of the times and the destiny of the nation. ① ② What he succeeded in was breeding "Xiaoyan 6". Where his achievements have spread is Central Asia. Tip3: To highlight the content and draw the reader’s attention,we can use the subject clause. It is significant that this achievement has turned his dream into reality and pushed the nation's food security a big step forward. ③ recognize explore apply Understand assess Identify and underline The Dream Chaser in the Wheat Fields Li Zhensheng is known as the "Father of Hybrid Wheat". He has devoted his entire life to realizing the dream of ensuring the Chinese people have enough to eat. He was born in Shandong in 1931. In his early years, the memory of hunger was planted in his heart —this seed grew into a dream.After graduating from high school, whether he chose popular majors or followed his dream was a crucial choice. Finally, in order to pursue his dream,he chose to study agriculture at Shandong Agricultural College.In1956, China's wheat-producing areas were facing a severe threat from stripe rust. How to make wheat varieties that are both rust-resistant and high-yielding became a challenge but also a key test for Li Zhensheng.He put forward the idea of "distant hybridization", which was questioned by many. However, he knew that this was a path to realize the dreams. Therefore, he worked day and night in the fields. After about 20 years of efforts, in 1979,what he succeeded in was breeding "Xiaoyan 6". It is significant that this achievement has turned his dream into reality and pushed the nation's food security a big step forward. After that, he did not stop his journey of chasing dreams. According to statistics, the cumulative promotion of the "Xiaoyan" series of wheat has gone beyond 500 million mu. where his achievements have spread to Central Asia, such as Pakistan and Uzbekistan. The domestic and international awards are the best recognition of his achievements in chasing dreams.In him, we see a scientist's persistent pursuit of dreams, and more importantly, the great power of dreams in harmony with the mission of the times and the destiny of the nation. recognize explore apply Understand assess Dreams of ordinary people Dreams of great people The key  is to insist and fight for dreams. Remarkable and grand Specific and achievable Simple and down-to-earth Pioneering and extraordinary recognize explore Apply understand assess An e-mail from Mr. Li recognize explore Apply understand assess My dream Contents: 1.What is my dream? What surprises many people about my dream is to be Actually, why this dream took root in 2.Why did I start my dream? my heart is that I stood on the platform for the first time. Looking at the students' eager eyes, I felt a strong desire to help them, and hoped to guide them to explore the world of knowledge happily. Besides, how I can be a 3.How do I pursue my dream? good teacher clearly requires more passion. Therefore, I will spend more time preparing lessons and homework carefully, listen to the students' needs patiently, and set example by keeping learning and pursuing progress. I believe this warm dream will make my classroom full of light. Detailed information. Linking words A concluding sentence a good teacher. recognize explore Apply understand assess Activity 4: Write and share your dream with Li Zhensheng with subject clause. Items Criteria Degree of Completion Content What is my dream? ☆☆☆☆☆ Why did I start my dream? How do I pursue my dream? Language Use at least 2 subject clauses and make sure leading words are correct ☆☆☆☆☆ Logic Use linking words ☆☆☆☆☆ Checklist Write and share your dream with Li Zhensheng. recognize explore Assess understand assess iligent in small things 于小事处勤勉 D esilient through the ordinary 于平凡中坚韧 R ndeavor for perfection 为极致而奋进 E chieve the extraordinary 于坚持中蜕变 A ake the dream come true 让梦照进现实 M 1.Compulsory:Polish your composition and send it to Mr.Li, 70 Zhengyang Street Apt4B,Qianjiang 409000 . 2. Optional: Analyze the dreams of great people and ordinary people. Write a short text with subject clause. Homework Learning objectives Great(5) Good(3) So-so(2) Try hard(1) Can I know the form and basic usage of subject clause? Can I write and share dream with subject clauses? Can I develop a positive attitude to pursue dreams？ recognize explore apply understand Assess Self- flection $