Unit 1 Period 2 Learning About Language（课件）英语人教版选择性必修第一册

该高中英语课件聚焦词汇（词根词缀、词义猜测）和非限制性定语从句，通过回顾屠呦呦事迹导入，以“词根构词+从句添信息”为支架，连接阅读文本与语言知识，帮助学生构建词汇网络和语法逻辑。 其亮点在于融合语言能力与思维品质，通过词根匹配（如evaluate→evaluation）、从句对比表格等任务，引导学生分析语言精准性，结合屠呦呦等人物案例提升文化意识。采用任务型教学和小组合作，小结清晰系统，助力学生提升词汇运用与语法能力，教师可高效开展语言技能训练。

Unit 1 People of Achievement 高中英语人教版选择性必修第一册 Learning About Language Learning About Language Learning objectives Language Ability Understand and use key words and word families from the reading text; use non-restrictive relative clauses to add information. Learning Ability Guess meanings from roots and context; identify, compare, combine and transform relative clauses. Thinking Quality Notice how word formation and sentence structure make language precise, concise and coherent. Cultural Awareness Use language to describe people of achievement and reflect on qualities such as commitment, objectivity and responsibility. 2 Contents 1. Lead in 2. Build up your vocabulary 3. Discover useful structures 4. Summary 5. Practice 6. Assessment 7. Homework Learning About Language 3 01. Lead in 4 Two language tools from the reading Words grow from roots distinct → distinction evaluate → evaluation commit → commitment conclude → conclusion analyse → analysis Clauses add information Tu Youyou, who discovered artemisinin, was awarded the Nobel Prize. word formation + relative clauses 01. Lead in 5 Review: What do you remember about Tu Youyou? Complete the ideas Tu Youyou is a __________ and __________ scientist. Her team discovered __________. She was awarded ______________ in 2015. committed patient Today we will learn how words grow and how clauses add information. 01. Lead in the Nobel Prize artemisinin 6 02. Build up your vocabulary 7 2. Build up your vocabulary Task 1 Match the words with the definitions Definition Word cook something in very hot water boil relating to plants botanical qualities or characteristics of something properties a kind of substance that flows freely, such as water or milk liquid physical material that exists substance Then find the sentences containing these words in the reading text. 8 Find the words in context boil They then tried boiling fresh wormwood. botanical ... traditional botanical treatments for the disease. properties ... boiling the sweet wormwood apparently destroyed its medical properties. liquid They tested the liquid obtained from the leaves. substance ... she found a substance that worked. Tip: use the definition + sentence context to build a precise meaning. 2. Build up your vocabulary 9 Task 2 Use roots to guess meaning Word in the text Root / related form Form needed in the blank distinct distinction noun evaluate evaluation verb committed commitment noun conclusions conclude verb analysis analyse / analyze verb -ing Strategy: identify the root → decide the part of speech → choose the correct form. 2. Build up your vocabulary 10 Complete the sentences with related forms 1 The two flowers are quite distinct from one another, so it is easy to make a ______ between them. distinction 2 Scientists need to ______ how the new material stands up to wear and tear. evaluate 3 Huang Danian was well known for his ______ to his country. commitment 4 We ______ that drawing out the extract at a low temperature could help. concluded 5 She spends a lot of time ______ her patients’ dreams. analysing / analyzing 2. Build up your vocabulary 11 Task 3 Read about Lu Xun and fill in the blanks insist obtain objective acknowledge apparently crucial Lu Xun, ______ as one of the greatest modern writers in China, was born in Shaoxing, Zhejiang Province in 1881. In 1904, he became a medical student in Japan, with the ______ of improving people’s health and saving lives. However, he changed his mind when he saw in a photo a Chinese man about to be killed by a Japanese soldier. It struck him that the other Chinese men in the photo ______ did not care about what was happening to their fellow countrymen. From this, he concluded that the ______ problem in China was not physical illness, but the spiritual illness of people at that time. Following this, he quit medical school. When he returned to China in 1909, he ______ a teaching job. Later, a friend ______ that he help write for a magazine called New Youth. Answers 1 acknowledged 2 objective 3 apparently 4 crucial 5 obtained 6 insisted 2. Build up your vocabulary 12 Task 4 How can people achieve success? Use words and expressions you have learned in this unit. commitment objective crucial insist acknowledge obtain evaluate conclusion Success usually requires a clear objective and strong commitment. We need to evaluate our progress, acknowledge problems, draw conclusions from failure, and insist on working towards our goal. Pair work: Which two qualities are most important? Give reasons. 2. Build up your vocabulary 13 03. Discover useful structures 14 3. Discover useful structures 人民教育出版社 Task 1 Find the relative clauses They tested hundreds of Chinese medical treatments that showed promise in the fight against the disease. Tu Youyou was awarded the Nobel Prize, which is considered one of the highest international honours a person can receive. Tu Youyou went to Hainan, where malaria was more common, to study malaria patients. Later, the medicine was tested on malaria patients, most of whom recovered. Think: Which clause is necessary information? Which clauses only add extra information? 15 Restrictive vs non-restrictive relative clauses Feature Restrictive relative clause Non-restrictive relative clause Information essential; identifies the noun extra; adds supplementary information Commas no commas set off by commas that can be used cannot be used Omission object relative pronoun may be omitted relative word cannot be omitted Example treatments that showed promise the Nobel Prize, which is considered ... Function: non-restrictive clauses make writing more concise and smooth by integrating extra information. 3. Discover useful structures 16 Choose the right relative word Antecedent / meaning Relative word Example person who / whom Tu Youyou, who led the team, ... thing which the Nobel Prize, which ... possession whose Linda, whose circumstances ... place where Hainan, where malaria was common, ... time when 2015, when she won the prize, ... part of a group some / most / all of whom/which patients, most of whom recovered Remember: non-restrictive relative clauses do not use “that”. 3. Discover useful structures 17 Three useful patterns 1. place + where Tu Youyou went to Hainan, where malaria was more common, to study malaria patients. 2. noun + whose There is nothing we can do to help Linda, whose circumstances are beyond our control. 3. quantifier + of whom The medicine was tested on malaria patients, most of whom recovered. A non-restrictive clause can also refer to the whole previous idea: I was asked to explain the project with a flow chart, which was a big challenge for me. 3. Discover useful structures 18 Task 2 Rewrite using non-restrictive relative clauses (1–3) Original Rewritten sentence We were very impressed by the old man. He was not willing to acknowledge defeat. We were very impressed by the old man, who was not willing to acknowledge defeat. Afterwards, Einstein had to flee Germany. Hitler was in power there. Afterwards, Einstein had to flee Germany, where Hitler was in power. There is nothing we can do to help Linda. Her circumstances are beyond our control. There is nothing we can do to help Linda, whose circumstances are beyond our control. 3. Discover useful structures 19 Task 2 Rewrite using non-restrictive relative clauses (4–6) Original Rewritten sentence The teacher asked us to listen to a speech by J.K. Rowling. It inspired us a lot. The teacher asked us to listen to a speech by J.K. Rowling, which inspired us a lot. The building was designed by I.M. Pei. He was a famous Chinese-American architect born in Guangzhou. The building was designed by I.M. Pei, who was a famous Chinese-American architect born in Guangzhou, China. I was asked to explain the project with a flow chart. It was a big challenge for me. I was asked to explain the project with the help of a flow chart, which was a big challenge for me. How do the sentences flow differently? → They are more concise, connected and natural. 3. Discover useful structures 20 Task 3 Add extra information in groups 1. I would like to travel around ... 2. What impressed me most ..., ... 3. My favourite scientist is ... 4. Finally we arrived at ... 5. My grandparents like ... 6. I wish to obtain ... 7. My best friend ..., ... Sample ideas Beijing, which is rich in history and culture Tu Youyou, who discovered artemisinin the museum, where we saw ancient objects a scholarship, which would help me continue my studies my best friend, who is always ready to help others Share one sentence with your group. 3. Discover useful structures 21 04. Summary 22 What have we learned? Vocabulary definition → context → meaning root → part of speech → correct form distinct → distinction commit → commitment conclude → conclusion analyse → analysis Non-restrictive relative clauses add extra information use commas who / whom / which / whose / where / when no “that” can refer to a noun or a whole clause Language grows by building words and connecting ideas. 04. Summary 23 Classroom practice 1. Word formation Her ______ (commit) to the project impressed everyone. Answer: commitment 2. Relative word Beijing, ______ I was born, has changed greatly. Answer: where 3. Sentence combining Tu Youyou won the Nobel Prize. It is one of the world’s highest honours. Answer: Tu Youyou won the Nobel Prize, which is one of the world’s highest honours. Challenge: Write one sentence about a person of achievement using a word family and a non-restrictive relative clause. 04. Summary 24 06. Assessment 25 人民教育出版社 Assessment Self-assessment I can... 1 2 3 4 5 guess word meanings from context and roots ☆ ☆ ☆ ☆ ☆ use the correct word form in a sentence ☆ ☆ ☆ ☆ ☆ identify restrictive and non-restrictive clauses ☆ ☆ ☆ ☆ ☆ choose suitable relative words ☆ ☆ ☆ ☆ ☆ combine sentences with non-restrictive clauses ☆ ☆ ☆ ☆ ☆ Reflection: Which point still needs more practice? 26 07. Homework 27 Homework Level A — Consolidation 1. Finish the vocabulary exercises in the textbook. 2. Rewrite the six sentence pairs using non-restrictive relative clauses. 3. Correct any mistakes in your self-assessment practice. Level B — Extension Write 80–100 words about a person of achievement. Use at least: • three words from today’s word families • two non-restrictive relative clauses Example opening: Tu Youyou, who devoted herself to scientific research, is a person I admire greatly. 28 Thanks for listening 29 $