Unit 1 People of achievement Learning About Language Vocabulary 课件-2023-2024学年高二英语人教版（2019）选择性必修第一册

Unit 1 People of Achievement Learning about language (1): Vocabulary 年 级：高二 学 科：高中英语（人教版） Learning objectives： In this class, you will 1. review the vocabulary in this unit; 2. apply some important words and expressions in topic-related contexts. 3. use what you have learned to express your opinions, deepening the understanding of the unit theme. Task 1: Review and Retell How was artemisinin discovered? word cloud _____ cook something in very hot water ________ relating to plants _______ qualities or characteristics of something _____ a kind of substance that flows freely, such as water or milk _________ physical material that exists boil botanical property liquid substance Task 2: Quiz Write down the word that matches each definition. 1. The two flowers are quite distinct from one another, so it is easy to make a __________ between them. 2. Scientists need to ________ how the new material stands up to wear and tear to prove how valuable it is. 3. A talented scientist well known for his __________ to his country, Huang Danian committed himself to his research in geophysics. 4. A: Did you come to any conclusions? B: Yes, we _________ that by drawing out the extract at a low temperature, we could find the substance that we needed to complete the experiment. 5. She spends a lot of time ___________ her patients’ dreams. This analysis is very helpful, explaining their daily behaviour very well. adj. adj. v. n. n. Task 3: Fill in blanks Figure out the parts of speech of the underlined words. Fill in the blanks with words that have the same roots. distinction evaluate commitment concluded analysing stands up to 经得起 wear and tear 磨损 come to a conclusion 得出结论 Word-formation--derivation prefix (前缀) suffix (后缀) 1. distinction (n.) distinct (adj.) ___________ (adv.) 2. value (v.) ________ (n.) valuable (adj.) __________ (v.) 3. commit (v.) __________/____________ (n.) committed (adj.) 4. conclude (v.) conclusion (n.) _________/___________(adj.) _____