Unit 1 Build up your Vocabulary 课件-2023-2024学年高中英语人教版（2019）选择性必修第一册

Unit 1 Learning about Language Build up your Vocabulary Abby 张小小 1. _________: cook something in very hot water 2. _______________: relating to plants 3. _____________: qualities or characteristics of something 4. _________: a kind of substance that flows freely, such as water or milk 5. _______________: physcial material that exists 在非常滚烫的水中烹饪 与植物相关的 与品质或特征相关的东西 一种可以自由流动的物质，如水、牛奶 存在的物理材料 boil botanical property liquid substance 1. Write down the words that matches each definition. Practice Tu Youyou and her team first tried b_________ sweet wormwood and used the l_______ obtained, only to find it didn't work since its medical p_______ were destroyed. It was not until she used a lower temperature that the s_________ named artemisinin, a b________ treatment for malaria, was successfully extracted. 2. Guess the meaning of the underlined words. Then fill in the blanks with the words that have the same roots(词根). 1. The two flowers are quite distinct from one another, so it is easy to make a _____________ between them. distinction distinct [adj.]清晰的；清楚的；有区别的 distinction [C]差别; [U] 区分 [U] 优秀 distinctive [adj.] 有特色的; 独特的 evaluate 2. value[n]价值 — valuable[adj]— evaluate[v]评价 — evaluation [n] 经得起(检查;审查;磨损) commitment 3. commit[v] — committed [adj] — commitment [n]承诺;奉献 4. conclude[v] 推断出，得出结论；结束 — conclusion [n] concluded analyzing 5. analysis[n] — 复数: analyses — analyze/se [v] 分析 acknowledged objective apparaently crucial obtained insisted Analyse Key Points 1. acknowledge sb/sth (as/to be)... 承认... sb/sth be acknowledged (as/to be).. 被承认 2. 某人突然想到; 某人突然意识到； sth strikes/hits/occurs to sb It struck/hit/occurred to sb that +句子 Thank You ! $$