1.3 Unit1 Learning about Language(Vocabulary)课件-高中英语人教版(2019)选择性必修第一册单元整体教学设计（视频+课件+教案）

Unit 1 People of Achievement —Learning about Language Build up your vocabulary Learning Objectives Grasp the word formation－derivation Use the topic-related vocabularies and new words in new situation Review the process of how artemisinin was discovered Discuss how people can achieve success using words and expressions learnt in this unit. Match the word with each definition 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. _________ physical material that exists boil botanical properties liquid substance boil botanical liquid n. 液体 chemical substance 化学物质 substance n. 物质，主旨 How was artemisinin discovered? n. 〖C〗特性，特征 Attempt Research-related Lexis sweet wormwood extract Success a botanical treatment. a crucial and vital treatment for malaria dry dried wormwood leaves boil sweet wormwood get the liquid as medical properties were destroyed Failure Re-attempt Test use a lower temperature extract the substance named artemisinin test the medicine on themselves test the medicine on malaria patients crucial adj. 至关重要的；关键性的 近义词积累 ________、 ________ 、_____ vital adj. 必不可少的；极其重要的；充满生机的 significant essential major Guess the meaning of the underlined words 1. The two flowers are quite 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 it is. 3. A talented scientist well known for his ___________ to his country, Huang Danian __________himself to his research in geophysics. 4. A: Did you come to any ? B: Yes, we __________ that by drawing out the extract at a low temperature, we could find the subs