Unit 1 People of Achievement Learning About Language 课件-2023-2024学年高中英语人教版（2019）选择性必修第一册

高中英语新人教版选择性必修一 PEOPLE OF ACHIEVEMENT XB1U1-2 Learning About Language 词汇 PEOPLE OF ACHIEVEMENT 高中英语新人教版选择性必修一 1 1. Review: the flow chart Tu’s team examined ________________ _____________, and evaluated _______ _________________________________ They discovered and tested __________ ______________________________ They tested _______________________ _________________________________ They tried ________________________ _________________________________ but______________________________ They used a _____________________ _______the sweet wormwood extract. They found one medical text suggesting _____________________ ______________________________ They tested the medicine _____________ to see if safe. They tested the medicine on___________. The medicine became _______________ ___________ for malaria. over 2,000 old 280,000 380 distinct using the extract from sweet wormwood to treat a fever. a collection of dried boiling fresh wormwood and using the liquid obtained from it this didn’t work either. lower temperature to draw on themselves malaria patients a standard medical texts plants for their medical properties. ancient Chinese medical treatments wormwood leaves but found no effect treatment out 2 1. Review: match the 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. _______________: physcial material that exists boil botanical property liquid substance 3 2. Guess the word meaning & fill in the blanks with its derived word valuable adj. 有价值的；贵重的 evaluate v. 评价；评估 2. Scientists need to _________ how the new material stands up to wear and tear to prove how valuable it is. evaluate evaluation n. 评价；评估 evaluative adj. 可估价的 4 2. Guess the word meaning & fill in the blanks with its derived word 1. The two flowers are qui