Unit 1 Learning About Language 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 Write down the word that matches each definition. Then find the sentences containing these words in the text. 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 They then tried boiling fresh wormwood ... but this did not work either. In 1969, she ... to find traditional botanical treatments for the disease. Her team examined ... for their medical properties. They then tried ... using the liquid obtained from this to treat malaria, ... Using a lower temperature to draw out the extract, she found a substance that worked. Guess the meaning of the underlined words. Then fill in the blanks with words that have the same roots. 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. distinction evaluate commitment concluded analysing Read the passage about Lu Xun. Fill in the blanks with the correct forms of the words in the box. insist obtain objective acknowledge apparently crucial Lu Xun, ___________ as one of the greatest modern writers in China, was born i