Unit 1 Reading and Thinking (2) & Build up your vocabulary -ppt课件--（2022）新人教版(2019新版)高中英语选择性必修第一册.pptx

1、高一年级人教版英语选择性必修一第一单元Unit One Reading and Thinking 2 Build up your vocabularyTeaching aims1.Review the reading passage and identify the qualities of Tu Youyou to make her a person of great achievement;2.Learn to retell the discovery of artemisinin with the words in this unit;3.Understand derivations;4

2、.Understand the meanings and usage of some important words in this unit.Review the lesson with the mapTu YouyouAwarded Nobel Prize1.Tu Youyou,a committed and patient scientist2.After she graduated,she worked at the China Academy of Traditional Chinese Medicine in Beijing.3.Tu Youyou was among the fi

3、rst researchers chosen.In 1969,she became the head of the project in Beijing.4.Her team examined over 2,000 old medical texts,and evaluated 280,000 plants for their medical properties.5.However,Tu Youyou would not acknowledge defeat.6.After failing more than 190 times,the team finally succeeded in 1

4、971.7.Tu Youyou and her team members even insisted on testing the medicine on themselves to make sure that it was mitted and patient excellent/extraordinary/outstanding/professional/exceptional/hardworking/talented hardworking/patient persistent/the spirit of never-give-up devoted/committed Discussi

5、on.1.From the sentences below,can you tell what kind of person Tu Youyou is?A person of value2.What do you think contributes to the discovery of artemisinin?The support from the governmentPersistent efforts of Tu and her team and their personal characteristics Professional knowledge of Tu and other

6、excellent scientistsInspiration from Chinese traditional medicine3 Which is more important for making a great discovery,talent or effort?effort talent We need talent to learn quickly and to think sharply.We should spare no effort to experiment through trial and error.Genius is one percent inspiratio

7、n and ninety-nine percent perspiration.Build up your vocabularyActivity 1:Review Tu Youyous road to discovering artemisinin.Activity 2:Practise using derivatives.Activity 3:Talk about Lu Xuns early life.Activity 1:Review Tu Youyous road to discovering artemisinin.1.Finish Activity 1 on page 4 and ch

8、eck the answers.boilbotanicalpropertiesliquidsubstance2.Find the sentences containing the words in the text.(1)boil:“They then tried boiling fresh wormwood but this did not work either.”(para.3)(2)botanical:“In 1969,she to find traditional botanical treatments for the disease.”(para.2)(3)properties:

9、“Her team examined for their medical properties.”(para.2)2.Find the sentences containing the words in the text.(4)liquid:“They then tried using the liquid obtained from this to treat malaria,”(para.3)(5)substance:“Using a lower temperature to draw out the extract,she found a substance that worked.”(

10、para.3)3.Retell how artemisinin was discovered,using the words from Activity 1.boil liquid botanical properties substanceOne possible version：Tu Youyou and her team first tried _ sweet wormwood and used the _ obtained,only to find it didnt work since its medical _ were destroyed.It was not until she

11、 used a lower temperature that the _ named artemisinin,a _ treatment for malaria,was successfully extracted.boilingliquidpropertiessubstancebotanical boil:v.When a liquid boils or when you boil it,it is heated to the point where it forms bubbles and turns to steam or vapour.（使）沸腾；煮沸；烧开 The water was

12、 bubbling and boiling away.property n.1.uncountable a thing or things that are owned by somebody;a possession or possessions.所有物；财产 Be careful not to damage other peoples property.2.uncountable land and buildings.不动产；房地产property prices/taxes property n.3.countable(formal)a building or buildings and

13、the surrounding land.房屋及院落；庄园 There are a lot of empty properties in the area.4.countable,usually plural(formal)a quality or characteristic that something has.性质；特性 a plant with medicinal properties Activity 2:Practise using derivatives.1.Finish Activity 2 on page 4 and check the answers.distinction

14、evaluatecommitmentconcludedanalysing2.Fill in the blanks with the right forms of the words from the text.invaluablevaluablevaluedistinctionsanalysedistinctivedistinctcommittedcommittedcommitmentanalysisconclusionconclude3.Summarise how to form new words with method of derivation.distinct(adj.不同的；明显的

15、；确切的)distinction(n.差别)distinctive(adj.独特的；特别的)indistinct(adj.不清楚的)distinguish(v.区分；辨别出；使出名)commit(v.承诺)committed(adj.忠诚的)commitment(n.忠诚；承诺)commission(n.委员会 v.正式委托)commit v.1.transitive,often passive to promise sincerely that you will definitely do something,keep to an agreement or arrangement,etc.承

16、诺；保证The president is committed to reforming health mit oneself to(sth/doing sth/do sth)承诺；保证（做某事、遵守协议或安排等）2.intransitive to stay with and completely support one person,organization,etc.or give all your time and effort to your work,an activity,etc.忠于；全心全意投入（工作、活动等）Why are so many people scared to com

17、mit?3.Summarise how to form new words with method of derivation.conclude(v.总结)conclusion(n.结论)conclusive(adj.确定的)concluding(adj.结束的)analyse(v.分析)analysis(n.分析)analytical(adj.分析的)analyser(n.分析者)3.Summarise how to form new words with method of derivation.value(n.价值 v.重视)evaluate(v.估计)evaluation(n.评估)v

18、aluable(adj.宝贵的)invaluable(adj.无价的)valueless(adj.不值钱的)3.Summarise how to form new words with method of derivation.构词法中的派生法（derivation），又名缀合法（affixation），是指在词根上加前缀（prefix）或后缀（suffix）构成新词的方法。多数情况下，加前缀改变原词词义（如indistinct），加后缀改变原词词性（如commitment）或词义（如valueless）。Activity 3:Talk about Lu Xuns early life.1.F

19、inish Activity 3 on page 4 with the right forms of the words and then check the answers.acknowledgedobjectiveapparentlycrucialobtainedinsisted acknowledge v.1.to accept that something is true.承认（属实）Its a generally acknowledged fact.2.to accept that somebody/something has a particular authority or st

20、atus.承认（权威）-recogniseHe is widely acknowledged as/to be the best player in the world.3.(formal)to publicly express thanks for help you have been given.（公开）感谢I should like to acknowledge all the help I have received from my family.4.(formal)to tell somebody that you have received something that they

21、sent to you.告知收悉5.(formal)to show that you have noticed somebody/something by smiling,waving,etc.（微笑、挥手等）致意 insist v.1.intransitive,transitive to demand that something happen or that somebody agree to do something.坚持要求；坚持I didnt really want to go but he insisted.2.intransitive,transitive to state cl

22、early that something is true,especially when other people do not believe you.坚持说；固执己见He insisted on his innocence.insist oninsist(that)(should)doHe insists that she come.=He insists that she should come.He insisted that he was innocent.2.Answer the following questions about the passage.(1)How does t

23、he writer organize the passage?(2)What caused Lu Xun to change his course of life?Chronological order(time order):1881,1904,1908,1917Major events:went to Japan;change his mind;returned to ChinaHowever,he changed his mind when but the spiritual illness of people at that time.Summary1.Identify the qua

24、lities of Tu Youyou to make her a person of great achievement;2.Use the words in this unit to retell how artemisinin was discovered;3.Understand derivations and practise using derivatives;4.Understand the meanings and usage of the words.Assignment1.Write a short passage to discuss how people can achieve success,using words and expressions you have learnt in this unit.2.Finish Workbook,P61.Thank you for listening!