Unit 1 Describe people of achievement 预习ppt课件 -（2019）新人教版高中英语选择性必修第一册.pptx

1、Unit 1 People of Achievement Describe people of achievement 预习课件预习课件 1. commit vt. 承诺；保证（某个人，机构）承诺；保证（某个人，机构） vi. 忠于；全心全意投入（工作、活动等）忠于；全心全意投入（工作、活动等） 教材原句教材原句 a committed and patient scientist 要点必记要点必记 committed adj 坚定的 commit oneself to do 承诺做某事 commit oneself 承诺，答应负责 commit suicide自杀 commit a crime

2、 犯罪；犯下罪行 committee 委员会,全体委员 核心词汇核心词汇 2. evaluate vt. 评估，评价评估，评价 教材原句教材原句 evaluate 280000 plants for their properties. 要点必记要点必记 estimate : 通常指由个人作出的主观估价。 assess : 原义指对为确定交多少税而估计，引申指通过估价以便更好利用。 value : 侧重指一般人对某物的价值或价格所作的估计。 3. insist on 坚决要求坚决要求 教材原句教材原句 Her team members even insisted on testing the m

3、edicine on themselves. 要点必记要点必记 当insist 表示“坚持说；坚决认为坚持说；坚决认为”,接that从句,用陈述语气. 当“insist” 表示“坚决主张；坚持要求坚决主张；坚持要求”,接that从句,用虚拟语气虚拟语气。即“should 动词原形”，should可省略。 She insisted that he was wrong. My family insisted that I should not give in, but stay and fight. 4. vital adj. 至关重要的；必不可少的至关重要的；必不可少的 教材原句教材原句 Art

4、emisinin has become a vital part of the treatment. 要点必记要点必记 vital function重要作用；生命机能 vital interest切身利益；重大利益 vital point要点 vital sign生命征；生命迹象 5. objective adj. 客观的；客观的； n. 目标；目的目标；目的 教材原句教材原句 with the objective of discovering a new treatment. 要点必记要点必记 objective evidence客观证据 objective condition客观条件；客观

5、情况 objective factor客观因素；物的因素 同位语同位语 教材原句教材原句 Tu Youyou, a committed and patient scientist, was born in Ningbo, China. 句式讲解句式讲解 当两个词或词组在一个句子中具有相同的语法地位而且描述相同的人或事物时， 我们称它们为同位语。 核心句式核心句式: : Mr. Smith, our new teacher, is very kind to us. 我们的新老师史密斯先生对我们很好。 Mr. Smith是主词our new teacher的同位语,指同一人。 Yesterday

6、I met Tom, a friend of my brothers. 昨天我遇到了我弟弟的朋友汤姆。 a friend of my brothers是受词Tom的同位语,指同一人。 Unit 1 People of Achievement Describe people of achievement 1Hear and talk about great people. Words: crucial; vital; commit; objective2 Phrases: be committed to; 3 Goals Look and discuss What do you know abo

7、ut people in the following pictures? Lead in Learn 1. Before you read, describe these questions in groups. (1) What kind of person makes great discoveries? (2) Which is more important for making a great discovery, talent or effort? Learn 2. Scan the text and find descriptive words about Tu Youyou. 3

8、. Circle the answers to the questions below. Where would you most likely find this passage? A In a blog. B In a book. C In a letter. D In a newspaper. Passages like this are most often written in _and _. A the active voice/offer many opinions B the first person/talk about feelings C both active and

9、passive voices/mostly contain facts Learn Learn Which two pieces of information were not included in the passage? A A quote from Tu Youyou. B The details of how artemisinin was discovered. C Tu Youyous important contributions other than the discovery of artemisinin. D Tu Youyous personal life. E Tu

10、Youyous road to discovering artemisinin. F What Tu Youyou was awarded. G Why artemisinin is an important discovery. Learn 4. Read the text again and answer the questions. Why is the discovery of artemisinin important? What was the key to getting a good extract from the wormwood? What numbers are men

11、tioned in the text? What do they suggest? Lots of people died of the disease and it has saved many people. Using the low temperature. The number of died people, the number of people the medicine has treated and the times they have tried during the medicine invention. Work in pairs 5. Complete the fl

12、ow chart. Then tell the story of how artemisinin was discovered. Tu Youyous team examined _, and evaluated _ _. They found a medical text suggesting_. They tested _. They tried but _. The medicine became _ for malaria. They tested the medicine on _. They tested the medicine_ to see if safe. over 200

13、0 old medical text280000 plans 380 distinct ancient Chinese medical treatment did not work a different way to treat wormwood a standard treatment malaria patients on themselves for their medical properties Words: crucial; vital; commit; objective Summary Phrases: be committed to PhrasesWords 预习 Unit 1-Build your vocabulary.3 1Recite new words and phrases. 2 Share what you know about ToYouyou with your partner. Bye-bye!