Unit 4 Reading and thinking ppt课件-（2021新）人教版高中英语必修第三册 (2).pptx

1、Reading and thinkingUnit 4Space ExplorationWhat are the main reasons for space exploration?Space experimentReviewWhat are the main reasons for space exploration?ReviewExomedicine: the study and exploration of medical solutions in the zero gravity environment of space to promote benefits to human hea

2、lth on EarthReviewWhat are the main reasons for space exploration? Scientific experiments Exomedicine (Aeromedicine) Curiosity New knowledge Advance of technologyPredictionLook at the title “Space: the final frontier” and the three pictures and predict what you are going to read about space explorat

3、ion.While-reading1. Read the passage and find out whether our prediction is right.2. Finish Ex. 2 Page 40(1)Describe the logical relationship between the sentence with its neighboring sentences.(2)Underline all the possible key words which give you clue about their relationship.B. They also really w

4、ish to discover other planets that are suitable enough to support life.addictive/ parallel D. After many experiments, they succeeded in making rockets that could escape Earths gravity.Time sequenceexampleA. Although scientists try to make sure nothing goes wrong, accidents can still happen.Example C

5、. The future of space exploration remains bright.Viewpoint-explanation THE SIX BASIC LOGICAL RELATIONSHIPS IN LANGUAGE1. The additive relationshiptoaddinformationsimilartowhathasalreadybeengiveninastatement.2. The comparative relationshiptopresentanideadissimilartotheoneprecedingit,ortohighlightthed

6、ifferenceratherthanthesimilaritybetweentwothingsorideas.3. The temporal or time relationshiptoestablishthesequence,duration,orperceivedimmediacyoftwoormoreeventsastheyhappenintime.4. The causal or reason-result relationshiptoestablishacertainfact,event,ordevelopmentasthecauseoreffectofaparticularout

7、comeorsituation.5. The conditional relationshiptoestablishthatthetruthorcorrectnessofanideaisdependentonacertainconditionorsetofconditions,orthatacertainoutcomecanbeexpectedasaresultofanotherconditionorevent.(if/ifonly/aslongas)6. The example relationshiptogiveconcreteexamplesofwhatisbeingtalkedabou

8、t.Reading skills: Reading skills: main ideas Find out a topic sentence paraphraseFind out key information summarize Paragraph 1: (Purpose/) Humans have always had a natural curiosity about space.D. After many experiments, they succeeded in making rockets that could escape Earths gravity.Para 1Para 2

9、Paragraph 2: (History/Development) Space travel became a reality in the 20th century, with American and Soviet space missions.Although scientists try to make sure nothing goes wrong, accidents can still happen.Para 3Paragraph 3: (accidents/risk)Space travel has always involved great risk, but explor

10、ation continues despite the risks.Para 4Paragraph 4: (Chinese Achievement/) China has made great progress in space exploration in the early 21st century, becoming only the third country to send humans to space.The future of space exploration remains bright.Para 5Paragraph 5: The future of space expl

11、oration looks bright, as many countries are planning further missions.Paragraph 1: Humans have always had a natural curiosity about space.Paragraph 2: Space travel became a reality in the 20th century, with American and Soviet space missions.Paragraph 3: Space travel has always involved great risk,

12、but despite the risks exploration continues.Paragraph 4: China has made great progress in space exploration in the early 21st century, becoming only the third country to send humans to space.Paragraph 5: The future of space exploration looks bright, as many countries are planning further missions.Ve

13、hiclesMissions1. Shenzhou 52. Shenzhou 63. Shenzhou 74. Jade Rabbit5. Tiangong 26. Tianzhou 17. Change 4 A. Studied the surface of the moon. B. Furthered the establishment of a space station. C. Completed a second manned orbit. D. Explored the surface of the far side of the moon. E. Independently se

14、nt humans into space. F. Completed the first Chinese spacewalk. G. Docked with Tiangong 2.Match the Chinese vehicles with their missions.ECFABGDv.对接;进港 n.码头ReflectionWhat kind of passage is it?Popular science article (instead of scientific article)Where can you probably read the passage?Newspaper, t

15、he popular science website, textbooks, (instead of scientific journal)Find out all the features which may distinguish this article with a scientific article!Features of this popular science article An attractive title (with reference to James Kirks words in Star Trek)Lead in to the subject wiselyBe brief and simple with the scientific methods or procedure but focus on findings or conclusionsPrecise but straightforward languageRhetorical device: metaphor, simile, personificationDebateHave a group discussion to find out as many benefits/ drawbacks of space exploration.