人教版新課標高中英語必修3unit4reading電子

1、課堂教學設(shè)計課 題：Reading: How Life Began on the Earth 授課時數(shù) 2 日期：2011年 4月 日設(shè)計要素設(shè)計內(nèi)容教學內(nèi)容分析The reading passage titled “how life began on the earth” provides Ss a brief introduction on hoe the universe developed and how life began on the earth. It provides a scientific background to any investigation into spac

2、e and it is factual. Through the article, teacher will help Ss form scientific spirit and the way of studying.教學目標知識與技能1 Get Ss to learn the useful new words and expressions: globe, violent, carbon, atmosphere, unlike, harmful etc;2 Develop Ss reading ability and let them learn different reading ski

3、lls;3 Enable Ss to know about the development of the earth.過程與方法1 Task-based teaching and learning 2 Cooperation learning3 Discussion情感態(tài)度價值觀1 Arouse Ss interest in science and their love for life 2 Develop students sense of cooperative learning.學習者特征分析本文是一篇科普類文章，文中有許多專有名詞，如，兩棲動物，水生有殼動物，爬行動物等。因此單詞必須先

4、鞏固，同時學生可將英文所呈現(xiàn)的內(nèi)容與生物知識相結(jié)合，這樣可以使文章的脈絡(luò)更加清晰。教學分析教學重點Let the Ss read the passage and learn about the development of the earth.教學難點難點Enable Ss to understand the passage and know about the development of the earth.解決辦法Help Ss analyze the long sentences.教學策略1 Different reading skills: skimming and scanning

5、2 Clear the obstacles in understanding教學資源1 Textbook2 Teaching reference book板書設(shè)計Unit 4 How Life Began On The EarthMain idea of each paragraph:1 a widely accepted theory about the formation of the universe2 the formation of the earth3 the important of water for life4 the development of planet and an

6、imals on the earth5 the arrival of human and their impact on the earthDifficult language points教 學 過 程教學內(nèi)容教學環(huán)節(jié)教師活動學生活動教學媒體使用預(yù)期效果Step 1revisionStep 2SkimmingscanningStep 3ExplanationStep 4Read aloudStep 5homeworkQuestions:How many planets are there in solar system?What are they?Ask students to skim t

7、he reading passage and match the main idea for each paragraph.Have Ss read the passage again and put the right order of development of life into a timeline.Help Ss analyze some difficult, long and complex sentences and guess the meanings of the new words.Ask Ss to read the passage aloud after the ta

8、pe and let them pay more attention to the pronunciations of each new sentence.Tell them to pick out all the useful expressions or collections from the passage while reading and copy them to the notebook,AnswerScan the reading passage and match the main idea.Carefully read the passage and discussion.Underline the difficult sentences and analyze them and take notes.Read the passage aloud and learn to read every word correctly.Pick out all the useful express