Unit 2 Understanding ideasppt课件 -2022高中英语新外研版必修第三册(1).pptx

1、目录页contentsPre-readingILanguage pointsIVFast readingIIHomeworkVIntensive readingIIIVIPost-readingIPre-reading Pre-reading:Background Information Water scarcity in Africa Water scarcity remains a serious issue in parts of Africa for years,especially in North Africa.In Africa,millions of people cant g

2、et access to clean drinking water,and they are living in areas with poor sanitation services.Moreover,water availability,access and optimal use in Africa are not promising.Only 5%of Africas cultivated land is irrigated and less than 10%of hydropower potential is utilized for electricity generation.T

3、he reasons for water scarcity in Africa are complicated.l Frequent droughts due to global warming and deforestation have shrunk lakes and changed rainfall patterns.l Traditional irrigation technology and agriculture have caused a good sum of water waste.l Growing population and urbanization have inc

4、reased the domestic and industrial water consumption,which cant be fully supported by poor infrastructure.Pre-reading:Background Information Pre-reading Look at the map and talk about water problems in Africa.Now tick the solutions that you think are most effective to supply Africa with fresh water.

5、collect and purify rainwaterfund water projects build wells and pumps recycle waste water set up facilities to purify waterdevelop new water conservation technologiesIIFast reading Fast readingRead the passage and find out what Ryan did to help solve the problem of water shortage in Africa.Ryan rais

6、ed$2,000 to build a well near a primary school in Uganda,and later set up a foundation to attract more support to provide clean,safe water for people in Africa.Fast readingChoose the best explanation of the title and give your reasons.1.The well built by Ryan solved the problem of worldwide water sh

7、ortage.2.The more wells you dig,the better the world will be.3.The well built by Ryan encouraged more people to help make the world a better place.IIIIntensive reading Intensive reading:Find detailed informationComplete Ryans story with expressions from the passage.Intensive reading:Find detailed in

8、formation1.Ryan could get clean drinking water within ten steps,but some African children had to _ _.So Ryan decided to help.2.Ryan cleaned windows and did gardening,and reached _.But when he _ _ he was told it cost$2,000 to build a well.walk ten kilometres to his first target of$70gave the money to

9、 Complete Ryans story with expressions from the passage.get water every daya charity Intensive reading:Find detailed information3.Ryan persuaded his classmates and neighbours to _ _.His mothers friend also helped him.After several months,he raised enough money and a well was built in Uganda.4.Ryan v

10、isited Uganda.He saw _.He also saw _who had turned out to welcome him.donatethe finished wellhundreds of delighted studentsComplete Ryans story with expressions from the passage.money Intensive reading:Find detailed information5.Later,Ryans experience led him to _ to encourage more people to help.6.

11、Today,the life-changing gift of clean water _ _.set up a foundationhas benefited Complete Ryans story with expressions from the passage.over 800,000 people in 16 countries across AfricaIVPost-reading 1.What kind of person do you think Ryan is?Which of his qualities do you admire most?Why?Post-readin

12、g:Think and SharePossible answers:caring;determined;responsible.2.As a senior high school student,what can you do to help people in need?Post-reading:Think and SharePossible answers:promote the awareness of helping others;give a hand when necessary;donate some used clothes or stationery to people in

13、 need.Language pointsV l The size of the chicken pieces will determine the cooking time.鸡块的大小决定烹饪时间。l He determined to rescue his two countrymen.他决心要援救他的两位同胞。1.determine v 决定 Language points:Important words and expressions Language points:Important words and expressionsdetermined adj 坚决的 be determin

14、ed to do sthl His enemies are determined to ruin him.他的敌人决意要毁了他。determination n 决心2.grateful adj 感谢的 l She was grateful to him for being so good to her.她很感激他对她这么好。Language points:Important words and expressions gratitude n 感激l I wish to express my gratitude to Kathy Davis for her immense practical h

15、elp.我想向凯西戴维斯表达谢意，因为她给了我许多实 际的帮助。3.insight n 深刻见解；洞察力Language points:Important words and expressionsl The project would give scientists new insights into what is happening to the Earths atmosphere.该项目将使科学家们对地球大气层正在发生的情况 有更新的了解。l He was a man of forceful character,with considerable insight and diploma

16、tic skills.他是个性格坚强的人，有着非凡的洞察力和交际手腕。1.reach the target of _ 2.ask for help _ 3.persuade sb to do sth _ 4.go public _ 5.break into a joyful smile _达到达到的目标的目标求助求助说服某人做某事说服某人做某事公开宣布公开宣布Language points:Important phrases突然露出快乐的笑容突然露出快乐的笑容 6.lead sb to do sth _7.encourage sb to do sth _ 8.benefit from _ 9.make ones dream a reality _ 鼓励某人做某事鼓励某人做某事从从中获益中获益实现某人的梦想实现某人的梦想Language points:Important phrases引导某人做某事引导某人做某事VIHomeworkHomework Write an essay about what we can do to help people in need as students.