高中英语第五册Unit4reading课件.ppt

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1、rose 玫瑰玫瑰tulip 郁金香郁金香sunflower 向日葵向日葵 Peony Peony the Chinese national flowerlilyWhich flower is your favorite?rosered roses stand for warmth and love white ones stand for purity（纯洁）纯洁）and simplicity（朴实）朴实）blue ones stand for honesty and sincerity.Coffee beans are used to make coffee.Coffee came fro

2、m Africa,although coffee-drinking started in Arab countries.Coffee as a crop is now grown in subtropical regions,such as Latin America,Africa,Arabia,Indonesia,Hawaii,India and in Southeast Asia.Subtropical:亚热带的亚热带的热带的热带的：Tea is used to make tea.Tea originally came from China.Currently(目前目前),the most

3、 important tea producing countries are China,Japan,India and Sri Lanka.Currently:普遍地普遍地,通常地通常地,现在现在,当前当前 Chili is used as a spice to make food more tasty,which came from Latin America.Hemp from the Central Asia is used to make rope or carpets.The birth of a scienceWhat kind of science do you think t

4、he text will discuss?A branch of beforenowJoseph BanksDaniel solanderKarl LinnaeusTeacherStudentlifelong friends(para1)(para2)(para3-7)Listen and read:task 1(T or F)1.Before the eighteen century,botany was a separate science.2.Linnaeus went along with Solander on the expedition.3.Banks chose a caree

5、r in science because he was very wealthy.4.The British government paid all the money for the expedition.5.The Endeavour expedition was very successful.6.Before Linnaeus,botany was a branch of medicine 7.Some economic species plants such as cocoa and hemp could help to develop local economiesTime and

6、 events:task 2Before 1700 _1759 _1766 _1768 _1771 _1778 _Botany was a branch of medicineDaniel traveled to England to promote the systemBanks made a journey to study wild plantsBanks and Cook made an expedition to TahitiThe Endeavor returned to England(a success)Banks was elected president of the Ro

7、yal SocietyCareful-reading:1.Find out the differences about classifying the plants.2.Banks was different from other young people,give us an example.3.What are the three goals of Cooks expedition?4.Compare astronomy with botany,whats the different treatment?5.what did Banks do on the voyage?6.What di

8、d Joseph Banks do after he returned to England?Some scientists:Linnaeus:Three goals:1.Study the passing of the planet Venus across the sun;2.Record,classify,and describe all plant and animal life;3.Search for an unknown southern continent.Careful-reading:1.Find out the differences about classifying

9、the plants.2.Banks was different from other young people,give us an example.3.What are the three goals of Cooks expedition?4.Compare astronomy with botany,whats the different treatment?5.what did Banks do on the voyage?6.What did Joseph Banks do after he returned to England?Para 6What did Joseph Ban

10、ks do on the voyage?study and describe new plants,look out for new economic species,and move crops on a large scale.-helping to develop local economiesPara 7 What did Joseph Banks do after he returned to England?was elected presidenthelped to develop the royal gardens-accumulated a great deal of knowledge of-made Kew a centre of researchCarl Linnaeusdevelop a system to classify plantsDaniel Solanderpromote the systemJoseph Banksmake a botanical explorationachieve a lot in the field of botanythe birth of a science-botanyThe clue of the text: