高中英语必修五第一单元导学案

Unit1 Great Scientists

Period1 warming up, pre-reading,

& comprehending

学习目标 1.理解课文，掌握课文中的基础知识，培养快速阅读，整体理解能力。

2.通过合作探究，主动质疑，学会总结段落大意的方法。

3. 了解世界著名学家，以积极的热情投入到学习，享受英语阅读的乐趣。

重难点：1. 课文理解。2.The past participle as the attribute and predictive。

《预习案》 1.在预习时，要把课文通读两遍，第一轮先通读教材，注意文章中的时间顺序，

完成表层理解，第二轮再勾画出文中的疑难点和词组。2. 完成时间30 分钟。

I.背景展现

Do you know the great scientists ? who invented the first modern steam engine? James Watt ; Who discovered radium ? Madame Curie; who is the inventor of electric light bulb ? Thomas Edison; Who invented the earliest instrument to tell people where earthquakes happened ? Zhang Heng ;who is the father of super hybrid rice ? Yuan longping ; Do you know who defeated “King Cholera”? John Snow; he is a well-known doctor in the 19th century in London and he defeated “king cholera”.Do you know what kind of disease is cholera ? It is a kind of terrible disease caused by drinking dirty water and it caused a lot of deaths in the old times and it was very difficult to defeat.

一．一轮阅读做题目。（限时阅读，完成表层理解）

John snow defeats “ king cholera”:

Step1: Find a problem---------What causes cholera ?

Step2: Which theory is correct ?----------which theory is correct ?

Step3: Think of a method ---------------Collect information on those who were ill or died and where they got their water. Step4: Collect result ------------Mark information on a map to find out where people died or not.

Step5: Analyse results---------Analyse the water to see if that is the cause of the illness.

Step6: Repeat if necessary--------Find other evidence to make sure the conclusion.

Step7:Make a conclusion------The water is to blame .The source of all drinking water should be examined.

1.The problem: Nobody knew the cause of the serious disease of cholera.

2.The cause: a>. A stange cloud of gas found its victims; b>. People absorbed the disease with meals;

3.The method: Collect information from the cholera outbreak to prove which theory was correct.

4.The results: He found the cause of cholera was the polluted water.

5.Idea1 or 2? Why ?Idea2 , because the information showed that the dirty water carried cholera .

6.The conclusion: He defeated cholera by examining the water supply and dealing with the polluted

water .

&Read the text carefully and match the right answer with the passage.

1.What qualities do you think the scientists have in common ?

-_____________________________________________________________________________________ ____________________________________________________________.

2.What is the main idea of the passage ?

A. John Snow was a well-known doctor in London .

B.The cause of cholera was polluted water .

C.The source of drinking water should be examined.

D.How John Snow collected , analyzed data and found the cause of disease and solved it .

3.What’s the purpose of the text ? A.To show us how difficult it was to find a cure for cholera .

B. To tell us how John Snow found the cause of cholera and the cure for it.

C. To show us how difficult it was to carry our experiments at that time.

D. To tell us the way cholera spread and how serious it was.

4.Which of the following is true according to the text ?

A.John Snow became famous after cholera hit England in the 19th century .

B. John Snow began to collect information long before cholera hit England in the 19th century.

C. The mother and her daughter mentioned in the text both lived in Broad Street.

D.John Snow felt unsure about the cause of cholera after he finished the map.

5.Why was cholera called “king cholera “in the text ?

A. Beacause the cholera caused many deaths.

B. Because it got its name from Queen Victoria .

C.Beacause cholera was the most deadly disease of its day .

D. Because it was defeated with the help of the king .

6. What do you know about Dr. John snow ‘s being well-known in London ?

________________________________________________________________________________________________ ___________________________________________________________

7.When did John Snow think the disease would be controlled ?

________________________________________________________________________________________________ ______________________________________________________________

8.How serious was the disease outbreak in London ?

________________________________________________________________________________________________ ______________________________________________________________

9.what did John Snow think was responsible for the disease ?

________________________________________________________________________________________________ ______________________________________________________________

10.Where were many of the deaths in Broad street ?

________________________________________________________________________________________________ ______________________________________________________________

11.What did John Snow tell the water companies?

二．二轮阅读找难点（在文中勾画出或写出重点单词、短语、重点句型和交际用语，并结合语境理解其含义。）

1.单词。

A.Character / Characteristic

(1)He proved himself true gentleman and the beauty of his _______________was seen at its

best when he worked with others .

(2)What are the _____________that distinguish the Chinese from the Japanese ?

B.Examine / check /test

(3)I was being ____________for a driving license for the third time.

(4)The doctor _____________him carefully .

(5)The interviewer always __________her facts before sending them to the editor.

C.cure / treat

(6) After being _________for such a long time, the wound ___________at last.

D.blame /scold

(7). Don’t ___________it on him, but on me.

(8). The parents __________the naughty boy and asked him to leave the home at once.