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(共16张PPT)
Period 2　
UNIT 1　SCIENCE AND SCIENTISTS
主题语境
人与社会——对社会有突出贡献的人物
1．What's mainly talked about in the passage
A．The cause of cholera was polluted water．
B．John Snow was a well-known doctor in London．
C．The source of all drinking water should be examined．
D．John Snow did some research and helped to solve “King Cholera”．
课时练案 课文整体阅读(Reading and Thinking)
√
2．What's the main idea of paragraph 4
A．Snow collects information and offers solution．
B．Snow finds the truth of cholera．
C．Snow is determined to investigate．
D．Snow desires to defeat cholera．
√
Read the text carefully and then choose the best answer．
1．Which of the following theories did John Snow believe
A．A cloud of dangerous gas would float around until it found its victims．
B．People absorbed cholera into their bodies with their meals．
C．People got infected with cholera because of polluted air．
D．People suffered from cholera because they were not clean．
√
2．After he made further investigations, what did John Snow find
A．Cholera multiplied in the air．
B．People absorbed this disease into their bodies with their meals．
C．The water from the polluted river was to blame．
D．Flies spread the disease．
√
3．How did John Snow find out the cause of the disease
A．By living in the area where cholera broke out．
B．By marking a map where all the dead people had lived．
C．By telling the terrified people how to prevent it．
D．By saving the dying people suffering from cholera．
√
1．How has Snow's work affected our daily lives
___________________________________________________________
___________________________________________________________
2．What can we learn from Snow's experience
___________________________________________________________
___________________________________________________________
[答案]　略
deadly
cause
outbreak
marked
water
polluted
clean
controlled
1．subscribe to 同意；赞同；订购；捐款
①(教材原句)Snow subscribed to the second theory． ______
②If you subscribe to the newspaper，it'll be delivered to your door．
______
③How much did you subscribe to the disaster fund？ _____
赞同
订购
捐款
2．suspect vt． & vi． 怀疑；疑有；不信任n． 犯罪嫌疑人；可疑对象
①(教材原句)Snow suspected that the water pump was to blame．
_________
②Two suspects in connection with the case are now being questioned．
_______________
vt．怀疑
n．犯罪嫌疑人
1．(学会断句) He discovered/ that in two particular streets the cholera outbreak was so severe/ that more than 500 people died in ten days．
[分析]　本句是一个复合句。“discovered”后是that引导的____从句。在宾语从句中，包含一个“so...that...”结构，意为“如此……以至于……”，引导________从句。
[翻译]_____________________________________________________
___________________________________________________________
宾语
结果状语
他发现霍乱疫情在两条街道上尤为严重，十天内就有500多人
死亡。
2．It seemed/ that the woman liked the water from the pump so much/ that she had it delivered to her house every day．
[分析]　本句是一个复合句。“seemed”后是that引导的____从句。在表语从句中，包含一个“so...that...”结构，意为“如此……以至于……”，引导________从句。“had it delivered to her house”是have sth． done结构(have＋宾语＋宾语补足语)。
[翻译]_____________________________________________________
___________________________________________________________
表语
结果状语
这位妇女似乎非常喜欢(饮用)从水泵抽上来的水，她每天都
让人(从那里)送水到她家。
1．(续写佳句) In time, he rose to become a famous doctor, and even attended to Queen Victoria when she gave birth． However, he never lost his desire to destroy cholera once and for all．
后来，他成了名医，甚至在维多利亚女王分娩时照料她。然而，他从未放弃彻底消灭霍乱的愿望。
2．(应用文佳句) In general, doctors in those days had two contradictory theories to explain how cholera spread． One theory was that bad air caused the disease． The other was that cholera was caused by an infection from germs in food or water．
当时医生大体上有两种不一致的推论来解释霍乱的传播。一种推论是这种疾病是由糟糕的空气导致的。另一种推论是霍乱是由食物或水中的细菌感染引起的。
Through Snow's tireless efforts, water companies began to sell clean water, and the threat of cholera around the world saw a substantial decrease． However, cholera is still a problem． Each year, millions of people around the world get cholera and many die from it． Fortunately, we now know how to prevent cholera, thanks to the work of John Snow． Moreover, in his use of maps and statistics, Snow transformed the way scientists study diseases． For this reason, Snow is considered the father of modern epidemiology．
THANKSPeriod 2　 课文整体阅读(Reading and Thinking)
1．What's mainly talked about in the passage
A．The cause of cholera was polluted water．
B．John Snow was a well-known doctor in London．
C．The source of all drinking water should be examined．
D．John Snow did some research and helped to solve “King Cholera”．
2．What's the main idea of paragraph 4
A．Snow collects information and offers solution．
B．Snow finds the truth of cholera．
C．Snow is determined to investigate．
D．Snow desires to defeat cholera．
Read the text carefully and then choose the best answer．
1．Which of the following theories did John Snow believe
A．A cloud of dangerous gas would float around until it found its victims．
B．People absorbed cholera into their bodies with their meals．
C．People got infected with cholera because of polluted air．
D．People suffered from cholera because they were not clean．
2．After he made further investigations, what did John Snow find
A．Cholera multiplied in the air．
B．People absorbed this disease into their bodies with their meals．
C．The water from the polluted river was to blame．
D．Flies spread the disease．
3．How did John Snow find out the cause of the disease
A．By living in the area where cholera broke out．
B．By marking a map where all the dead people had lived．
C．By telling the terrified people how to prevent it．
D．By saving the dying people suffering from cholera．
1．How has Snow's work affected our daily lives
_____________________________________________________________________
_____________________________________________________________________
2．What can we learn from Snow's experience
_____________________________________________________________________
_____________________________________________________________________
1．subscribe to 同意；赞同；订购；捐款
①(教材原句)Snow subscribed to the second theory． ________
②If you subscribe to the newspaper，it'll be delivered to your door． ________
③How much did you subscribe to the disaster fund？ ________
2．suspect vt． & vi． 怀疑；疑有；不信任n． 犯罪嫌疑人；可疑对象
①(教材原句)Snow suspected that the water pump was to blame． ________
②Two suspects in connection with the case are now being questioned． ________
1．(学会断句) He discovered/ that in two particular streets the cholera outbreak was so severe/ that more than 500 people died in ten days．
[分析]　本句是一个复合句。“discovered”后是that引导的________从句。在宾语从句中，包含一个“so...that...”结构，意为“如此……以至于……”，引导________从句。
[翻译]　_____________________________________________________________
_____________________________________________________________________
_____________________________________________________________________
2．It seemed/ that the woman liked the water from the pump so much/ that she had it delivered to her house every day．
[分析]　本句是一个复合句。“seemed”后是that引导的________从句。在表语从句中，包含一个“so...that...”结构，意为“如此……以至于……”，引导________从句。“had it delivered to her house”是have sth． done结构(have＋宾语＋宾语补足语)。
[翻译]　_____________________________________________________________
_____________________________________________________________________
_____________________________________________________________________
1．(续写佳句) In time, he rose to become a famous doctor, and even attended to Queen Victoria when she gave birth． However, he never lost his desire to destroy cholera once and for all．
后来，他成了名医，甚至在维多利亚女王分娩时照料她。然而，他从未放弃彻底消灭霍乱的愿望。
2．(应用文佳句) In general, doctors in those days had two contradictory theories to explain how cholera spread． One theory was that bad air caused the disease． The other was that cholera was caused by an infection from germs in food or water．
当时医生大体上有两种不一致的推论来解释霍乱的传播。一种推论是这种疾病是由糟糕的空气导致的。另一种推论是霍乱是由食物或水中的细菌感染引起的。
Through Snow's tireless efforts, water companies began to sell clean water, and the threat of cholera around the world saw a substantial decrease． However, cholera is still a problem． Each year, millions of people around the world get cholera and many die from it． Fortunately, we now know how to prevent cholera, thanks to the work of John Snow． Moreover, in his use of maps and statistics, Snow transformed the way scientists study diseases． For this reason, Snow is considered the father of modern epidemiology．
Period 2
课文理解
Task 1　整体理解
1－2　DB
Task 2　细节理解
1—3　BCB
Task 3　多维探究
略
Task 4　课文框架
①deadly　②cause　③outbreak　④marked
⑤water　⑥polluted　⑦clean　⑧controlled
课文精粹
Ⅰ一词多义
1．①赞同　②订购　③捐款
2．①vt．怀疑　②n．犯罪嫌疑人
Ⅱ长难语句
1．分析：宾语；结果状语
翻译：他发现霍乱疫情在两条街道上尤为严重，十天内就有500多人死亡。
2．分析：表语；结果状语
翻译：这位妇女似乎非常喜欢(饮用)从水泵抽上来的水，她每天都让人(从那里)送水到她家。
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