Unit 1 Science and scientists Reading and Thinking 课件(共17张PPT)人教版(2019)选择性必修第二册

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Unit 1 Science and scientists Reading and Thinking 课件(共17张PPT)人教版(2019)选择性必修第二册

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(共17张PPT)
复习任务群一
现代文阅读Ⅰ
把握共性之“新” 打通应考之“脉”
UNIT 1
SCIENCE AND SCIENTISTS
Section Ⅰ Reading and Thinking-Comprehending
第一单元 伟大的复兴·中国革命传统作品研习
学习任务目标
1. 理清文章结构,了解文章的主旨大意。
2. 能在阅读中主动发问,并积极主动地探究答案。
3. 了解约翰·斯诺发现霍乱传染源的过程,弘扬科学家无私奉献的精神。
4. 学习分析长难句。
自主式预习
写出下列词汇的汉语意思
(一)核心词汇
1. contradictory adj. _____________________________
2. severe adj. _________________________________
3. proof n. ___________________
4. multiple adj. ______________________
5. infect vt. ______________
相互矛盾的;对立的;不一致的
极为恶劣的;十分严重的;严厉的
证据;证明;检验
数量多的;多种多样的
使感染;传染
6. infection n. ____________
7. household n. ____________________________________
8. suspect vt. & vi. _____________________
n. ______________________
9. blame vt. ___________________________
n. _____________
10. handle n. _________________
vt. ________________________________________
感染;传染
一家人;家庭;同住一所(套)房子的人
怀疑;疑有;不信任
犯罪嫌疑人;可疑对象
把……归咎于;责怪;指责
责备;指责
把手;拉手;柄
处理;搬动;操纵(车辆、动物、工具等)
11. link n. ______________
vt. __________________________
12. raw adj. __________________________________
13. substantial adj. ____________________________
14. decrease n. _____________________
vt. & vi. ___________________________________
15. statistic n. [pl. -s] ____________________________
16. microscope n. _________
17. once and for all ________________
18. subscribe to ____________
19. thanks to ______________
联系;纽带
把……连接起来;相关联
未煮的;生的;未经处理的;原始的
大量的;价值巨大的;重大的
减少;降低;减少量
(使大小、数量等)减少;减小;降低
统计数字;统计资料;统计学
显微镜
最终地;彻底地
同意;赞同
幸亏;由于
(二)阅读词汇
1. cholera n. _____
2. frustrated adj. _______________________
3. germ n. ____________________
4. pump n. _____________________
5. intervention n. ___________________
6. pure adj. ______________________
霍乱
懊恼的;沮丧的;失意的
微生物;细菌;病菌
泵;抽水机;打气筒
介入;出面;干涉
干净的;纯的;纯粹的
表格填空
Steps What/How
Find a problem Cholera used to be one of the most 1. _______ diseases in the world.
Think of a method ★Cholera was caused by an 2. _________ from germs in food or water.
★John Snow gathered information when an 3.________ of cholera hit London in 1854.
feared
infection
outbreak
Steps What/How
Collect and analyse results ★John Snow marked on a 4. _____ where all the dead people had lived and found the water from the pump was 5. ________.
★Some water companies sold water from the River Thames that was 6. ________ by raw waste.
Draw a conclusion ★The pump water carried cholera 7. _____.
★Water companies began to sell 8. _____ water.
map
to blame
polluted
germs
clean
任务式研习
Ⅰ. 根据课文内容选择正确答案
1. How did John Snow find out the cause of cholera
A. By living in the area where cholera broke out.
B. By marking on a map where all the dead people had lived.
C. By analysing the food the patients had eaten.
D. By treating the people infected with cholera.

2. There were no deaths in some houses in the cholera outbreak area because _______.
A. they worked in the pub at 7 Cambridge Street which provided clean water
B. they paid more attention to personal health and the clean living environment
C. they had drunk free beer instead of water from the Broad Street pump
D. they had known the water from the Broad Street pump was dangerous

3. What did John Snow find after he made further investigations
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.

4. What's the purpose of this passage
A. To show John Snow was a famous doctor.
B. To present John Snow's method of disease research.
C. To introduce John Snow's life and important achievements.
D. To describe how John Snow stopped the spread of cholera.

Ⅱ. 课文语法填空
Before John Snow showed how to overcome cholera, it was one of the most feared 1. ________ (disease) of its day. In the early 19th century, millions of people died when there was 2. ____ outbreak of cholera. John Snow became 3. ___________ (frustrate) because no one knew how to prevent or treat cholera. John Snow wanted to face the challenge and solve this problem. He knew that cholera would never be controlled 4._____ its cause was found. In 1854 when cholera broke 5. _____ in London, he began to gather information and 6. _____ (find) the evidence. It seemed that the polluted water was 7. ________ (blame). John Snow also found a link 8. _______ other cases of cholera and the 9. _________ (differ) water companies in London. Finally “King Cholera” 10._______ ____________ (defeat).
diseases
an
frustrated
until
out
found
to blame
between
different
was
defeated
Ⅲ. 阅读升华
1. What is the general idea of Paras. 2-4
_______________________________________
2. If you were a doctor, how would you plan to stop the spread of a highly contagious disease
________________________________________________________________________________________________________________________________
The process of John Snow defeating cholera.
Figure out how the infection is transmitted, and then quickly cut off the source of infection. Meanwhile, the sick people should be treated in quarantine.
提出问题
阅读文章的方法之一是提出问题。提出问题可以帮助我们理解文章的内容,也可以帮助我们更深入地思考文章的主题。所以,阅读时要善于提出问题。
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(WORD版)
巩固课堂所学 · 激发学习思维
夯实基础知识 · 熟悉命题方式
自我检测提能 · 及时矫正不足
本节课掌握了哪些考点?
本节课还有什么疑问点?
课后训练
学习反思
课时小结
课后素养评价(一)
谢 谢!

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