内容正文:
UNIT 1 SCIENCE AND SCIENTISTS
单元目标速览
Section Ⅰ Reading and Thinking
—Reading comprehension
课 时 精 练
语 篇 理 解
语 篇 全 解
内
容
索
引
语 篇 理 解
索引
Step One:Pre-reading
1.Discuss the following stages of scientific research in groups and put them in correct order.
A.analyze the results
B.ask a question
C.draw a conclusion
D.collect data
E.find a problem
F.find supporting evidence
G.think of a method
答案:EBGDAFC
注意:科学研究的正确方法除了这七步划分法,也可以分成五步或八步:
五步即theories(提出假设) -process(调研论证) -evidence(找到证据) -solution(解决办法) -conclusion(得出结论);
八步即observation(观察现象)-asking a question(提出问题)-gathering information(搜集信息)-forming a hypothesis(提出假设)-testing the hypothesis(验证假设)-making conclusions(得出结论)-reporting(总结报告)-evaluating(评估结题)
2.Skim the title “JOHN SNOW DEFEATS ‘KING CHOLERA’” and discuss the following questions.
(1)Who was John Snow and what is King Cholera?
________________________________________________________________
(2)Why was it John Snow, not other doctors, who defeated King Cholera?
______________________________________________ (Answers may vary.)
Step Two: While-reading
Ⅰ.Read for the main idea
The passage is mainly about ________.
A.how John Snow became a well-known doctor in London
B.how John Snow found out the cause and defeated cholera
C.how John Snow changed the way scientists studied diseases
D.how John Snow stopped all people from catching cholera
√
Ⅱ.Match the main idea with each paragraph
Para.1 A.John Snow accepted one theory about cholera and decided
to find out the reason.
Para.2 B.John Snow investigated by using maps and statistics and
offered solutions.
Para.3 C.John Snow is well remembered for his great contributions.
Para.4 D.The cause of cholera was eventually discovered.
Para.5 E.As a famous doctor, Snow desired to defeat cholera.
答案:Paras.1-5 EABDC
Ⅲ.Read for details
1.Which of the following is TRUE about John Snow?
A.He attended to Queen Victoria to help cure cholera.
B.He thought cholera was the most feared disease then.
C.Thousands of terr