内容正文:
Unit 5
Nature's Temper
金牌导学案
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Unit 5 Reading Plus
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2
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重点短语
重点句型赏析
课文理解
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1.get close to 接近;靠近 2.chase down 追赶
3.in the way of 关于;在……方面 4.air pressure 气压
5.to one's surprise 令某人吃惊的是 6.throw into 扔进;使投身于
7.play a role in 在……发挥作用
Unit 5 Reading Plus
重点短语
3
1.When a tornado is about to hit,professional storm chasers try and get close to it to collect important information.当龙卷风即将来袭时,专业的风暴追逐者会试图靠近它,以收集重要信息。
“When” 引导时间状语从句,“be about to do sth.” 是固定结构,意为 “即将做某事”。“try and do sth.”(相当于 “try to do sth.”)表示 “努力去做某事”,“to collect important information” 是动词不定式作目的状语。
Unit 5 Reading Plus
重点句型赏析
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2.This helps scientists to make better forecasts. It can even help people understand how powerful the winds can be,and as a result,change how we build our houses.这有助于科学家做出更准确的预报。它甚至能帮助人们了解风力能有多强劲,因此,还能改变我们建造房屋的方式。
“help sb. (to) do sth.” 是常用结构,意为 “帮助某人做某事”,此处说明收集到的信息对科学家和人们的帮助。“how powerful the winds can be” 是宾语从句,作 “understand” 的宾语,用陈述语序。
Unit 5 Reading Plus
重点句型赏析
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3.Though storm chasing remains a dangerous job,the goal of storm chasers is to learn more about storms to keep people safe.尽管追逐风暴仍然是一项危险的工作,但风暴追逐者的目标是更多地了解风暴,以保障人们的安全。
“Though” 引导让步状语从句,意为 “尽管;虽然”, “to learn more … ” 和 “to keep people safe” 都是动词不定式,分别作表语和目的状语。
Unit 5 Reading Plus
重点句型赏析
6
(一)认真阅读课本P87~88内容,完成下列题目。
【泛读】请快速阅读课本,回答第1~3小题。
1. What was the main goal of Tim Samaras's work?( )
B
A.To make exciting videos of tornadoes.
B.To collect scientific data about tornadoes.
C.To become famous on television.
D.To test the strength of different cars.
Unit 5 Reading Plus
课文理解
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2. Why is the job of a storm chaser very dangerous?( )
B
A.Because the equipment is very heavy.
B.Because tornadoes can change suddenly and unexpectedly.
C.Because they have to drive very fast all the time.
D.Because it is difficult to find tornadoes.
3. What happened to Tim Samaras and his team on 31 May,2013?( )
C
A.They successfully filmed the largest tornado.
B.Their equipment was destroyed by a tornado.
C.They were killed by a tornado.
D.They decided to stop storm chasing.
Unit 5 Reading Plus
课文理解
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【精读】请仔细阅读课本,回答第4~5小题。
4. It can be inferred that the information collected by storm chasers ________.( )
B
A.is useless for scientific research
B.can help reduce the damage caused by tornadoes
C.only records the appearance of tornadoes
D.has no influence on building design
Unit 5 Reading Plus
课文理解
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5. What is the author's main purpose in writing this passage?( )
C
A.To encourage more people to become storm chasers.
B.To describe the exciting life of a famous storm chaser.
C.To explain the dangers of storm chasing and its scientific value.
D.To warn people never to go near a tornado.
Unit 5 Reading Plus
课文理解
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(二)根据课本P87~P88内容,完成文章概要。
Some people chase tornadoes to collect scientific data. There are many special tools to measure things like 1. ___________ and 2. ___________ inside tornadoes. This information helps scientists warn people better and even influences how we build 3. ________ houses.
Although storm chasing provides important information, it is also very 4. __________.In 2013, Samaras and his team were 5. ______ by a huge, unpredictable tornado. Despite this tragedy, his work 6. _________ to help weather science. For storm chasers, the goal of saving lives through better understanding makes the risk worth taking.
wind speed
air pressure
stronger
dangerous
killed
continues
Unit 5 Reading Plus
课文理解
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感谢聆听
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