(共21张PPT)
UNIT 4 NATURAL DISASTERS
Section Ⅳ Assessing Your Progress &
Video Time
英语版必修第一册人教版
课文对译解读
Assessing Your Progress
原文呈现
Circle the correct word in each sentence.
1 The tornado that hit Mississippi last week caused a lot of damage/destroy.
2 The mother thanked the rescue/save worker who found her baby (关系代词who
引导的定语从句,修饰先行词worker,who在从句中作主语。).
3 According to experts, the volcano could crash/erupt this week.
4 Thousands of people are suffering/trapping from illnesses after the disaster.
5 An emergency delivery/supply of food was transported to the area by the army.
6 The earthquake affected/effected an area of several hundred square kilometres.
7 During a natural disaster, the most important thing is to keep calm/quiet
(动词不定式短语作表语.)
8 "She's still breathing/surviving! Come and help me dig her out!" shouted the
soldier.
Read the passage and fill in the blanks with relative pronouns(关系代词).
The people that/who. .live in Wenchuan county(that/who引导的定语从句,修饰先行
词The people。) will never forget the day 12 May 2008. The 8.0-magnitude
earthquake. .that/which. .killed over 80,000 people and left many more injured turned
many towns and counties into ruins .【*】 The rescue work that/which. .followed
(that/which引导的定语从句,修饰The rescue work。) was carried out by
people from all over the country, and even abroad.
Now, more than 10 years on , the people that/who. .suffered the earthquake
(that/who引导的定语从句,修饰先行词the people。) are living a new life .
Many live in new towns that/which. .are earthquake-safe(that/which引导的定语从句,
修饰new towns。) , in local communities that/which. .have been beautifully rebuilt
by the government(that/which引导的定语从句,修饰local communities。). The
people will never forget those who. .rescued them and helped them rebuild their
home(who引导的定语从句,修饰先行词those。先行词为those且指人时,多用who
引导。). Out of gratitude ,many young adults that/who. .were students during the
earthquake(that/who引导的定语从句,修饰先行词adults。 )
have chosen to study medicine or join the army in a wish to help more
people. Wenchuan, the county. .that/which. .was completely destroyed and then
completely rebuilt(Wenchuan的同位语,其中"that/which was completely ... rebuilt"
为定语从句,修饰先行词county。), has become a symbol of the Chinese spirit
of never giving up.
【*】 [图解秒懂]The 8.0-magnitude earthquake that/which killed over 80,000 people
and (left many more injured) ("leave+宾语+宾补(动词-ed)"结构 )(that/which
引导的定语从句,修饰earthquake) turned...ruins.
REFLECTING
◎What did you learn about natural disasters in this unit that you did not know
before
◎What else do you want to know about natural disasters
◎What did you find the most difficult("find+宾语+宾补(形容词)"结构用于特殊
疑问句) in this unit
◎What in this unit motivated you most
◎Overall, I thought this unit was ○interesting ○useful ○so-so ○difficult.
*Project:Give a presentation on natural disasters
BRAINSTORM: Work in groups of three or four. Choose one of the natural
disasters below and brainstorm answers to the questions.
earthquake typhoon/hurricane tornado landslide/snowslide
wildfire tsunami volcanic eruption drought flood
Understanding the disaster
Are there any known causes of the disaster What can be done to prevent it
Preparing for the disaster
What are the possible effects of the disaster What can be done to prepare for it
In the event of a disaster
What can you do to stay safe during the disaster What kind of help do survivors
need
略 详见教材P57
名师圈点
①Wenchuan county汶川县
文化百科
a.省/特别行政区/自治区在英语中的表达:
山东省Shandong Province
香港特别行政区Hong Kong Special Administrative
/ d m n str t v/ Region
广西壮族自治区Guangxi Zhuang Autonomous Region
b.市、县(或区)、镇(或乡)、村在英语中的表达分别是city, county/district, town,
village。
②turn...into ruins 把……变成废墟
③carry out 执行,实行;贯彻
④"时间段+on"表示某段时间以后。on在此表示"以后",相当于later。
⑤live a new life 意为"过新生活",life是live的同源宾语。与此用法类似的还有
dream a good dream(做个好梦),fight a wonderful fight(打一个漂亮仗)等。
⑥earthquake-safe adj. 抗震的
⑦out of gratitude 出于感激
gratitude / ?r t tju:d/ n.[U]感激之情,感谢
⑧in a wish to do sth.希望做某事
⑨a symbol of... ……的象征
symbol/ s mbl/ n.[C]象征;符号
⑩motivate / m t ve t/ vt. 激发,激励; 成为……的动机
give/make a presentation on...做一个关于……的报告
presentation / prezn te n/ n.[C]报告
in the event of...如果……发生,万一……,假如……
In the event of an accident, call this number.万一发生事故就拨这个号码。
in case of... 假使/如果……
Video Time
原文呈现
Tsunami: Killer Wave
Tsunami waves can strike out of nowhere and cause a lot of destruction.
Scientists study and track tsunamis in order to warn people and minimise deaths.
BEFORE YOU WATCH
Read the sentences about the formation and effects of tsunamis. Then match
each sentence with the correct picture.
A Tectonic plates(地壳构造板块) push together.Picture 2
B A series of waves expands in all directions .Picture 3
C Whole sections of cities are destroyed.Picture 1
WHILE YOU WATCH
1.Decide whether the statements are true (T) or false (F).
1.There are few warning signs just before a tsunami hits.T□ F□
【答案】
2.A tsunami breaks just like an ordinary wave but is bigger.T□ F□
【答案】
3.Scientists at the Pacific Tsunami Warning Center monitor the earth's movements
24 hours a day in order to track tsunamis.T□ F□
【答案】
2 Circle the correct word(s) in each sentence.
1 An earthquake occurs when plates below the earth's surface push together/pull
apart.
2 Tsunami waves deep at sea move fast and rise only a few/hundreds of feet.
3 As these killer waves enter shallow waters, their speed is reduced /raised.
4 Most tsunami damage is caused when the waves come in from/move back out to
the sea.
AFTER YOU WATCH
Work in pairs. Discuss the questions.
1 What have you learnt about tsunamis
2 What kind of help do you think people who have suffered from a tsunami
(who引导的定语从句,修饰先行词people。) need
名师圈点
①killer n.杀手,导致死亡的人(或动物、事物)
Heart disease is the biggest killer in Scotland.心脏病是苏格兰的头号杀手。
②out of/from nowhere突然发生,突然出现
③minimise / m n ma z/vt.使减少到最低限度(美式英语用minimize)
maximise/ m ks ma z/ vt.使增加到最大限度
④formation /f : me n/ n.[U]组成,形成
名词后缀-ation/-(t)ion常用于动词后构成名词。常见的这类词还有:
suggest→suggestion
discuss→discussion
express→expression
⑤a series of 一系列
series n.[C,usually sing.]一系列,连续,接连
⑥expand / k sp nd/ vi.& vt.扩大,增强;扩展,发展(业务)
⑦in all directions向四面八方
from all directions 从四面八方
⑧section / sek n/ n.[C](城市的)区域
⑨break vi. (波浪)迸溅,拍岸
⑩ordinary / :dnri/ adj.普通的;平凡的
monitor / m n t (r)/ vt.跟踪调查,监视 n.[C]班长; 显示屏
shallow waters浅水域
shallow sea浅海
shallow / l / adj.浅的;肤浅的
reduce /r dju:s/ vt.减少,缩小
reduction /r d k n/ n.[C,U]减少,缩小
谢谢
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