(共22张PPT)
Module1 Deep South
Reading and vocabulary
Seals
Whales
Icebergs
Polar lights
Penguins
Antarctica:
the Last
Continent
promote
annual
rainfall
state
depth
gravity
inhospitable
extreme
flower
v. 促进, 增进
adj. 每年的
n. 降水量,降雨量
n. 状态,状况
n. 深度
n. 重力,地心引力
adj. 不宜居住的
adj. 极端的,极度的
v. 开花
Words
Pre-reading
adapt to
trap
exploration
set foot on
rivalry
treaty
test
mass
balance
(使)适应
v. 储存,留存
n. 勘查
进入, 到达
n. (不断的)竞争
n. 条约, 公约
n. 试验
n. 块,堆,团
v. 使平衡
A great place for researchers
Plants and animals
The Antarctic Treaty
The discovery of Antarctica
The land
Para 1
Para 2
Para 3
Para 4
Para 5
Choose a heading for each paragraph.
While-reading
Fast reading
Where do you think we can find the article?
A. in a tourist guide book B.in a news report
C. in a science magazine D. in an adventure story
Para.1 Brief introduction of Antarctica
Name: __________
Location: around the __________
Area: ________ square kilometers;
the 5th_______ continent in the world
Climate: coldest and______ on Earth
Numbers: 90% of_____________,70% is in______________,98% is covered in_________
Antarctica
South Pole
14 million
largest
driest
the world’s ice
a frozen state
the ice cap
Detailed reading
While-reading
Para.2 animals & plants
penguins
seals
whales
Flying birds
经植物学家考察发现,南极洲有850多种植物,且多数为低等植物,只有3种开花植物属于高等植物。在低等植物中,地衣有350多种,苔藓370多种,藻类130多种。
mosses
algae
lichen
Why can few types of plants survive in Antarctica?
the long Antarctic winter night
the extreme cold
lack of rainfall
Para.3 A great place for researchers
1.Why is Antarctica a great place for researchers?
2. How can they help the researchers?
(1)Gases & minerals can tell ___________________________________
(2) Antarctic rocks may contain ______________________________
Because it has become a window on the past, and can give researchers lots of useful information.
what the world’s climate was like in the past.
evidence of extra-terrestrial life.
Put the following sentences into right order:
( ) Greek geographers believed that there was a large land mass more than two thousand years ago.
( ) Europeans discovered the continent of America in the 15th century.
( ) Norwegian Carstens Borchgrevink set foot on the Antarctic mainland in 1895
( ) Norwegian Roald Amundsen reached Antarctica on 11th December,1911.
( ) The British explorer James Cook crossed the Antarctic Circle about the late 18th century
Para.4 The discovery of Antarctica
1
2
3
4
5
Para.5 The Antarctica Treaty
Time
Countries _________countries, including_______,
________and _________.
to prevent the____________and________ use
Aims ① to keep it free from____________and_______________
② promote international______________
③ end__________about who owns the land
Result It became the most…work together for……
In 1961
12
Britain
France
the USA
commercial
military
nuclear test
radioactive waste
scientific projects
arguments
Antarctica is the _______ (cold) place in the world. It is technically a desert. It holds 90% of the world’s ice and most of its fresh water is in ___ frozen state. In some places it reaches a _____(deep) of 5 kilometers.
The wildlife in Antarctica has adapted ______ (it) extreme conditions, ______ few types of plants can survive there because of the long winter night, the extreme cold and lack of rainfall.
Researchers can get a lot of information from the ice, gases, minerals and rocks there. Rocks in dark color ______ stand out against the white are easy to find and collect.
In 1895, a Norwegian _______(call) Carstens became the first man to set foot on the Antarctica mainland. Today scientists from many countries travel to Antarctica to study its _________ (resource) . A spirit of international friendship has replaced the rivalry. In 1961, 12 countries signed a treaty, __________(make) Antarctica the world’s biggest nature reserve. Today countries representing 80% of the world’s population ____________ (sign) the treaty.
coldest
a
depth
its
but
which/that
called
resources
making
have signed
Post-reading
Fill in the blanks
It is said that the ice in Antarctica is melting(融化)because of globe warming. As a student, we should do … or we shouldn’t do …
Post-reading
Discussion
reate green homes
O
rouse the awareness of the public
A
ake measures immediately
mprovement in technology
C
T
I
A
C
T
I
N
N
bligation of protecting the environment
O
o pollution. No waste
Protecting the environment begin from me.
Homework
Write a description about Antarctica.(根据课文内容写一篇关于南极洲的说明文)(120字左右)
Thank you all