外研版（2019）必修 第一册Unit 5 Into the wild Understanding ideas 课件(共26张PPT)

(共26张PPT)
Guess : What are they doing
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v.迁徙
Migrate
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Look and choose the animals that migrate.
monarch butterfly
Siberian crane
red panda
Atlantic salmon
Killer whale
Swallow
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The Monarch's Journey
Tina Chen
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1. To understand the whole passage and get the main idea.
2. To retell（复述） the general idea of the passage.
3.To raise awareness of protecting animals and environment.
Learning Aims
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Page /
6
Read the passage quickly and
match the main ideas with each part.
B.Monarch's trouble and causes
A. Measures to protect monarch butterfly
C.Definition（定义）about migration
Para.1
Para.4
Para.2-3
Para.5
D.Introduce Monach 's migration
Fast reading
Warming tips:
1. Pay attention to the first sentence and the last sentence in each paragraph.
2. Find the key words and mark them.
Tips:
Don’t read word by word! Just read the first and last sentence of each paragraph.
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Structure
The Monarch's
Journey
Para 5
Measures
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to find food
to seek partner
in search of
warmer weather
1. What 's the migration
2. Why do the animals migrate
Read Para.1 carefully
and answer the following questions.
Many animals move from one place to another at certain times of the year.
This annual movement is called migration.
Careful
reading
许多动物在一年中的特定时间会从一个地方迁往另一个地方。
这种一年一度的迁移被称作迁徙。
writing Tips:
Try to use different words to express the same meaning . It can improve the level of your article.
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Structure
The Monarch's
Journey
Para 5
Measures
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Monarch
when
where
how long
every autumn
find their way to California
or Mexico
4000 kilometres
Read Para.2 and answer the questions.
A long and difficult journey
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By_______________
By ___________________________
telling the time of day
measuring the position of the sun with its eyes
The
ways:
Para3.
How did they migrate
v. 分辨
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Activity4
a. The monarch butterfly is able to
tell___________________.
b. Using these two pieces of information, the
monarch butterfly determines _____________.
c. The monarch butterfly measures ____________________with its eyes.
d. The monarch butterfly reaches __________________________________.
d
the time of day
the way to go
the position of the sun
the places where it will spend the winter
Read Para.3 again and fill in blanks to complete the “cause-effect”flow chart(因果流程图）.
a
c
b
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Structure
The Monarch's
Journey
Para 5
Measures
how
when
how long
where
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For the butterflies , what caused them to crash
Para4. the reasons
destroy the natural environment
cut down trees
use chemicals
human activity
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h
e. Humans _________ trees.
f. The _____________________________where
monarchs can be found is destroyed.
g. Humans use chemicals that ____________
that monarch caterpillars eat.
h. The monarch butterfly’s population___________
in the last few years.
cut down
natural environment of many places
kill the plants
has crashed
h
Activity4
g
e
f
Read Para.4 and fill in blanks to complete the “cause-effect”flow chart(因果流程图）.
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Structure
The Monarch's
Journey
Para 5
Measures
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Para.5
Measures to protect monarch butterfly
...
Record its migration.
Ensure enough food
Measures
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destroy the natural environment
cut down trees
use chemicals
human activity
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Discuss more ways to protect the Monarch Butterfly.
the reasons
Para.5
Measures to protect monarch butterfly
Protect the natural environment
Record its migration.
Ensure enough food
Measures
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Plant native trees to feed on them
Do not use chemicals that kill the plants as much as possible
Significance
Why do we make the reserch
Is it useful
Para5.
tell
The more ____________________________,
the greater____________________________.
we know about this lovely creature
the chance it will survive and keep its place in the natural world for a long time to come
我们对这种美丽生物了解越多，它存活的机会就越大，它们在自然界中得以长久生存并保持其位置的可能性就越大。
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Choose where you are most likely to find the passage.
1. In a scientific research paper about the monarch butterfly's migration.
2. In a popular nature magazine introducing the monarch butterfly.
3. In a travel leaflet（传单）encouraging people to visit North America.
Post-reading
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Try to recite main contents of the passage
The Monarch's
Journey
Measures
Retelling
The more we know about this lovely creature，
the greater the chance it will survive and keep its place in the natural world for a long time to come .
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Significance
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Tibetan antelope
At one with nature
天人合一
Green development
绿色发展
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Assignment
animal migration
1.Retell the passage again
2.search more information about animal migration on the internet.
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