Lesson 38 The world is a big place 教案 (1)

Lesson
38
The
world
is
a
big
place
教案
1教学目标
1.
Learn
more
about
the
world’s
geography.
2.
Master
the
words
and
expressions
of
the
continents
and
oceans
in
English.
2学情分析
学生已经学过了世界地理相关知识,有一定的知识储备。
3重点难点
Teaching
Important
Points:
1.
The
words
and
expressions
in
this
lesson.
2.
Know
about
the
world’s
physical
features.
Teaching
Difficult
Points:
Some
geography
features
in
the
world.
4教学过程
活动1【导入】Step1.
Warming
up
1)
Enjoy
a
song
2)
Check
their
homework:
Talk
about
the
world:
Pair
work
For
example:
A:
How
many
continents
are
there
B:
Seven
Look
at
the
map
and
point
out
the
continents
and
oceans
活动2【讲授】Step2.
Learn
the
new
words
Pacific,
Atlantic,
Indian,
surface,
island,
Antarctica,
the
Pacific
Ocean,
the
Atlantic
Ocean,
the
Indian
Ocean,
Arctic,
the
Arctic
Ocean
活动3【活动】Step
3.
Listening
task
Listen
and
answer
the
following
questions:
1)
How
many
people
will
be
there
in
the
world
by
2025
2)
Where
do
all
the
people
live
3)
How
big
are
the
world’s
oceans
4)
What
are
the
physical
features
of
them
活动4【练习】Step
4.
Reading
task
Read
the
text
and
finish
Exercise
2
in
activity
book.
1)
Scientists
predict
the
world’s
population
will
be
_______
by
2025.
There
will
be
9
billion
people
by
_______.
2)
About
________
of
the
world
is
land.
The
deserts
cover
________
of
the
earth’s
surface.
3)
There
are
________
continents.
They
are
________,
_________,
_________,
_________,
Antarctica,
Europe
and_______.
4)
Antarctica
is
covered
with
_______
and
_______
all
year
round.
5)
There
are
_______
main
oceans.
________
is
the
biggest
ocean.
Finish
the
exercise
on
page
101
of
the
book
活动5【活动】Step
5.
Read
the
text
again
and
talk
about
the
data
Fast
reading:
Another
game:
Guessing
which
continent
it
is
(Group
work)
Divide
the
student
in
groups
to
talk
about
a
continent
and
invite
the
leader
to
present
it
Slow
reading:
(explain
the
language
points)
1
population
n.
人口,
人数
(1)
集体名词,无复数形式,在句中做主语时,谓语动词用单数。如:目前的人口增长很快。
The
population
today
is
growing
very
fast.
(2)
表示某一范围内有多少人口时,用has
a
population
of+数词。
如:中国有13亿人口China
has
a
population
of
1.3billion.
(3)
问某地有多少人口时,用What
is/was
the
population
of+地名
如:中国有多少人口 What’s
the
population
of
China
(4)
表示人口的多少时,用large或small修饰,而不能用many,
more或few等。
如:中国是世界上人口最多的国家。China
has
the
largest
population
of
the
world
2分数表达法:记忆口诀:子基母序,分子大于1,分母加
s
如:
3/4
three
quarters
活动6【测试】Step
6.
Come
to
“LET’S
DO
IT”.
Prepare
a
dictionary
before
the
class.
When
they
meet
new
words,
encourage
them
to
look
them
up
in
the
dictionary.
Finish
the
excises
on
the
screen
根据句意及汉语提示完成句子。
The
biggest
animal
on
______
(陆地)
is
the
elephant.
The
______
(表面)
of
the
table
is
very
smooth.
Which
one
is
the
largest
of
the
four
______
(岛屿),
do
you
know
I
like
to
sail
to
the
______
(海洋)
when
it's
warm
enough.
Choose
the
best
answers:
(
)
1.
____
of
the
students
are
from
the
countryside.
A.
Third
quarter
B.
Three
quarters
C.
Three
quarter
D.
Third
quarters
(
)
2.A
quarter
of
the
students___
let
their
books
at
home.
A.
are
B.
is
C.
have
D.
has
(
)
3.The
Yellow
River
is
______
in
China.
A.
second
longest
river
B.
the
second
longest
river
C.
the
second
longest
rivers
D.
the
longest
river
活动7【作业】Step
7.
Homework
Finish
off
the
exercises
in
activity
book.
Write
a
composition
about
the
world.