八年级上册教案设计
Unit
4
Our
World
Topic
1
Which
do
you
like
better,
plants
or
animals?
Section
C
Ⅰ.
Material
analysis
本节课主要活动为1a和2。
本节课承接Section
A
学习比较级和最高级的用法、Section
B谈论动植物，同时为Section
D学习并保护动物打下基础。本节课通过一篇关于热带雨林的阅读文章，给学生传输有关森林的知识，唤起学生的环保意识。最后通过第二部分的写作，要求学生加入到环保的斗争当中。本篇阅读也为本话题的重点：学习形容词的比较级和最高级，起到巩固作用。
Ⅱ.
Teaching
aims
Knowledge
aims：
1.
能根据音标，正确朗读出单词表中的黑体单词：
thick,
ground,
wet,
cover,
forest,
earth,
surface,
control,
die,
wood,
protect
2.
能正确拼读并运用黑体单词：
thick,
ground,
wet,
cover,
forest,
rainforest,
earth,
surface,
control,
die,
wood,
protect
3.
能正确使用“比较级and比较级”的形式。
Skill
aims：
1.
能基本听懂本课文本材料及简单的环保倡议书。
2.
能正确地口头介绍森林带给我们的好处，并建议大家保护环境。
3.
能正确朗读课本的文本材料，并能读懂相关的文本材料。
4.
能写一份简单的有关环保的倡议书。
Emotional
aims：
通过对热带雨林的学习，加深学生对森林的认识，教育学生从小事做起，从自己做起，
保护环境。
Ⅲ.
The
key
points
and
difficult
points
Key
points：
1.
复习形容词比较级、副词的用法。
2.
学习热带雨林的相关知识。
3.
学习有顺序、连贯的书写倡议书。
Difficult
points：
熟练应用形容词的比较级和最高级。
Ⅳ.
Learning
strategies
1.
在写文章的时候，用上适当的连词如：and,
but,
however,
while等，可以让文章更加连贯。
2.
阅读时上一段的最后一句很有可能会提示你下一段的主要内容。
Ⅴ.
Teaching
aids
Computer
multimedia
projector,
some
pieces
of
paper
or
some
chopsticks
Ⅵ.
Teaching
procedures
Step
Interaction
pattern
Student
activity
Teacher
activity
Introduction(8
minutes)
1.
The
whole
class
work2.
The
whole
class
work3.
The
whole
class
work4.
Group
work5.
The
whole
class
work6.
The
whole
class
work
1.
Students
answer
the
questions.
Of
course,
all
the
students
like
the
beautiful
one,
because
it
makes
people
comfortable.2.
Try
to
write
words
and
sentences
carefully.3.
Students
know
it’s
made
of
wood.4.
Discuss
in
groups
and
give
the
answers:
desk,
chopsticks,
different
kinds
of
paper...5.
Students
take
in
the
knowledge
about
it.6.
Read
and
remember
the
spelling
of
“forest,
rainforest”.
1.
Show
students
some
pieces
of
paper.
The
paper
is
from
students’
exercise
books.
One
paper
with
beautiful
handwriting.
The
handwriting
in
another
paper
is
just
so-so.
The
last
paper
is
ugly.
Ask
students
“Which
one
do
you
like
best?
Why?”
2.
Educate
students
that
beautiful
handwriting
can
make
people
happy.3.
Ask
students
“What
is
the
paper
made
of?”4.
Encourage
students
to
speak
out
more
things
which
are
made
of
wood.5.
Show
a
movie
to
students.
It
is
about
how
many
pieces
of
wood
can
make
a
paper
and
people
cut
down
many
woods
for
papers
and
other
things.6.
Lead
in
the
new
words
“forest,
rainforest”
according
to
the
short
movie.
Presentation(10
minutes)
1.
The
whole
class
work
and
group
work2.
The
whole
class
work
and
individual
work3.
The
whole
class
work4.
Group
work5.
Individual
work6.
Individual
work
and
group
work7.
Individual
work
and
group
work8.
The
whole
class
work
1.
Students
discuss
in
groups.
Hands
up
when
they
can’t
express
in
English.
They
may
find
some
difficult
words
or
sentences
in
1a.2.
Students
exchange
their
information
about
rainforests.
Study
new
words
with
the
help
of
the
teacher.3.
Read
and
remember
the
meanings
of
new
words.4.
Students
look
at
the
screen
and
discuss
in
groups.
Choose
the
answers
according
to
the
prediction.5.
Read
through
thepassage
and
check
their
answers.
Underline
some
difficult
points
and
the
sentences
that
can
prove
their
prediction.6.
Share
their
answers.7.
Students
may
refer
tosome
new
words:
protect,
die
out,
climate...
difficult
sentences:
But
now,
rainforests
are
becoming
smaller
and
smaller.8.
Study
these
new
words
and
sentences.
1.
Ask
students
to
discuss
“What
do
you
know
about
rainforests?”
Walk
around
the
classroom.
Many
students
may
ask
questions.2.
Invite
students
to
share
their
ideas
about
rainforests.
Write
down
the
new
words
when
students
refer
in
their
answers.3.
Add
some
new
words
which
are
necessary
for
students
to
read
1a
on
the
blackboard.4.
Show
the
three
pictures
and
the
five
questions
in
1a
to
students.
5.
Give
students
1
minute
to
read
through
the
passage
quickly.
Remind
students
to
find
the
key
words
and
sentences.6.
Invite
students
to
share
their
answers
and
point
out
the
places
where
they
can
find
the
correct
answers.7.
Invite
students
to
point
out
the
difficult
points.8.
Write
down
these
new
words
which
students
referred
on
the
blackboard.
And
teach
the
new
words
by
explanation
and
flash,
giving
the
same
meaning
words.
Consolidation(10
minutes)
1.
Group
work
and
individual
work2.
The
whole
class
work3.
Group
work
and
individual
work4.
Group
work
and
individual
work5.
Group
work
and
individual
work6.
Group
work7.
Group
work
1.
Students
read
through
1a
and
fill
in
the
blanks.
Check
the
answers
in
groups.2.
Read
after
the
teacher
and
read
5%,
60%
by
themselves.3.
Retell
features
of
rainforests.
Students
can
add
their
own
ideas.4.
Students
read
through
1a
and
fill
in
the
blanks.
Check
the
answers
in
groups.5.
Volunteers
retell
the
importance
of
rainforests.
6.
There
are
nine
groups
in
class.
Two
or
three
groups
choose
a
same
question
to
make
a
competition.
The
group
which
can
answer
the
question
better
can
get
a
smiling
face.7.
Talk
about
the
questions
in
groups.
1.
Show
the
first
part
of
1b
to
students.
Ask
students
to
read
paragraph
1
and
fill
in
the
blanks.2.
Check
the
answers
and
teach
the
students
how
to
pronounce
6%.
Check
students
by
giving
some
examples.3.
Encourage
students
to
retell
1a
according
to
the
table.4.
Show
the
second
part
of
1b.
Ask
students
to
read
Paragraph
2
and
fill
in
the
blanks.5.
Teacher
checks
the
answers
and
gives
students
several
minutes
to
retell
paragraph
2.
Give
volunteers
smiling
faces.6.
Finish
1c.
Make
a
competition.
Show
the
following
four
questions
to
students
:(1)
What
does
the
word
“cover”
mean
in
Paragraph
1?(2)
Why
are
rainforests
the
lungs
of
the
earth?(3)
Why
should
we
protect
rainforests
well?(4)
Can
you
guess
what
the
next
part
of
the
passage
will
talk
about?7.
Remind
students:
The
last
sentence
in
a
paragraph
may
tell
you
what
comes
next.
Show
the
question:
What
should
we
do
to
protect
rainforests?
Practice(10
minutes)
1.
Group
work2.
Pair
work
and
group
work3.
Group
work4.
Group
work
1.
After
watching
the
short
movie,
students
discuss:
What
should
we
do
from
now
on
to
protect
the
rainforests?Students
may
give
answers
like
this:
We
shouldn’t
cut
down
too
many
woods.
We
should
plant
more
trees.
We
should
reduce
the
waste.
We
can
do
anything
we
can
such
as...2.
Students
answer
the
questions
actively.
Try
to
find
more
fresh
ideas.
3.
Students
write
down
their
ways
one
by
one.
And
stick
them
on
the
blackboard.4.
Students
link
their
points
by
using
linking
words,
such
as
first,
second,
then,
next...It
is
a
composition.
1.
Show
a
short
movie
to
students,
like
a
propaganda
film.2.
Invite
students
to
share
their
ways
of
protecting
rainforests.
Each
point
can
get
a
smiling
face.
Remember
to
give
more
chances
to
the
group
with
few
smiling
faces.3.
Ask
students
to
write
down
their
ways
of
protecting
rainforests
on
a
piece
of
paper.
And
then
ask
them
to
stick
the
paper
on
the
blackboard.4.
Encourage
students
to
put
the
sentences
together
by
using
linking
words,
such
as
first,
second,
then,
next...
Production(7
minutes)
1.
The
whole
class
work
and
group
work2.Group
work3.
Group
work4.
The
whole
class
work5.
Individualwork
1.
Students
make
their
posters
together.
Some
students
draw
pictures.
Some
students
write
down
the
slogan.
Other
students
check
the
grammar...2.
Students
share
their
posters
together.3.
All
the
students
in
this
group
come
to
the
platform.
Students
explain
their
work
and
tell
other
students
that
they
should
protect
rainforests.
4.
All
the
students
should
know
the
meaning
of
the
summary
and
know
how
to
protect
rainforests,
and
do
it
from
now
on.5.
Students
write
a
passage
after
school
and
review
Sections
A-C
to
prepare
for
Section
D.
1.
Create
a
situation.Our
school
will
educate
students
to
protect
rainforests.
We
need
some
volunteers
to
make
a
poster
to
propagandize
it.
“Can
you
design
a
poster
for
school?
If
your
poster
is
good,
the
school
will
use
it.”2.
Give
students
1
minute
to
show
their
posters.
Call
all
the
students
to
choose
the
best
one.3.
Teacher
invites
the
best
group
to
explain
their
poster
to
others.
And
give
them
smiling
faces.4.
Teacher
summarizes
the
key
points
of
this
class:(1)Show
these
new
words
one
by
one:
forest,
rain-
forest,
earth,
surface,
control,
die,
wood,
protect,
climate.
Ask
students
to
speak
out
the
Chinese
meanings
quickly.(2)Show
some
ways
to
protect
the
rainforests.
The
ways
should
be
easy
for
students
to
do.5.
Homework:Write
a
passage
to
introduce
the
importance
of
rainforests
to
remind
people
to
protect
them.
Teacher
assigns
the
students
to
review
Sections
A-C
to
prepare
for
Section
D.
Teaching
Reflection
Students
are
happy
in
this
class
because
there
are
many
activities
they
can
take
part
in.
They
have
known
some
information
about
rainforests
before
class.
Students
can
master
the
linking
words
well.
Retell
the
whole
passage
is
not
easy
for
students.
Teaching
students
to
choose
right
key
words
and
sentences
is
important.
Ⅶ.
Blackboard
design
Unit
4
Our
WorldTopic
1
Which
do
you
like
better,
plants
or
animals?Section
C
G1
G2
G3
G4
more
and
more
smaller
and
smaller
6%
six
percent
play
an
important
part
in
Rainforests
How
to
protect
the
rainforests?
This
part
leave
for
students.
This
part
leave
for
students.
Importance
of
rainforests
Features
of
rainforests(共27张PPT)
Unit
4
Our
world
Topic
1
Which
do
you
like
better,
plants
or
animals?
Section
C
earth
n.
地球；土，泥；大地
rainforest
n.
(热带)雨林
forest
n.
森林
Look
at
the
pictures
and
check
which
questions
the
passage
can
answer.
What
are
rainforests?
How
many
animals
are
living
in
rainforests?
Where
do
animals
live
in
rainforests?
What
can
we
get
from
rainforests?
Why
are
rainforests
important
to
us?
Watch
the
flash
of
1a,
and
find
out
the
answers.
What
can
rainforests
give
us
?
1a
wood
n.
木头，木材；woods
树木，森林
Rainforests
give
us
…
rubber
n.橡胶
Rainforests
give
us
…
food
medicine
Rainforests
give
us
…
fruits
Rainforests
give
us
…
Listen
to
1a
and
complete
the
table.
Then
check
with
your
partner.
Feature
of
rainforests
in
the
______
parts
of
the
world
_______
ground
and
always
____
and
____
in
them
cover
____
of
the
earth’s
_______
give
a
home
to
many
beautiful
______
and
________
Importance
of
rainforests
make
the
air
_______
and
________
_____
the
water
and
keep
the
water______
control
the
________
keep
the
beauty
of
________
give
us
______,
______,
fruit,
________
and
so
on
hot
wet
dark
hot
6%
surface
plants
animals
fresher
cleaner
hold
cycling
climate
nature
wood
food
medicine
1b
1c
Read
again
and
answer
the
questions.
What
does
the
word
“cover”
mean
in
Paragraph
1
?
Why
are
rainforests
the
lungs
of
the
earth
?
It
means
“覆盖”.
Because
the
plants
in
the
forests
help
to
make
the
air
fresher
and
cleaner.
1c
Read
again
and
answer
the
questions.
3.
Why
should
we
protect
rainforests
well
?
4.
Can
you
guess
what
the
next
part
of
the
passage
will
talk
about
?
Because
they
help
to
hold
the
water
and
keep
the
water
cycling.
They
play
an
important
part
in
controlling
the
climate.
Yes.
The
next
part
may
talk
about
what
we
should
do
to
protect
rainforests.
The
last
sentence
in
a
paragraph
may
tell
you
what
comes
next.
1c
Read
again
and
answer
the
questions.
5.
What
should
we
do
to
protect
rainforests
?
We
should
save
paper
and
mustn’t
use
the
chopsticks
for
only
once.
Rainforests
cover
6%
of
the
earth’s
surface.
six
percent
数词
%
+
可数名词复数
可数名词单数
/
不可数名词
Eg:
50%
of
the
students
in
our
class
are
boys.
70%
of
the
earth
is
water.
成千上万的
成百上千的
成百万上千万的，数以百万计的
hundreds
of
millions
of
Thousands
and
thousands
of
animals
live
in
rainforests.
3.
Many
of
them
live
in
the
trees
over
30
meters
from
the
ground.
over
=
more
than
多于，
超过
eg:
Our
class
has
_________________
50
students.
4.
They
play
an
important
part
in
controlling
the
climate.
play
an
important
part
(
in
sth.)
在某事中起重要作用；
参与（某事）
Eg:
他积极参加班级活动。
He
_________________________
class
activities.
over/more
than
plays
an
active
part
in
5.
But
now
rainforests
are
becoming
smaller
and
smaller.
“形容词比较级
+
and
+
形容词比较级”
越来越……
Eg.
天气变得越来越暖和了。
The
weather
gets
warmer
and
warmer.
中国变得越来越强大。
China
becomes
stronger
and
stronger.
越来越小
Discuss
the
pictures
in
groups
about
how
to
protect
rainforests.
Then
write
a
short
passage.
show
and
tell
people
about
…
do
anything
we
can，such
as
…
ask
people
not
to
…
ask
people
not
to
cut
…
Let’s
plant
…
You
can
write
like
this
:
Rainforests
are
very
important
to
us.
It
is
necessary
for
us
to
protect
them
very
well.
First,
we
should
make
people
know
about
the
importance
of
protecting
them.
Then
ask
people
not
to
cut
down
the
trees
without
plans.
For
us,
we
should
do
something
as
possible
as
we
can.
When
we
have
meals,
we
mustn’t
use
chopsticks
for
only
once.
In
the
life,
use
less
paper
and
be
sure
not
to
waste
it.
1.
Learn
to
describe
the
situation
of
rainforests
and
the
importance
to
the
earth.
2.
Talk
about
how
to
protect
rainforests.
3.
useful
phrases:
thousands
of
control
the
climate
over
=
more
than
play
an
important
part
(
in
sth.)
smaller
and
smaller
Name
Way
Make
a
survey
among
your
classmates
about
how
to
save
water
in
their
family.
Then
report
it
to
the
class
tomorrow.
