Unit 1 Topic 3 The world has changed for the better. Section A 教案

九年级上册教学案例设计
U1T3SA
Unit
1
The
Changing
World
Topic
3
The
world
has
changed
for
the
better
Section
A
Ⅰ.
Material
analysis
本课是九年级第一单元第三话题的第一课时，主活动为1a和3。1a通过谈论纽约街头今昔的变化，学习含有since和for的现在完成时态。1b通过听对话来获取特定的信息，提升学生的听力水平。1c训练学生的口语表达能力。2通过听短文来了解百老汇的变化。3既是重点也是难点。让学生通过观察数轴来学习since和for的用法，最后在4中进行口头运用。本课通过纽约和百老汇的今昔对比，引导学生关注社会的发展，关注文化的进步。
Ⅱ.Teaching
aims
1.Knowledge
aims：
掌握本课的重点词汇和短语，进一步学习现在完成时（since和for的用法及区别）。
2.Skill
aims:
培养学生的听力能力。
培养学生的运用现在完成时进行口头表达的能力。
能通过整合对话内容，提升综合语言运用能力，为语言输出做好准备。
3.Emotional
aims:
(optional)
引导学生了解各国城市的变化，关注社会文明的进步，为建设更好的家园而努力学习。
4.Culture
awareness:
(optional)
通过纽约街头今昔的对比，引导学生关注不同的国家、城市的发展和社会文明进步。
Ⅲ.
The
key
points
and
difficult
points
1.
Key
points:
Words
and
phrases:
block,
artist,
visitor,
industry,
chemistry,
term,
get/be
used
to,
used
to
be…,
as
a
matter
of
fact,
millions
of,
stand
for…
Sentences:
You
have
been
in
New
York
for
a
long
time.
…but
the
city
has
improved
a
lot
since
I
came
here
a
few
days
ago.
Grammar:
Present
Perfect
(since和for的用法)
2.
Difficult
points：
通过具体语境，区别短语get/be
used
to
(doing)
sth.和used
to
do
sth.的用法。
能通过观察、听和说的方式感知并掌握since和for的用法。
能区别since和for引导的时间状语，并在现在完成时中进行运用。
Ⅳ.
Learning
strategies
通过1b
图表信息完成1c，培养学生重组语言的能力。
通过1b的听力训练，教会学生在听力中提取关键语句的学习方法。
通过3的练习，培养学生掌握观察、归纳总结的学习策略。
通过2的综合填空，教会学生根据联系上下文和提取时间状语的方法进行综合填空。
Ⅴ.
Teaching
aids
单词卡片（如：block,
art/artist,
visit/visitor等）或者幻灯片；纽约或者北京今昔的对比图片；歌剧视频Cats的片段等。
Ⅵ.
Teaching
procedures
Stage(time
period)
Interactionpatterns
Teacher
activity
Student
activity
Remarks
1
Warming-up
(2-3
mins)
Class
activity
Greet
and
play
a
video
of
a
part
of
Cats.T:
Boys
and
girls,
before
we
have
our
class,
let’s
enjoy
a
part
of
the
opera.…T:
Do
you
like
it?Ss:
Yes,
it’s
amazing.T:
It’s
very
famous
throughout
the
world.
Do
you
want
to
know
where
it
is
from?Ss:
America.
Greet
and
enjoy
a
video
about
Cats.…Ss:
Yes,
it’s
amazing.…Ss:
America.
《猫》是纽约百老汇非常著名的音乐剧之一，让学生欣赏其中的片段，感受西方文化。如果条件不具备，可以播放音乐Memory或者其它具有代表性的歌曲。
2
Lead-in
(2-3
mins)
Class
activity
Present
some
pictures
of
New
York’s
streets,
famous
museums
etc.,
and
get
the
Ss
to
talk
about
their
feelings
after
watching.T:
Right.
It’s
from
Broadway
in
New
York.
Now,
look
at
the
pictures
of
New
York.
How
do
you
like
it?.
Watch
the
pictures
of
New
York’s
streets,
famous
museums
etc.,
and
talk
about
their
feelings.S1:
The
street
is
clean.S2:
How
beautiful
the
park
is!S3…
教师先出示具有纽约特色的图片，引起学生的兴趣，为学习1a打下基础。
3
Pre-listening
(5
mins)
Class
activity
Present
the
new
words
and
difficult
sentences
on
the
Bb.
Ask
the
Ss
to
take
notes
and
try
to
remember
them.T:
Yes,
it’s
a
wonderful
place
to
live.
As
a
matter
of
fact,
it
used
to
be
terrible.
Bob
has
been
in
New
York
for
a
long
time.
He
has
seen
the
changes
himself.
The
city
has
improved
a
lot
since
he
came
there.
He
has
already
got
used
to
the
life
there.Ss…(Teach
other
new
words
and
phrases
in
the
same
way.)
Try
to
understand
the
new
words
and
difficult
sentences,
and
take
notes
according
to
the
teacher’s
descriptions.Ss…
1a部分内容简单，教师在课前可以处理的话，听后活动中就不用再做另外的处理。教师在呈现新知时，应注意短语的辨析。如果学生基础较差，可补充与实际生活贴近的例句，创设新的语境感知语言点的用法。
4
While-listening
(8
mins)
Class
activityPair
work
Step
1:
Let
the
Ss
scan
1b
before
listening.
Listen
to
1a
twice
and
tick
what
was
mentioned
about
New
York.
Finish
1b.
T：Do
you
want
to
know
how
terrible
New
York
used
to
be?
Now
let’s
listen
to
a
dialog
and
tick
what
was
mentioned
about
New
York.…T:
Now,
let’s
check
the
answer.Step2:
Listen
to
1a
again,
pay
attention
to
the
pronunciation
and
intonation
and
then
act
1a
out.T:
You
are
right,
let’s
listen
to
the
tape,
and
then
try
to
act
out
the
dialog.
…T:
Any
volunteers?
Ss:
Scan
the
materials
of
1b.
Then
listen
and
tick
the
right
answers.
Finish
1b.……S1:terrible
trafficS2:dirty
streetListen
to
1a
again,
pay
attention
to
the
pronunciation
and
intonation
and
then
role
play
1a.Ss…
经过听前的新知呈现，该部分听力练习的难度大大降低，因此，不用再另外给时间让学生作听前准备。分角色朗读课文时，教师应根据从班级到小组，再到结对练习的顺序，逐渐让学生把握对话角色，更好的理解课文，增强展示环节的自信心。
5
Post-listening(20
mins)
Group
workGroup
workIndividual
work
Step
1:
Guide
the
Ss
to
talk
about
New
York
based
on
1b
and
1c.
Then
retell
1a
in
groups.T:
We’ve
learnt
about
the
changes
about
New
York’s
traffic,
streets,
life
and
so
on.
Now,
let’s
ask
and
answer
with
your
group
members.
Then
retell
1a
in
your
own
words.
The
information
of
1b
can
help
you.S1:
How
much
do
you
know
about
the
traffic
in
New
York?S2:
I
heard
that
the
traffic
there
was
terrible.
Do
you
have
any
idea
about
the
street?S3…T:
OK,
who
can
report
what
you
discussed
in
your
group
just
now?
Have
a
try,
please.S4:
New
York
is
a
big
city
in
the
USA.
The
traffic
there
used
to
be
terrible.
And
the
streets
there
were
dirty,
but
they
are
clean
now….Step
2:
Get
the
Ss
to
underline
the
sentences
in
Present
Perfect
tense
in
1a
and
present
three
sentences
of
4
in
Section
B,
paying
attention
to
the
stress,
weak
form,
liaison
and
pause.
Then
discuss
the
usage
of
“for”
and
“since”
in
groups
according
to
the
examples.
Finish
3.T:
Excellent!
Now
go
through
1a
again
and
underline
the
sentences
with
“for”
and
“since”
in
them.…T:
OK,
who
can?S1:
You
have
been
in
New
York
for
a
long
time.
Ss:
But
the
city
has
improved
a
lot
since
I
came
here
a
few
days
ago.
(Present
three
sentences
of
4
in
Section
B)T:
Now,
look
at
these
sentences.
Let’s
read
the
five
sentences
together
and
pay
attention
to
the
intonation.Ss…(Draw
a
time
axis
like
the
one
in
3)T:
OK,
look
at
the
sentences
and
this
time
axis
carefully;
think
about
the
differences
between
“since”and”for”.
Then
discuss
with
your
group
members.Ss…T:
Who
can
try,
please?
Group
1,
please.
Listen
carefully
and
you
can
add
your
ideas.S1:
“for”…
S2:
“since”…T:
Well
done!
Now,
try
to
fill
in
the
blanks
with
“since”
and
“for”,
and
then
listen
to
the
tape
to
check
your
answer.…Step
3:
Get
the
Ss
to
fill
in
the
blanks
in
2
before
listening.
Then
listen
and
check
the
answer.
Finish
2.
T:
First，try
to
fill
in
the
blanks
before
listening,
and
pay
attention
to
“since”
and
“for”.
Then
listen
and
check
the
answer
by
yourselves.
Talk
about
New
York
based
on
1b
and
1c.
Then
retell
1a
in
groups.S1:
How
much
do
you
know
about
the
traffic
in
New
York?S2:I
heard
that
the
traffic
there
was
terrible.
Do
you
have
any
idea
about
the
street?S3…S4:
New
York
is
a
big
city
in
the
USA.
The
traffic
there
used
to
be
terrible.
And
the
streets
there
were
dirty,
but
they
are
clean
now….Underline
the
sentences
which
have
“have/has
done”
in
1a.
Read
the
three
sentences
of
4
in
Section
B,
paying
attention
to
the
stress,
weak
form,
liaison
and
pause.
Then
discuss
the
usage
of
“for”
and
“since”
in
groups
according
to
the
examples
and
teacher’s
explanations.
Finish
3.…S1:
You
have
been
in
New
York
for
a
long
time.
Ss:
But
the
city
has
improved
a
lot
since
I
came
here
a
few
days
ago.…Ss…Ss…S1:
“for”…
S2:
“since”…Try
to
fill
in
the
blanks
in
2,
and
then
check
the
answer
while
listening.
如果学生的综合语用能力较差，可以按课文要求完成1c，只进行简单的对话问答；如果可以，教师根据实际情况调整成对话后的复述环节。适当整合教材，运用教材资源，提升教学效果。讨论过程中，教师应给予适当的点拨，帮助学生突破重难点，如关注“时间状语”的特点等。另外，简笔画，图表，时间轴也是提高课堂教学有效性的重要手段。将第二部分放在最后，可以提升学生的综合语言运用能力。
6
Summarizing
and
assigninghomework(5
mins)
Class
activity
Step
1:
Sum
up
the
main
content
of
this
class
and
repeat
the
new
words,
expressions
and
grammar.Step
2:
HMK1.Get
the
Ss
to
work
in
groups
to
compare
the
differences
of
the
places
where
they
live.
Finish
4.
2.Collect
more
information
about
New
York.
Go
over
what
you
have
learned
with
your
group
members.
Work
in
groups
to
talk
about
the
differences
of
the
place
they
live.
Finish
4.
课堂总结，也可以分工合作，如：单数组归纳单词短语；双数组总结句型和语法等，但要注意经常轮换。布置开放性作业时，要采用不同方式进行评价，如：可以通过下节课的课前展示，或小组长调控等方式实现。
Ⅶ.
Blackboard
design
The
world
has
changed
for
the
better.Section
A
Language
points:block,
artist/art,
visitor/visit,industry,
chemistry/chemical,
term;get/be
used
to/
used
to
be…;as
a
matter
of
fact/
in
fact;millions
of;stand
for…
Grammar:You
have
been
in
New
York
for
a
long
time.But
the
city
has
improved
a
lot
since
I
came
here
a
few
days
ago.I
have
lived
in
New
York
for
three
years.He
has
been
away
from
home
for
12
days.Since
it
started,
it
has
helped
hundreds
of
people
return
to
workand
live
a
normal
life.
2
1