Unit 3 Welcome to Sunshine Town 教案

7B
Unit3《Welcome
to
sunshine
town》教案
编号：（01）
主备人：
审核人：
【课题】7B
Unit3《Welcome
to
sunshine
town》Comic
strip
&
Welcome
to
the
Unit
【教学目标】
1.
learn
about
some
tips
on
being
a
good
host;
2.
talk
about
things
to
do
in
their
hometowns.
【教学重、难点】
To
talk
about
what
people
can
do
in
students’?hometowns.
【教学方法】?Multi-Media
【教学过程】
Comic
strip
Step
1
Lead-in
Watch
and
answer.
T:?Hello,
everyone,
today
we
are
going
to
learn?Comic
strip
&
Welcome
to
the
unit
of
Unit
3.
At
the
beginning
of
today’s
class,
I’d
like
you
to
enjoy
an
MV.
After
watching,
please
tell
me
what
it
is
about.?
Step
2?Presentation
1.?Listen
and
answer.
T:?Listen
to
the
conversation
between
Eddie
and
Hobo
and
answer
the
questions
below.
(1)
Is
there
anything
left
in
the
fridge?
??
(2)
How
much
money
do
they
have?
???
??(3)
What
does
Eddie
want
to
do
with
the
money?
2.?Act?the
dialogue?out.
3.
Complete
the
passage.
4.
How
to
be
a
good
host.
T:?Do
you
think
Eddie
is
a
good
host?
Why
or
why
not?
Do
you
know
how
to
treat
a
friend?
Let’s
take
inviting
friends
to
a
party
as
an
example
and
watch
a
short
video
on
being
a
good
host.
??Tips:?(1)?Decide
who
to
______.
(2)?Issue
_________.
(3)?_________
early.
(4)?Get
guests
________
and
introduction
to
others.
Welcome
to
the
unit
Step1
Lead-in
T:?OK,
keep
these
tips
in
mind,
which
are
quite
helpful
when
you
treat
your
friends
next
time.
But
I
think
to
treat
friends
well,
the
most
important
thing
is
to
know
what
they
like
and
dislike
and
to
make
them
feel
at
home.
Step
2
Presentation
1.?Exchange
students
from
the
UK.
A:
What
does
she/he
like/enjoy/love
doing?
B:
He/she
likes/enjoys/loves
…
2.?Suggested
activities.
(1)
take
her
to
the
cinema
(2)
take
her
to
the
shopping
mall
3.
Use
these
phrases
to
fill
in
the
blanks.
(1)?Let’s?take
her
to
the
cinema.
(2)?Why
don’t
we?take
her
to
the
shopping
mall?
4.?Ways
to
give
advice.
T:?Discuss
with
your
partners
to
find
other
ways
of
giving
suggestions.
Step
3?Practice
1.
My
hometown.
2.?Fill
in
the
blanks.
3.
Things
to
do
in
Wuxi.
4.?Welcome
to
Wuxi.
T:?Suppose
you
have
a
friend
called
Linda.
Write
an
email
to
invite
her
to
Wuxi.
Please
introduce
your
hometown
in
the
following
four
aspects
to
her.
(1)?a
modern
town
(2)?shopping
in
Wuxi
5.?Complete
the
passage.
Homework
1.
Read
and
recite?Comic
strip?and
Welcome
to
the
unit
Part
B.
2.?Collect?more
information
about
Wuxi.
【板书设计】
1.
New
words
and
phrases:
mine,
nothing,?yuan,?tin,
pizza,
exchange
students,
an
old
friend
of
mine,?wait
a
minute
2.
New
structures:?There’s
nothing
in
the
fridge.
Is
it
enough
for
a
tin
of
dog
food?
Maybe
we
can
order
a
pizza.
I’d
like
to
take
the
boys
to
our
school’s
football
field.
Shall
we?invite
them
to
have
dinner
with
us?
【教学反思】
7B
Unit3《Welcome
to
sunshine
town》教案
编号：（02）
主备人：
审核人：
【课题】7B
Unit3《Welcome
to
Sunshine
Town》Reading1
1.
能了解有关阳光镇的基本情况。
2.
能掌握有关生活方式和活动的词汇。
3.
能建立邻里间互相帮助的理念
【教学重、难点】
能掌握有关生活方式和活动的词汇。
【教学方法】?Multi-Media
【教学过程】
Step1自学诊断
1.欢迎来到阳光镇________________2.有很多事情可做____
3.喜欢在公园慢跑__________4.离北京中心不远______
5.乘坐地铁只花40分______6.错过戏剧演出_______________
7.为...买很棒的礼物_________8.当地人_______
9.参观当地的剧院________10.为什么不做...呢？___________
11.新鲜空气______________12.乘地铁去上海___________
13.邀请他们与我们共进晚餐________________
14.期待做....._____________________
Step2
巩固提升
Step
1Revision
Show
some
pictures
to
review
the
words
.
Step
2
Presentation
1.
Show
different
pictures
of
parks,
and
then
introduce
our
city
or
town.
I
think
there
are
a
lot
of
interesting
things
to
do
in
our
city/town.
I’d
like
to
、take
them
to…Park.
2.
Show
different
pictures
of
other
things.
Ask:
What
can
we
do
at
night?
Describe
different
things:
Is
there
a
park/a
theatre/an
underground
station
near
your
home?
Do
you
like
going
around
this
city/town
by
underground?
How
long
does
it
take
from
your
home
to
the
nearest
Step
3
Text
Teaching
Ask
the
S
to
read
the
text
quickly
and
answer:
1.
Where
is
Sunshine
Town?
2.
What
can
you
do
n
Sunshine
Town?
Ask
the
S
to
read
each
paragraph
slowly
.
Do
exercises
according
to
each
paragraph.
Step3
课堂小结
Step4
当堂检测
根据要求改写下列句子。
1.It
takes
me
half
an
hour
to
go
to
school.(对画线部分提问)__________
2.
He’d
like
to
go
shopping
after
school
today.(改为一般疑问句)_______
3.It’s
only
40
minutes
from
the
city
centre
by
underground.(同义句)
It
_____
only
40
minutes
______
______
_________underground
to
the
city
centre.
Step
4
展示讲解，点评点拨
全班互动，老师释疑，知识巩固。
After
answering
the
questions,
the
students
discuss
in
groups
and
show
their
thoughts.
Step
5
巩固练习:完成教材中的练习。
Step
6
课堂检测:检测当堂所学内容。
Step7
Homework
Read
the
text
after
class
Fish
the
exercise
book.
【板书设计】
1.欢迎来到阳光镇________________2.有很多事情可做____
3.喜欢在公园慢跑_________
4.离北京中心不远__________
5.乘坐地铁只花40分______________6.错过戏剧演出____________
7.为...买很棒的礼物____________________________
【教学反思】
7B
Unit3《Welcome
to
sunshine
town》教案
编号：（03）
主备人：
审核人：
【课题】Reading2
【教学目标】
1.S
can
read
the
article,
understand
the
basic
situation
of
sunshine
town.
2.S
can
master
vocabulary
related
to
lifestyle
and
activities.
【教学重、难点】
S
can
master
vocabulary
related
to
lifestyle
and
activities.
【教学方法】?Multi-Media
【教学过程】
Reading2
Step
1
Lead-in
1.
First
ask
student:How
well
do
you
know
Sunshine
town?
2.
Read
the
conversation,
and
then
finish
the
exercise
in
B4.
3.
Practise
the
dialogue
in
pairs,
then
invite
some
pairs
to
act
it
out.
Step
2
Revision
Translate
the
expressions
and
sentences.
1.
欣赏京剧_________________
2.了解更多有关中国艺术__________
2.
别错过京剧表演_______________
4.盼望着很快见到你_________
5.呆在一个安静的小镇______________
6.玩得愉快！____________
7.大多数东西不贵_______________
8.期待你的来信______________
9.离.....不远____________________10.带她去超市______________
Step
3
Language
points
1
.It
takes
only
40
minutes
by
underground.
2.
Why
not
visit
our
local
theater
and
enjoy
Beijing
opera?
=
Why
don’t
you
visit
our
local
theater
and
enjoy
Beijing
opera?
　Why
not
do=
Why
don’t
you
do
e.g.
Why
don’t
you
go
swimming?
Why
not
come
with
me?
3.If
you
do
not
like
Chinese
food,
there
are
some
Western
restaurants
too.
4.We
are
looking
forward
to
meeting
you
soon..
be
looking
forward
to
ding
sth.
期待做某事
5.Sunshine
Town
is
not
far
from
the
centre
of
Beijing
far
与away
的用法;
far
(adj/
adv)
当表示距离时，常用爱否定句或疑问句中，
后可接介词from
away
(adv)
一般用于肯定句，后介词from
far
away
from
用来泛指距离“远”，如果具体说明有多远时，
具体数字代替far
学校离这儿200米远。
用far或away完成下列句子：
（1）The
sun
is
from
the
earth.
（2）I
don't
live
from
here.
（3）The
shopping
centre
is
10
kilometres
from
here.
6.famous:well-known短语：
be
famous
for因…而出名
be
famous
a作为…而出名
姚明以篮球而出名。
纽约以高楼大厦而闻名。
鲁迅作为一名作家而出名。
7.
Would
you
like
to
try
some?
try
(v/n)
短语：
try
to
do
sth
"试图做某事"强调付出努力，但不一定成功
try
on
试穿
试穿他们
have
a
try
试一试
try
one's
best=do
one's
best
尽某人最大努力
Step
4
Exercises
1.
They're
good
friends
of
my
(parents).
2.
Why
don't
you
(tell)
me
about
your
new
flat?
3.
I
have
nothing
else
(say).
4.
Who
will
teach
(they)
art
next
term?
5.
Girls
love
(shop).
6.
It's
about
ten
(minute)
walk
from
here
to
the
playground.
7.
Some
children
in
the
big
cities
like
having
(west)
food.
8.
We
are
looking
forward
to
(visit)
your
town
soon.
Homework
Remember
the
useful
words
and
expressions
in
the
conversation
【教学反思】
7B
Unit3《Welcome
to
sunshine
town》教案
编号：（04）
主备人：
审核人：
【课题】Grammar
1
【教学目标】
1.
To
be
able
to
use
Noun’s
correctly.
2.
To
identify
possessive
adjectives
and
pronouns.
3.
To
use
possessive
adjectives
and
pronouns
correctly.
【教学重、难点】
1.
To
identify
possessive
adjectives
and
pronouns.
2.To
use
possessive
adjectives
and
pronouns
correctly.
【教学方法】?Multi-Media
【教学过程】
Step
1.
Presentation
1.
Present
a
picture
of
a
dog
first.
Ask
“Is
it
cute?
Who’s
its
master?
Then
present
a
picture
of
a
boy.
2.
Present
a
picture
of
a
villa.
Ask
“Whose
house
is
this
present
Kobe.
3.
Present
a
picture
of
some
shoes.
Ask
“Whose
shoes
are
they?”
present
ladies’
pictures.
4.
Present
a
picture
of
a
bedroom.
Ask
“Whose
bedroom
is
this?”
present
two
boys’
picture.
5.
Guide
the
students
to
work
out
the
rule.
Step2.
Practice
1.
Guide
the
students
to
finish
the
exercises
on
page
35
on
their
own.
2.
Ask
students
to
work
in
pairs.
Ask
and
answer.
Divide
the
students
into
the
groups
of
four.
One
is
the
detective
and
turn
back.
Others
choose
some
things,
such
as
ruler,
eraser,
book
and
so
on.
Then
the
detective
asks:
“Is
this
…’s?”
One
of
them
answers
:
“Yes,
it’s
…’s
or
No,
it
isn’t
…’s.
The
detective
has
only
twice.
Step
3
Presentation
1.
Present
possessive
using
some
objects
in
the
classroom.
Ask
students:
“Where’s
my
pen?
There’s
one
on
the
desk.
It
isn’t
my
pen.
It’s
not
mine.
Whose
pen
is
this?”
students
answer:
“It’s
…’s.
“It’s
his/
her
pen.
It’s
his
/
hers.
2.
Present
our,
ours,
your,
yours,
their,
theirs,
its
in
the
same
way.
Guide
students
to
work
out
the
rule
and
tell
the
differences
between
possessive
adjectives
and
pronouns
Step
4
Practice
1.
students
to
look
at
the
picture
on
page
36
and
complete
the
exercise
on
their
own.
2.
Ask
five
students
to
read
the
dialogue.
Others
check
answers.
Work
in
pairs
to
make
up
the
dialogue
to
talk
about
own
things,
using
the
useful
expressions
on
the
screen.
Step5
Homework
1.
Revise
the
contents
of
this
lesson.
2.
Do
the
exercise
on
the
workbook.
【板书设计】
【教学反思】
7B
Unit3《Welcome
to
sunshine
town》教案
编号：（05）
主备人：
审核人：
【课题】Grammar2
【教学目标】
1.
grasp
the
rules
of
adding
’s;
2.
distinguish
possessive
adjectives
from
possessive
pronouns;
3.
remember
all
the
possessive
adjectives
and
pronouns;
4.
express
themselves
by
using
possessive
adjectives
and
pronouns.
【教学重、难点】
How
to
use
noun
+
’s
and
possessive
pronouns
correctly.
【教学方法】?
1.在书中找出新短语，独立预习，用符号标出疑点；
2.在小组内提出问题，通过查字典和教学参考书讨论解决重难点。
【教学过程】
A
Noun
+
’s
Step
1
Lead-in
Step
2
Presentation
1.
The
meaning
of
Noun
+
’s.
T:
In
English,
we
use
Noun
+
’s
to
express
the
idea
of
belonging.
2.
Watch
a
short
video.
T:
Let’s
watch
a
video
about
it.
After
watching,
please
help
me
complete
some
sentences.
3.
Work
out
the
rule.
T:
Look
at
the
words
in
red.
Can
you
tell
me
how
to
add
’s
correctly?
Have
a
discussion
with
your
partner.
Step
3
Practice
Presents
for
the
students.
T:
Help
Amy
complete
the
answers.
T:
Make
up
more
dialogues
according
to
the
pictures.
B
Possessive
adjectives
and
pronouns
Step
1
Presentation
1.
Possessive
adjectives.
(1)
Lead-in.
(2)
The
usage
of
possessive
adjectives.
(3)
Fill
in
the
table.
2.
Possessive
pronouns.
Step
2
Practice
V.
Homework
1.
Review
Grammar.
2.
Write
five
sentences
with
possessive
adjectives
and
pronouns.
【板书设计】
【教学反思】
7B
Unit3《Welcome
to
sunshine
town》教案
编号：（06）
主备人：
审核人：
【课题】Integrated
skills
【教学目标】
1.
To
get
the
information
about
the
Palace
Museum
with
the
poster
and
the
listening
materials.
2.
To
finish
different
tasks
with
the
information
that
has
been
got.
3.
To
make
plans
to
go
out.
【教学重、难点】
1.To
get
the
information
about
the
Palace
Museum
with
the
poster
and
the
listening
materials.
2.To
finish
different
tasks
with
the
information
that
has
been
got.
【教学方法】?Multi-Media
【教学过程】
Step
1:
Lead-in
(read
and
read
well)
1.
Introduce
the
places
of
interesting
in
Beijing
with
some
pictures.
2.
Learn
something
about
the
Palace
Museum.
Step
2:
Presentation
and
practice
Look
at
the
poster
in
A1
and
answer
the
question:
What
can
the
exchange
students
see
in
the
shows?
1.
Listen
the
tape
and
fill
in
the
table
in
A2.
(If
necessary,
play
the
tape
for
a
second
time.
)
2.
Listen
the
tape
again,
then
finish
the
exercise
in
A4.
Complete
the
e-mail
from
Neil
to
his
mother.
Step
5:
Speak
up
1.Present
the
topic
in
Speak
up.
2.Listen
to
the
dialogue
and
answer
the
questions.
3.
Read
the
dialogue
after
the
tape.
4.
Practice
the
dialogue
in
pairs,
then
act
it
out.
Step3
:
Extension
Make
up
a
dialogue.
Step4：Homework:
1.
Recite
the
dialogue
in
Part
B.
2.
Finish
the
exercises
in
the
workbook
【板书设计】
【教学反思】
7B
Unit3《Welcome
to
sunshine
town》教案
编号：（07）
主备人：
审核人：
【课题】study
skills
【教学目标】
1.
Learn
about
the
rules
of
stress
in
English
sentences.
1.
Achieve
different
stress
through
different
stress
way.
1.
Let
student
speak
the
example
sentences
loudly.
【教学重、难点】
1.
Learn
about
the
rules
of
stress
ways.
1.
Achieve
different
stress
through
different
stress
ways.
【教学方法】?Multi-Media
【教学过程】
Step
1
.
Presentation
1.
Free
talk.
I’d
like
to
ask
you
some
questions
about
your
city.
Would
you
please
give
me
your
own
answers.
Encourage
students
to
answer
them
with
their
own
answers.
(1)
What’s
your
favorite
place
in
your
town?
(1)
How
do
you
get
there?
(1)
How
far
is
it
from
famous
in
your
town?
(1)
What
food
is
famous
in
your
town?
1.
The
teacher
writes
some
sentences
on
the
blackboard,
and
circles
important
words
with
the
color
chalk
.
tell
the
students
the
information
underlined
in
the
sentences
is
very
important.
1.
Ask
the
students
:
Can
you
find
other
important
information
in
the
sentences?
1.
Them
tell
the
students
:
When
we
speak
English,
we
often
stress
important
words
and
do
not
stress
less
important
words.
1.
Ask
students
to
read
the
sentences
and
encourage
them
to
summary
important
words
and
less
important
words.
Important
words:
nouns,
main
verbs,
adjectives,
adverbs
Less
important
words:
pronouns,
conjunctions,
articles
and
prepositions
Step
2
.
Practice
1.
Listen
to
Part
A
and
tell
the
students
to
pay
attention
to
the
stressed
words.
1.
Ask
the
students
to
read
the
dialogue
after
the
tape
and
tell
the
students
to
1.
pay
attention
to
the
information
and
stress.
1.
Work
in
pairs
to
act
the
dialogue
out.
Step
3
.
Presentation
1.
Great
situation
and
lead
in
the
new
knowledge:
I
think
....
reads
English
1.
very
well.
We
can
read
the
sentences
in
different
ways
and
get
different
information.
1.
Ask
the
students
to
read
the
words
and
tell
them
:
We
can
stress
different
1.
words
to
show
that
they
are
important
information.
Step
4
.
Practice
1.
Read
the
sentences
in
Part
B.
stress
the
different
words
according
to
the
1.
meanings
you
want
to
express.
1.
Encourage
students
to
read
the
sentences
in
front
of
the
class.
1.
Practice
reading
more
sentences.
Step
5
.
Homework
Read
the
sentences
again
and
again
and
try
to
pay
attention
to
the
information
and
stress.
【板书设计】
【教学反思】
7B
Unit3《Welcome
to
sunshine
town》教案
编号：（08）
主备人：
审核人：
【课题】Task
【教学目标】
1.To
use
the
correct
possessives
to
refer
to
people
or
things
2.To
learn
to
gain
the
information
about
writing
about
the
students’
hometown.
3.To
learn
to
use
the
new
words
to
talk
about
the
students’
hometown.
【教学重、难点】
To
learn
to
use
the
new
words
to
talk
about
the
students’
hometown.
【教学方法】?Multi-Media
【教学过程】
Step
1:Reading
1.
Show
some
pictures
of
Zhenjiang
to
students.
Ask
them
to
watch
2.
and
try
to
say
how
many
different
places
they
can
see.
3.
Present
the
names
of
interesting
places
in
Zhenjiang.
3.
Tell
students
that
John,
an
exchange
student
made
a
video
of
his
hometown.
Step
2:Practise
1.
Present
John’s
notes
about
his
hometown.
2.
Read
the
notes
carefully
and
complete
different
tasks.
a.
Do
T
or
F
questions
b.
Answer
some
questions
c.
Fill
in
the
blanks
Step
3:
Reading
1.
Ask
students
to
listen
to
the
article
about
John’s
hometown.
2.
Answer
some
questions
a.
How
many
people
live
in
John’s
hometown?
b.
How
do
people
get
to
the
town
centre?
c.
What’s
John’s
neighbourhood
like?
d.
What
do
people
do
in
the
town?
e.
Where
does
John
live?
f.
What
can
visitors
do
in
John’s
hometown?
Step
4:
Role-play
1.
Guide
students
to
read
the
Sample
Writing
of
John’s
script
2.
and
match
the
headings
with
the
paragraphs.
2.
Play
the
tape
and
guide
students
to
read
sample
writing
Step
5:
Exercises
1.
Guide
students
to
think
over
to
complete
the
written
notes.
2.
2.
First
ask
students
to
make
notes.
3.
Help
students
if
they
have
any
questions.
4.
Ask
some
students
to
read
their
articles
and
praise
some
good
works.
Step3
课堂小结
Step4
当堂检测
根据句意或英文提示及首字母提示完成单词
1.We
should
help
e_______
other
at
school.
2.My
father
g______
some
flowers
in
the
garden.
3
Does
your
mother
r______
any
pigs
at
home?
4
I
like
my
classmates
because
they
are
all
f______
to
me.
5.
Millie’s
father
is
a
driver.
He
d______
a
school
bus
.
6.In
that
village,some
families
raise
cows,
and
others
grow
w______
and
corn.
7
There
is
going
to
be
a
wonderful
concert.
We
can’t
m_____
it.
8
People
speak
Chinese
all
o_____
the
world.
9
Sorry,
I
can’t
s________
because
something
is
wrong
with
my
nose.
10.
Let’s
go
to
our
local
t__________
(a
place
to
see
films
or
operas
)
.
11.
You
can
go
to
Beijing
city
by
u___________
(a
kind
of
transport交通).
Step5
作业布置
【板书设计】
【教学反思】
7B
Unit3《Welcome
to
sunshine
town》教案
编号：（09）
主备人：
审核人：
【课题】Review
【教学目标】
1.
grasp
the
rules
of
adding
’s;
2.
distinguish
possessive
adjectives
from
possessive
pronouns;
3.
remember
all
the
possessive
adjectives
and
pronouns;
4.
express
themselves
by
using
possessive
adjectives
and
pronouns
correctly.
【教学重、难点】
Learn
the
spellings
and
usages
of
the
cardinal
and
ordinal
numbers
【教学方法】?Multi-Media
【教学过程】
A
词组
我的一个朋友
:an
old
friend
of
mine=
one
of
my
old
friends
带他们去电影院
:take
them
to
the
cinema
邀请他们和我们一起共进晚餐:
invite
them
to
have
dinner
with
us
为某人买某物
:buy
sb
sth=buy
sth
for
sb
了解更多有关中国艺术:learn
more
about
Chinese
art
期待/盼望与你见面:
look
forward
to
meeting
you
在湖上泛舟:row
a
boat
on
the
lake
在你的旅馆前会面
:meet
in
front
of
your
hotel
互相了解/互相帮助:
know
each
other
/help
each
other/
互相学习
:learn
from
each
other
带领你参观我的家乡:show
you
around
my
hometown
一个很棒的居住地
:a
wonderful
place
to
live
B.句型
1.It
takes
only
40
minutes
by
underground.
乘地铁只要花费40分钟的时间。
2.Sunshine
Town
is
not
far
from/40
kilometers
away
from
the
centre
of
Beijing.
阳光镇离北京市中心不远/40公里远
3.
Why
not
visit
our
local
theatre
and
enjoy
Beijing
opera?
为什么参观我们当地的剧院并且欣赏京剧呢？
4.How
far
is
it
from
the
hotel?
It’s
about
40
minutes
by
bus.
它离旅馆有多远？乘汽车大约40
分钟
5.I
can
smell
the
flowers
and
hear
the
birds
sing.
我能嗅到花香，听到鸟叫。
6.Some
families
raise
cows,
and
others
grow
wheat.
一些家庭养牛，另一些家庭种植小麦。
三、语法复习
名词所有格的构成：
1)单数名词或人名后加
’s
the
student’s
bag
Tom’s
book
2)以s或es结尾的复数,其所有格加’;
the
students’
classrooms’
the
teachers’
offices’
3)不以s结尾的名词复数,
其所有格后加’s。
4)如果表示某人或某物为两人所共有，
则在第二个人后面加’s。
Lucy
and
Lily’s
desk区分好Lucy’s
and
Lily’s
desks
5)
表示无生命名词的所有关系用of
（也能用于有生命名词的所有格）
6)
一些用于表距离、时间、国家或城镇等无生命的名词，
也可使用’s表所有格。
ten
minutes’
walk
China’s
history
today’s
newspaper　　
7）用belong
to表示所有sth
belong(s)
to
sb.
=
sth
is
sb’s
形容词性物主代词和名词性物主代词
代词
一单
一复
二单
二复
三单
三单
三单
三复
形容性
名词性
【板书设计】
1.All
the
words
and
phrases
in
unit8
2.
Important
sentence
instructions.
【教学反思】
二
次
备
课
二
次
备
课
二
次
备
课
二
次
备
课
二
次
备
课
二
次
备
课
二
次
备
课
二
次
备
课
二
次
备
课
二
次
备
课
二
次
备
课
二
次
备
课
二
次
备
课
二
次
备
课
二
次
备
课
二
次
备
课
二
次
备
课
二
次
备
课
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