Lesson 20 A computer helps! 教案

Lesson
20
A
Computer
helps!
教案
1教学目标
Grasp
the
Simple
Past
Tense.
Learn
new
knowledge
about
Easter.
2学情分析
课本先从Jenny,
Danny和Brian
对互联网的使用介绍开始,要求学生了解互联网的作用,接着详细介绍了上网搜索信息、电脑的使用、老年人上网和互联网使用的利与弊。第20课通过上网了解复活节的情况,本课还可以引导学生讨论网络和生活的关系,引导他们进一步了解更多与网络有关的情况。
3重点难点
Learn
more
about
the
computer.
Master
new
words
and
expressions.
Read
and
master
the
main
idea
of
the
passage.
4教学过程
活动1【导入】Step1.
Leading－in
Let
a
few
students
come
to
the
front
and
demonstrate
how
to
connect
the
computer
to
the
Internet.
At
the
same
time,
explain
it
in
English.
活动2【活动】Step2.
Asking
Ask
some
students
talk
about
the
text.
What
do
you
know
about
Easter
Do
you
often
search
for
information
on
the
Internet
How
1.
How
did
the
girl
search
for
information
on
the
Internet
She
entered
some
key
words
into
a
search
engine
to
find
information
on
the
topic.
2.
What
did
Ms.
Liu
ask
her
students
to
write
about
She
asked
her
students
to
write
a
report
about
Easter.
3.
Is
Easter
an
important
festival
in
Chinese
culture
No,
it
isn’t.
4.
When
is
Easter
It
is
always
in
March
or
April.
5.
What
do
children
do
on
Easter
Day
Children
have
egg
hunts
and
eat
chocolate
rabbits.
6.
What
are
symbols
of
Easter
Rabbits
and
eggs.
活动3【活动】Step
3.
Listening
Listen
to
the
tape
and
try
to
retell
the
main
idea,
but
not
word
by
word.
活动4【讲授】Step
4.
Reading
Read
the
text
and
find
out
the
good
points
of
the
passage.
Read
it
several
times
until
they
can
read
it
fluently
and
correctly.
1.
Do
you
often
search
for
information
on
the
Internet
你经常在网上搜索信息吗
search
for
寻找;搜索
You
can
search
for
and
find
reviews
online,
too.
你也可以在网上搜索查找相关评论。
You
must
examine
how
users
may
search
for
your
page.
你必须研究用户可能怎样搜索你的页面。
2.
I
entered
some
key
words
into
a
search
engine
to
find
information
on
this
topic.
我输入一些关键字在搜索引擎中找到关于这个话题的信息。
key
n.
键;关键;钥匙
They
put
the
key
in
the
door
and
entered.
他们用钥匙开了门然后走了进去。
The
key
to
success
is
to
be
ready
from
the
start.
成功的关键是从一开始就做好准备。
3.
Easter
does
not
fall
on
the
same
day
each
year.
每年复活节不落在一天。
fall
on
落到;指向
But
it
is
lucky
that
the
jug
did
not
fall
on
my
head.
幸亏罐子没有砸在我头上,这真是不幸中的万幸。
It
is
well
known
that
the
rain-drops
on
the
roof
are
smaller
than
those
that
fall
on
the
street.
正如我们所知道的,落在屋顶的雨滴比落在街上的雨滴要小一些。
5.
In
this
way,
it
is
like
the
Chinese
Spring
Festival.
通过这种方式,就像中国的春节。
in
this
way
这样;用这种方法
Only
in
this
way
can
we
improve
ourselves.
只有用这种方法我们才能不断提高自己。
In
this
way,
you
can
quit
smoking.
通过这种方式,你可以戒烟。
活动5【练习】Step
5.
Practice
Read
the
lesson
and
fill
in
the
blanks.
Easter
is
an
important________.
It
does
not
fall
on
the
same
day
each
year.
Children
believe
that
the
Easter
Bunny
comes
and______
chocolate
eggs
for
them
to
find.
Rabbits
and
eggs
are
both
_______of
new
life.
That
means
Easter
is
a
way
to
welcome
spring.
Most
people
________
Easter
with
their
family
and
friends.
2.
All
of
our
economies
___________
oil.
我们所有的经济都得靠石油。
3.
Don't
keep
getting
on
to
the
boy___________,
it
will
not
do
any
good.
别老是这样训斥孩子,这不会有什么好处。
4.
She
pulled
a
face
to______her
embarrassment.
她做了一个鬼脸来掩饰她的窘态。
活动6【测试】Step
6.
Listening
Listen
to
the
tape
again
and
imitate
after
it.
Make
sure
they
have
the
correct
pronunciation.
活动7【作业】Step7.
Homework
1.
Finish
off
the
exercises
in
workbook.
2.
Preview
Lesson
21.