冀教版英语八年级下Unit 4 The Internet Connects Us知识点课件

(共59张PPT)
Unit
4
The
internet
connects
us
Lesson
19
How
do
you
use
the
internet
?
technology
desktop
tablet
keyboard
invitation
industry
n.
技术
n.
台式电脑；桌面
n.
平板电脑；牌；碑
n.
键盘
n.
邀请
n.
工业；企业；行业
Words
and
expressions
The
parts
of
a
computer
used
to
do
sth.
过去常常/过去惯常做某事
1.
I
used
to
have
a
desktop
computer,
but
now
I
have
a
tablet.
我过去有一台台式电脑，但现在我有一台笔记本电脑。
He
used
to
go
shopping
every
morning.
他以前每天上午都去商店买东西。
We
used
to
be
good
friends,
but
fell
apart
about
a
year
ago.
我们过去曾经是好朋友，但大约一年前关系破裂了。
be/
get/
become
used
to
+n./
doing
sth.
习惯于做某事
He
should
be
used
to
doing
more
important
jobs.
他应该去做一些更重要的工作。
Get
used
to
the
idea
of
celebrating
your
successes.
要有取得成功时为自己庆祝的习惯。
I
become
used
to
getting
up
early
in
the
morning.
我习惯早上早起。
chat
with
和……聊天
How
do
you
make
friendly
chat
with
your
colleagues?
你如何和同事进行友好的聊天呢？
Here
you
can
chat
with
friends,
breathing
fresh
air.
在这里你可以呼吸者新鲜的空气,
和朋友畅聊。
2.
I
like
chatting
with
my
friends
online.
我喜欢和我的朋友们在网上聊天。
blog
n.
博客；网络日志
I
promised
not
to
post
them
on
my
blog.
我保证过不把它张贴到我的博客上。
3.
I
use
the
Internet
to
blog
about
donuts.
我使用互联网来写关于甜甜圈的日志。
blog
vi.
写日志；写博客
John
has
a
belief
that
everyone
should
blog
about
something
they
are
passionate
about.
约翰认为,
每个人都应在自己的博客上写他们感兴趣的事情。
此句是由if
引导的条件状语从句，主句含有情态动词(can)的一般现在时，从句多用一般现在时(want)。
You
should
be
quiet
if
you
are
in
the
reading
room.
在阅览室应保持安静。
4.
If
we
want
to
have
a
meeting,
I
can
send
the
invitation
online.
如果我们想聚会，我可以在网上发出邀请。
If
I
work
hard
this
evening,
I
will
complete
my
research.
如果我今晚努力工作，我将完成研究。
if
引导的条件状语从句，主句将来时，
从句一般现在时
more
than
多于；超出；比……多
1)“more
than+名词”表示“不仅仅是”。
Jason
is
more
than
a
lecturer;
he
is
a
writer,
too.
杰森不仅仅是个演说家，他还是个作家。
5.
Coffee
grows
in
more
than
70
countries!
咖啡生长在70多个国家!
2)
“more
than+数词”表示“以上/不止”
I
have
known
David
for
more
than
20
years.
我认识大卫二十多年。
3)
“more
than+形容词”表示“非常/很”。
In
doing
scientific
experiments,
one
must
be
more
than
careful
with
the
instruments.
在做科学实验的时候，必须很小心仪器。
4)
more
than
+
(that)从句,
“超过(=over)”,
但可译成“简直不,
远非,
难以，完全不能
(其后通常连用情态动词can)。
That
is
more
than
I
can
understand.
那非我所能懂的。
6.
It
has
no
keyboard
or
mouse,
so
it
is
easy
to
carry.
or
否定句
选择疑问句
祈使句
和，也
或者，还是
否则
I
have
no
brothers
or
sisters.
Are
you
going
to
America
by
boat
or
by
plane?
Work
hard,
or
you
will
fail
the
exam.
Victoria,
hurry
up!
______
we
can’t
arrive
there
on
time.
(2016中考)
A.
Or
B.
So
C.
But
D.
And
7.
With
the
internet,
we
can
learn
about
almost
anything.
With
的用法
with表示拥有某物
Mary
married
a
man
with
a
lot
of
money.
2.
with表示使用某种工具与手段
Tom
drew
the
picture
with
a
pencil.
3.
with表示人与人之间的协同关系
We
have
been
friends
for
ten
years
since
we
worked
together
with
each
other.
4.
with表示
“带有，带着，在身上，在身边”的意思
The
girl
with
golden
hair
looks
beautiful.
Lesson
20
A
computer
helps!
laptop
Easter
enter
key
search
topic
depend
bunny
hide
n.
笔记本电脑
n.
复活节
v.
输入；进入
n.
关键；钥匙
n.
&v.
搜索；查找
n.
话题
v.
依靠；取决于
n.
兔子
v.
隐藏；躲避
Words
and
expressions
search
engine
depend
on
Easter
Bunny
fall
on
in
this
way
search
for
搜素引擎
取决于；依赖；依靠
复活节兔子
落在；指向
通过这种方式；这样
搜索；寻找
Time
for
Reflection
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。
1.
Do
you
often
search
for
information
on
the
Internet?
你经常在网上搜索信息吗？
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进去了。
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。
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。
key
adj.
重要的；关键的
He
is
one
of
our
key
thinkers
on
the
future
of
humanity
in
the
cosmos.
他在人类的宇宙前景上这个问题上，是重要的思考者之一。
search
engine
搜索引擎
Do
you
want
the
search
engine
to
see
every
page
on
your
website?
你是否希望搜索引擎能看到你网站上的每一页面？
enter
v.
输入，进入
The
boy
entered
the
room
quietly.
小男孩悄悄的进入房间。
search
v./
n.
搜索，查找
She
went
into
the
kitchen
in
search
of
a
drink.
（n.）
她走进厨房，想找一杯饮料。
Many
people
aren
sent
to
search
for
the
lost
girl.
(v.)
许多人被派出去搜寻丢失的女孩。
fall
on
落到；指向
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。
3.
Easter
does
not
fall
on
the
same
day
each
year.
每年复活节不落在同一天。
depend
on
取决于；依赖；依靠
I
depend
on
my
pen
for
a
living.
我靠写作为生。
All
depends
on
the
weather.
一切取决于天气。
4.
The
date
depends
on
the
moon…….
日期取决于月亮……
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。
5.
In
this
way,
it
is
like
the
Chinese
Spring
Festival.
通过这种方式,就像中国的春节。
Lesson
21
Books
or
computers
press
appear
modern
electronic
sell
n.
印刷机；新闻界
v.
出现；呈现；来到
adj.
现代的；新式的
adj.
电子的
v.
卖；出售
Words
and
expressions
pass
on
by
hand
printing
press
keep
on
传递；前进；去世
用手；手工
印刷机
继续；保持
pass
on
传递；前进；去世
What
sort
of
values
do
you
want
to
pass
on?
你想把什么样的价值观传递给下一代？
He
passed
on
at
the
age
of
72.
他72岁时去世。
People
passed
on
their
knowledge
by
telling
stories.
人们通过讲故事来传播知识。
by
hand
用手；手工
He
moved
the
huge
stone
by
hand.
他用手移动了那块大石头。
We
arranged
lead
letters
by
hand
before
a
newspaper
was
printed.
在报纸印刷以前，过去是用手工排铅字的。
2.
They
wrote
each
word
by
hand.
他们用手来写每个单词。
printing
press
印刷机
The
newspaper
is
the
most
novel
product
of
the
printing
press.
报纸是印刷机制造的最新奇的产品。
3.
Then,
the
printing
press
appeared
and
changed
the
world.
然后，印刷机出现了并改变了世界。
v.
压；按
Drago
pressed
a
button
and
the
door
closed.
德拉戈按了一个按钮，门关上了。
Press
this
button
to
start
the
engine.
要开动发动机就按这个按钮。
press
n.
压；按；新闻；出版社
He
felt
the
press
of
modern
life.
他感觉到了现代生活的压力。
Perhaps
we
really
should
be
reflecting
on
another
sacred
liberty:
the
freedom
of
the
press.
也许我们真正应该反思的是另一个神圣的自由：新闻自由。
appear
vi.
出现；呈现；来到
When
night
falls,
stars
appear.
夜晚来到时星星出现。
He
is
anxious
to
appear
a
gentleman.
他急于表现得像一位绅士。
A
woman
appeared
at
the
far
end
of
the
street.
一个女人在街那端出现了。
It
is/was+
adj.+
to
do
sth.做某事是……的
(It作形式主语，真正的主语是to
do
sth.)
It
is
very
interesting
to
learn
English.
学英语很有趣。
4.
With
modern
technology,
it
was
possible
to
print
books
quickly.
使用现代技术能快速打印书。
若形容词仅仅是描述事物，用for
sb.，这类形容词有difficult/
easy/
hard/
important/
dangerous/
impossible等。
It’s
very
difficult
for
me
to
get
up
early
in
the
morning.
早上早起床起对我而言很困难。
若形容词是描述不定式行为者的性格、品质的，如kind/
good/
nice/
right/
wrong/
clever/
careless/
polite/
foolish等，用of
sb.。
It’s
very
kind
of
you
to
help
me.
你能帮助我真好。
It
is
+
adj.
of
sb
+
to
do
sth.
It
is
+
adj.
for
sb
+
to
do
sth.
keep
on
+
doing
继续作…
I
don't
look
back
at
them
and
keep
on
running.
我没有回头看，继续跑。
The
important
thing
is
to
keep
on
top
of
industry
trends,
and
stay
informed.
重要的事情是保持行业趋势的优势，并且消息灵通。
5.
No
matter
what
you
have…keep
on
reading.
不管你有什么，继续阅读。
no
matter
what
无论什么
=whatever
No
matter
what
I
suggest,
he
always
disagree.
无论我提什么建议，他总是不同意。
no
matter
who
=
whoever
无论谁
no
matter
how
=
however
无论如何
no
matter
where
=
wherever
无论哪里
no
matter
when
=
whenever
无论何时
6.
People
learn
how
to
write
and
make
paper.
“疑问词
+
不定式”
可以做宾语，主语，表语。
Where
to
find
the
body
is
still
a
question.
(作主语)
I
don’t
know
when
to
begin.
（作宾语）
The
question
is
how
to
learn
English.
（作表语）
how+
to
write
在句中作learn
的宾语。
Lesson
22
Travel
on
the
Internet
Words
and
expressions
receive
cancer
blessing
pyramid
Egypt
v.收到；接到
n.癌症
n.祝福；保佑；赞美
n.金字塔
埃及
(1)
receive意为“收到；接到”，表示被动地接受实在的物质。
I
received
a
present
from
my
friend
on
my
birthday.
在我生日的时候我从朋友那收到了一份礼物。
辨析：receive;
accept
(2)
accept意为“接受”，表示的是一种主动的行为，并伴随一种满意或允诺的意味。经常指接受谢意、观念等抽象的事物。如：
I've
accepted
your
invitation.
我已经接受了你的邀请。
1.
One
day,
Jane
received
some
bad
news.
dream/dri?m/
n.&
v.梦想；做梦
eg：His
dream
is
to
become
a
singer
.
他的梦想是成为一名歌唱家。
作名词时为可数名词，其复数形式为dreams。常用于短语“实现梦想”：one’s
dream
come
true；realize
one’s
dream。
The
boy’s
dream
is
to
be
a
pilot
.
这个男孩的梦想是成为一名飞行员。
作动词时既可为及物动词也可为不及物动词，用作不及物动词时，常和介词about或of连用，构成短语dream
about/of
.
.
.
梦想……
I
dream
of
running
my
own
business
.
我梦想自己开公司。
2.
Jane’s
grandma
once
had
a
dream
of
traveling
around
the
world.
3.
Jane
wanted
to
help
her
realize
it,
but
her
grandma
was
very
sick.
realize
v.
实现
I
will
realize
my
dream
when
I
grow
up.
辨析：realize;
come
true
realize:
实现（梦想，抱负等）及物动词，可用于被动语态
come
true:（期望，预言等）实现，不及物动词，不可用于被动语态
realize
v.
意识到
He
didn’t
realize
his
mistake
until
his
mother
told
him.
Lesson
23
The
internet
-
good
or
bad
advantage
disadvantage
simple
coin
cause
less
n.
优势；有利条件
n.
缺点；不利因素
adj.
简单的；简明的
n.
硬币
v.
造成；引起
adj.
&adv.更少/小的(地)
n.较少量；较小的部分
Words
and
expressions
aside
attack
web
steal
banking
properly
adv.
除……之外；在旁边
v.
袭击；损害
n.
网络；网
v.偷盗；窃取
n.
银行业
adv.
正确地
be
able
to
do
sth.
意为“能,
能够”，主要指具体做某件事的能力，有人称和时态的变化。情态动词can也表示“能,会”，只有现在时can和过去时could两种时态，没有人称变化。
1.
People
are
able
to
connect
and
share
information
in
seconds.
几秒钟之内，人们就能够相互联系并分享信息。
Can
you
come
tomorrow?
明天你能来吗？
He
said
that
we
could
go
there
by
bus.
他说我们可以乘公共汽车去那里。
Will
you
be
able
to
come
tomorrow?
明天你能来吗？
I’m
able
to
do
the
work
all
by
myself.
我能够独立做这项工作。
in
seconds
短时间内；几秒钟之内
You
press
a
button
and
it
comes
on
in
seconds.
你只要触摸按键，它就会在几秒内启动。
get
sth.
done
“完成，做完某事”，通常由自己完成。
get/have
sth.
done
还有“让某人做某事”的意思。
I
am
going
to
get/have
my
hair
cut.
我要去剪发。
2.
It
helps
us
get
things
done
more
quickly.
它能使我们把事情做得更快。
“make+
it+
adj.
(+for
sb.)
+to
do”意为“使做某事…”。
3.
And
if
a
friend
lives
far
away,
the
Internet
makes
it
easy
to
stay
in
touch.
如果朋友住得很远，互联网使相互联系变得容易。
The
teacher
tried
to
make
it
interesting
for
the
students
to
learn
math.
老师尽力使数学对学生们来说学起来有趣。
far
away
遥远的；在远处
Suddenly
they
seem
to
be
hearing
something
from
far
away.
突然，他们似乎听到什么声音从远处传来。
I
finished
college
and
live
far
away
from
her.
我完成了大学的学业，住得离她很远。
Every
coin
has
two
sides,
so
does
the
Internet.
凡事都有两面性，因特网也是如此。
4.
But
every
coin
has
two
sides.
但是任何事物都有两面。
be
harmful
to
对……有害处
Smoking
can
be
harmful
to
your
health.
吸烟会对你的身体有害。
5.
Spending
too
much
time
online
is
harmful
to
people’s
health.
在网上花太多的时间对人们的健康有害。
cause
6.
It
may
even
cause
them
to
be
less
social
with
family
and
friends.
它甚至会导致他们与家人和朋友较少来往。
cause
sth
cause
sb.
sth
cause
sb./sth
to
do
sth
造成某事，导致某事
给某人带来某事
导致某人/某物做某事
The
cold
caused
his
illness.
I’m
afraid
of
causing
them
trouble.
What
caused
you
to
change
your
mind?
less
是little的比较级，“更少”
There’s
less
pollution
than
before.
污染比以前少了。
She
says
less
but
does
more.
她说的少做的多。
less
+
adj.
/
adv.
“较少…”
It
is
less
cold
than
it
was
yesterday.
今天不如昨天冷。
He
studies
English
less
hard
than
before.
他学英语不如以前努力。
aside
from
除……以外
Aside
from
headaches,
he
showed
no
signs
of
lasting
brain
damage.
除了头痛，没有任何迹象表明他曾受过脑损伤。
7.
Aside
from
that,
some
people
attack
the
web…
除那之外，一些人还攻击网站……
aside
from
作“除……之外(还)”讲时，相当于besides；
作“除了……外(都)”讲时，相当于except。
Aside
from
John，we
all
went
there
.
除了约翰(去了)之外，我们都去那儿了。(包含约翰)
Aside
from
John，we
all
went
there
.
除了约翰(没去)外，我们都去那儿了。(不包含约翰)
besides
besides
意为“除了……之外(还)”，表示的是追加关系，整体中包括了“除了”的部分。
Besides
his
wife,
his
daughter
also
went
to
see
him
.
除他妻子外，他女儿也去看他了。
except
except
意为“除了……(都)”，表示的是剔除关系，整体中不包括“除了”的部分。
I
seldom
go
to
work
by
bus
except
when
it
rains
.
除了下雨的时候，我很少乘公共汽车去上班。
辨析:
aside
from,
besides与except
8.
The
Internet
can
be
a
useful
tool,
but
don’t
let
it
take
up
all
of
your
time.
互联网可能是一种有用的工具，但不要让它占据你所有的时间。
take
up
占用（时间）；占据（空间）
The
table
takes
up
too
much
room.
这张桌子太占地方。
I
won’t
take
up
any
more
of
your
time.
我不再占用你的时间了。
Lesson
24
An
email
to
grandpa
set
up
search
engine
download
anywhere
talk
to
建立；准备
搜索引擎
下载
任何
对……说话
As
作连词,
引导时间状语从句,
表示“一边……一边,
随着”,
as从句的动作是延续性的,
一般用于主句和从句动作同时发生。
1.
It
would
be
a
lot
of
fun
to
see
each
other
as
we
talk!
我们谈话时能看见彼此会是一件很有趣的事情！
while从句中的谓语动作必须是延续性的,
并强调主句和从句的动作同时发生(或者相对应),while有时还可表示对比。
when从句中的谓语动词可以是延续性,
又可以是瞬间动词。并且when有时表示“就在那时”。
The
little
girls
sang
as
they
walked.
小女孩儿们边走边唱。
While
we
were
talking,
the
teacher
came
in.
=We
were
talking
when
the
teacher
came
in.
老师进来的时候，我们正在说话。
As
time
went
on,
the
weather
got
better.
随着时间的推移，天气变得好多了。
Sorry,
I
was
out
when
you
called
me.
对不起，你给我打电话时我出去了。
set
up.
“安排”，“建立，准备”。
We
have
set
up
a
time
to
hold
a
class
meeting.
我们安排了一个时间开班会。
They
set
up
a
few
hospitals
to
help
the
sick
people.
他们建立了几家医院来帮助病人。
2.
Can
we
set
up
a
time
to
go
online
together?
我们定个时间一起上网好吗？
anywhere“随便什么地方”
作副词，用于肯定句。
Sit
anywhere.
随便坐。
I
can’t
see
it
anywhere.
我哪儿也见不到它。
3.
It
can
give
me
directions
to
anywhere
I
want
to
go.
我想去任何地方，它都可以给我指引方向。