(共53张PPT)
Unit
6
When
was
it
invented?
R·九年级上册
Section
A
1a-2d
style
样式；款式
New
words
项目；工程
高兴；愉快
每日的；日常的
project
pleasure
daily
网站
先锋；先驱
列表；列清单；名单；清单
提到；说到
website
pioneer
list
mention
Do
you
know
what
these
inventions
are?
car
telephone
television
Karl
Benz
Do
you
know
who
these
inventors
are?
Alexander
Bell
J.
L.
Baird
Can
you
match
the
inventions
with
the
right
inventors?
Look
at
the
things
below.
In
what
order
do
you
think
they
were
invented?
Discuss
them
with
your
group.
Then
number
them
[1-4].
2
3
1
4
I
think
the
TV
was
invented
before
the
car.
Well,
I
think
the
TV
was
invented
after
the
car.
I
think
______.
Well,
I
think
___________.
I
think
the
TV
was
invented
before
the
car.
Grammar
was
invented
被发明
一般过去时的被动语态的结构：
was/were
+
及物动词的过去分词
如：These
trees
were
planted
last
year.
The
car
was
bought
yesterday.
一般过去时的被动语态的疑问句型
①
一般疑问句：
was/were+主语+过去分词+其他？
Were
the
flowers
planted
last
spring?
②
特殊疑问句：
特殊疑问词+was/were+主语+过去分词+其他？
When
was
the
sports
meeting
held?
invent
v.
发明
指经过认识和实践创造出前所未有的事物。
翻译：爱迪生发明了电灯泡。
Edison
invented
the
light
bulb.
invention
名词，发明
inventor
名词，发明家
★discover
发现
指发现某种本来存在，但以前未被发现或未为人
所知的事物或现象。
????翻译：后来我发现他如此善良。
Later
I
discovered
that
he
was
so
kind.?
辨析：discover,
invent与
find
★
invent
发明
指发明以前不存在的东西。
???
翻译：你知道谁发明的电脑吗？
Do
you
know
who
invented
the
computer?
★find
找到；发现
指偶然发现或几乎没有困难地发现
??
翻译：我在那个抽屉里发现了一些旧照片。
I
found
some
old
photos
in
that
drawer.
1.
Edison
_________
the
electric
lamp.
2.
I
lost
my
necklace
last
night.
I
haven’t
______
it.
3.
Who
___________
America
first?
invented
found
discovered
练一练
Listen
and
match
the
inventions
with
the
years.
_____
1876
_____
1885
_____1927
_____1971
d
a
c
b
Alice:
Was
your
life
very
_______
when
you
were
a
kid?
Grandma:
Oh,
_________.
Why?
Alice:
Well,
you
didn’t
have
modern
inventions
like
a
telephone,
right?
Grandma:
Of
course
we
did!
How
old
do
you
think
I
am?
The
telephone
___________
in_____.
You
need
to
take
a
_______
class,
Alice!
difficult
not
really
was
invented
1876
history
Tapescripts
Alice:
Haha!
How
about
____?
They
weren’t
invented
yet,
were
they?
Grandma:
Yes,
they
were.
Cars
were
invented
in
_____.
My
family
had
a
car.
cars
1885
Alice:?Well,?did?you?have?a?____??
Grandma:?No,?we?couldn’t?______?one.?They?were
_________?in?those?days.?The?TV?was?
invented?around?______,?I?think.
Alice:?Well,?I?know?that?you?didn’t?have?a?
________?because?we?learned?in?school
that
personal?computers?were?invented?
in?______.?
Grandma:?You’re?right.?But?I?have?one?now!
TV
afford
expensive
1927
computer
1971
Student
B,
cover
the
dates.
Student
A,
ask
Student
B
when
the
things
in
the
picture
in
1b
were
invented.
Then
change
roles
and
practice
again.
1c
A:
When
was
the
telephone
invented?
B:
I
think
it
was
invented
in
1876.
I
think
it
was
invented
in
______.
When
was
the
______
invented?
Grammar
cover在本句中为动词，意为“（用东西）盖住”。
cover…with…
用……盖住……
被动形式:
…be
covered
with…
如：Snow
covered
the
ground.
Student
B,
cover
the
dates.
学生B遮住日期。
Listen
and
number
the
inventions
[1-3]
in
the
order
you
hear
them.
2a
___
shoes
with
special
heels
___
shoes
with
lights
___
hot
ice-cream
scoop,
runs
on
electricity
1
3
2
Listen
again
and
complete
the
chart.
2b
changing
serving
in
the
dark
Invention
What
is
it
/
are
they
used
for?
shoes
with
special
heels
________
the
style
of
the
shoes
shoes
with
lights
seeing
___________
hot
ice-cream
scoop
________
really
cold
ice-cream
The
first
invention
is
shoes
with
________.
People
always
hit
their
toes
against
__________
on
the
way
to
the
bathroom
at
night.
So
people
can
use
them
for
________
in
the
______.
Listen
again
and
fill
in
the
blanks.
something
seeing
dark
lights
The
second
invention
is
a
hot
ice-cream
______.
It
runs
on
_________
and
becomes
hot.
It’s
_____
for
serving
really
_____
ice-cream.
scoop
electricity
used
cold
The
last
invention
is
shoes
with
special
_____.
People
can
move
the
heels
_____
and
______.
You
can
_____
the
heels
if
you
are
going
to
a
______
or
______
them
if
you
are
just
going
out
for
_________.
heels
down
up
raise
party
lower
shopping
Alex:?Hi,?Carol.?Wow,?what?are?those???
Carol:?Hello,?Alex.?Oh,?these?are?some?of?the?
interesting?inventions?that?I’m?writing
about?for?my?English?homework.?
Alex:?I?see…What’s?that,?then???
Carol:?They’re?shoes?with?lights.?You?use?them?for?
seeing?in?the?dark?when?you?get?up?at?night.?
Tapescripts
Alex:?Oh,?that’s?a?cool?idea!?I?always?hit?my?toe?
against?something?on?the?way?to?the?bathroom?
at?night.
Carol:?Next?is?a?special?ice-cream?scoop.?This?is?
my?favorite?invention.?It?runs?on?
electricity?and?becomes?hot.?
Alex:?I?know?what?it’s?for!?It’s?used?for?serving?
really?cold?ice-cream.?
Carol:?Yes,?that’s?right!?The?last?invention?I’m?going?
to?write?about?is?shoes?with?special?heels.?You?
can?move?the?heels?up?and?down.?
Alex:?What?are?they?used?for??
Carol:?Well,?you?can?change?the?style?of?your?shoes.?
You?can?raise?the?heels?if?you?are?going?to?a?
party?or?lower?them?if?you?are?just?going?out?
for?shopping.?
被用来……
2c
Make
conversations
using
the
information
in
2b.
A:
What
are
they
used
for?
B:
They’re
used
for
…
They
are
used
for
______.
What
are
the
______
used
for?
Play
roles
Read
the
passage
and
answer
the
questions.
1.
What
is
the
subject
for
their
school
project?
2.
What
kind
of
invention
does
Roy
think
of?
3.
Why
does
Roy
think
it
is
a
great
invention?
4.
Who
and
when
was
the
zipper
invented?
5.
When
did
the
zipper
become
popular?
1.
What
is
the
subject
for
their
school
project?
2.
What
kind
of
invention
does
Roy
think
of?
Small
inventions
that
changed
the
world.
The
zipper.
3.
Why
does
Roy
think
it
is
a
great
invention?
4.
Who
and
when
was
the
zipper
invented?
5.
When
did
the
zipper
become
popular?
Because
it
is
often
used
in
our
daily
lives.
Whitcomb
Judson
invented
it
in
1893.
Around
1917.
Role-play
the
conversation.
Paul:
Hey
Roy,
the
subject
for
my
school
project
is
“Small
inventions
that
changed
the
world.”
Can
you
help
me
think
of
an
invention?
Roy:
With
pleasure!①
Let
me
think…
hmm…
I
know!
The
zipper!
Paul:
The
zipper?
Is
it
really
such
a
great
invention?
拉链；拉锁
项目；工程
Roy:
Think
about
how
often
it’s
used
in
our
daily
lives.
You
can
see
zippers
on
dresses,
trousers,
shoes,
bags…
almost
everywhere!
Paul:
Well,
you
do
seem
to
have
a
point…②
每日的；日常的
Roy:
Of
course!
I
thought
about
it
because
I
saw
a
website
last
week.
The
pioneers
of
different
inventions
were
listed
there.
For
example,
it
mentioned
that
the
zipper
was
invented
by
Whitcomb
Judson
in
1893.③
But
at
that
time,
it
wasn’t
used
widely.
Paul:
Really?
So
when
did
it
become
popular?
Roy:
Around
1917.
网站
先锋；先驱
列表；列清单
提到；说到
1.
—Can
you
help
me
think
of
an
invention?
—With
pleasure!
Grammar
她觉得自己的工作毫无乐趣。
She
took
no?pleasure?in
her
work.
我会愉快地记着这次的会晤。
I
will
remember
this
meeting
with?pleasure.
和你一起工作真是一件乐事。
It
is
a?pleasure?to
work
with
you.
p?l?e?a?s?u?r?e?
n.
愉快；高兴
you
do
seem
to
have
a
point
…
是个强调句，用“助动词do
+谓语动词原形”的结构。
翻译：他的确看起来气色很好。
He
does
look
well.
你真把我给吓了一跳。
You
did
give
me
a
fright.
2.
Well,
you
do
seem
to
have
a
point
…
翻译：他昨天下午的确来这儿了。
一定要来我的生日聚会。
He
did
come
here
yesterday
afternoon.
Do
come
to
my
birthday
party.
have
a
point
有道理
我承认你有理。
I
admit
(that)
you?have
a
point.??
我想你说的有道理。
I
guess
you?have
a
point?there.??
奇怪的是，两个人似乎都有道理。
Strangely,
both
of
them
may
have
a
point.
mention
v.
提到；说到
翻译：今晚别提这个问题。
Don’t?mention?this
problem
this
evening.
??
谁也没有提到这次会议的真正目的。
Nobody?mentioned?the
real
purpose
of
this
meeting.
??
3.
…
it
mentioned
that
the
zipper
was
…
①
mention表示“提到；提及”，是及物动词，其后
接名词或代词作宾语时，无需用任何介词；另外
注意不接双宾语。
如：他从未向我提及他有个姐姐。
He
never
mentioned
his
sister
to
me.
②
若后接动词，要用动名词，不能用不定式
我一提起踢足球，他就说太忙。
Whenever
I
mention
playing
football,
he
says
he’s
too
busy.
③
not
to
mention意为“更不用说；还不算”
他会说法语、德语和日语，更不用说英语。
He
can
speak
French,
German
and
Japanese,
not
to
mention
English.
④
口语中说
Don’t
mention
it.
主要用来回答感谢。
如：
A：Thank
you
very
much.
多谢你了。
B：Don’t
mention
it.
不客气。
1.
—Thank
you
for
taking
me
around
your
school,
Daming.
?
—
_____
??
A.
Don’t
mention?it.
B.
Never
mind.??
C.
Of
course
not.??
D.
No
problem.
Exercise
单项选择。
2.
—Sorry,
Sir.
I
made
a
mistake
again.
—_____.
Practice
more
and
you
will
do
better.
A.
Never
mind???????
B.
I’m
not
sure??
C.
You’re
welcome????
D.
Don’t
mention
it
1.
That’s
the
most
________
(有用的)
book.
2.
It
is
said
that
Thomas
Edison
had
1,093
___________
(发明)
during
his
lifetime.
根据句意和所给汉语提示，完成下列单词的拼写。
useful
inventions
3.
—What
is
this
kind
of
machine
used
for?
—It’s
used
for
_________
(听)
to?music.
4.
If
you
_________
(加热)
the
ice,
it
will
soon
become
water.
5.
Children
also
need
time
_________
(玩耍).
listening
heat
to
play
1.
The
personal
computer
was
invented
in
1976.
(对划线部分提问)
______
______the
personal
computer
________?
2.
The
shoes
with
lights
were
invented
by
Julie
Thompson.
(对划线部分提问)
_____
______the
shoes
with
lights
_______
_____?
When
was
invented
Who
were
invented
by
句型转换
3.
Knives
are
used
for
cutting
things.
(对划线部分提问)
_______
_______
knives
_______
_______?
4.
A
Chinese
named
Cai
Lun
invented
paper.
(改为被
动语态)
Paper
_____
_______
___
a
Chinese
named
Cai
Lun.
What
are
used
for
was
invented
by
