中小学教育资源及组卷应用平台
Unit
6
When
was
it
invented?
Section
B(1a-1e)
教学设计
【学习目标】
单词：crispy,salty,sour,by
mistake,customer的拼写
能够听懂并理解课文听力
【重点和难点】
重点：crispy,salty,sour,by
mistake,customer的拼写
难点：听力理解
【教学过程】
Warming-up
Guess
what
it
is.
It
was
invented
in
1918.
It
was
invented
by
Cobrand.
It
can
make
our
food
fresh.
What
is
it?
It
was
invented
in
1876.
It
was
invented
by
Bell.
We
can
talk
to
others
by
it.
What
is
it?
It
was
invented
in
206
BC.
It
was
invented
by
Cai
Lun.
We
can
write
out
thoughts
in
it.
What
is
it?
It
was
invented
in
1858.
It
was
invented
by
Smith.
It
was
used
for
washing
clothes.
What
is
it?
Lead
in
There
are
many
kinds
of
food
in
the
fridge.
What
kind
of
snacks
do
you
like
best?
How
do
they
taste?Can
you
describe
them?
ice-cream
honey
They
taste
sweet.
lemons
They
taste
sour.
sour酸的
potato
chips
biscuit
They
taste
crispy.
crispy脆的
salted
duck
eggs
They
taste
salty.
salty咸的
Words
to
describe
the
food
苦的
酸的
甜的
咸的
辣的
脆的
新鲜的
bitter
sour
sweet
salty
hot
crispy
fresh
健康的
软的
多汁的
硬的
好吃的
厚的
薄的
healthy
soft
juicy
hard
delicious
thick
thin
1a
The
words
in
the
box
describe
how
food
can
taste.Write
them
under
the
correct
pictures.
Some
pictures
have
more
than
one
word.
sweet
crispy
salty
sour
crispy
salty
sour
sweet
salty
1b
Write
the
name
of
a
different
food
after
each
word.
sweet
banana
apple
orange
honey
pear
ice-cream
salty
pizza；potato
chips；salt；salty
fish；pickle腌菜......
sour
grape；vinegar醋；orange；lemon；pickle腌菜；strawberry......
crispy
French
fries；lettuce；popcorn；potato
chips......
Pair
work
Make
conversations
with
these
words.
salty咸的
sweet甜的
sour酸的
bitter苦的
hot辣的
hard硬的
crispy脆的
thick厚的
A:What's
your
favorite
food?
B:My
favorite
food
is...
A:How
does
it
taste?
B:It
tastes...and...
New
drills
(?How
to
Make
Baked
Potato
Chips!
-
CookwithApril-CookWithApril-151119_高清.mp4?)
What
are
needed
to
make
potato
chips?
How
to
make
potato
chips?
The
potatoes
are
cut
very
thin.
They
are
cooked
for
a
long
time
until
they
become
crispy.
A
lot
of
salt
is
put
on
them.
1c
Listen
and
circle
T
for
true
or
F
for
false.
1.
Potato
chips
were
invented
by
mistake.
T
2.
They
were
invented
in
1863.F
3.
The
customer
thought
the
potatoes
were
not
thin
enough.T
4.
The
customer
said
they
were
not
salty
enough.F
5.
George
wanted
to
make
the
customer
happy.F
6.
The
customer
was
happy
in
the
end.T
Language
points
by
mistake错误地，相当于accidentally
I
missed
the
bus
by
mistake
this
morning.
今天早上我错过了这辆汽车。
【拓展】make
a
mistake/mistakes犯错误
I
made
a
mistake
at
school.我在学校犯了错误。
mistake
A
for
B错把A当做B
I
mistake
the
girl
for
her
sister.我错把这个女孩当成她的姐姐了。
in
the
end最终
He
died
in
the
end.他最终死了。
by
the
end
of...到...为止
at
the
end
of...在...末尾
【活学活用】到月底前交上你的计划。
Hand
in
your
plan
by
the
end
of
the
month.
在桥的尽头有一个房子。
There
is
a
house
at
the
end
of
the
bridge.
1d
Listen
again.
Complete
the
sentences.
The
History
of
Potato
Chips
Do
you
know
how
potato
chips
were
invented?
Potato
chips
were
invented
by
a
cook
called
George
Crum.
They
were
invented
in
1853
.
George
Crum
cut
the
potatoes
really,
really
thin
and
then
cooked
them
for
a
long
time
until
they
were
crispy
.
Finally
he
put
lots
of
salt
on
them
so
they
were
really
salty.
Listening
task
Boy
1:
Hey,
did
you
know
that
potato
chips_were
invented
by
mistake?
Boy
2:
Really?
What
do
you
mean?
Boy
1:
Well,
here
on
the
bag
it
says
that
they
were
invented
by
a
cook
called
George
Crum.
Boy
2:
When
was
that?
Boy
1:
Oh,
it
was
back
in
1853
Boy
2:
So,
why
was
it
an
accident?
Boy
1:
Well,
one
day,
a
customer
came
into
the
restaurant
where
George
worked.
He
ordered
a
plate
of
fried
potatoes
When
the
potatoes
came,
he
said
they
were
cut
too
thick
and
sent
them
back
to
the
kitchen.
Boy
2:
So
what
happened?
Boy
1:
Well,
George
was
angry,
so
he
cut
the
potatoes
really,
really
thin,
and
he
cooked
them
for
a
long
time
until
they
were
crispy.
And
he
put
lots
of
salt
on
them
so
they
were
really
salty.
He
thought
the
customer
would
hate
them.
Boy
2:
And?
Boy
1:
And
the
customer
loved
them
and
asked
for
more.He
told
the
other
customers
about
them,
and
soon
everyone
was
ordering
thinly
cut,
crispy,
salty
potato
chips.
Bay
2:
And
we'
re
still
eating
them
today.
What
a
cool
story!
Read
and
answer
the
questions.
1.Who
invented
potato
chips?
George
Crum
did.
2.Did
the
customer
say
potato
chips
were
too
thick?
Yes,he
did.
3.How
did
George
feel
when
he
heard
the
words?
He
felt
angry.
4.How
did
George
cook
the
potatoes
then?
He
cut
the
potatoes
really,
really
thin,
and
he
cooked
them
for
a
long
time
until
they
were
crispy
.
And
he
put
lots
of
salt
on
them
so
they
were
really
salty
.
(?invention
of
potato
chips_高清.mp4?)
Consolidation
Fill
in
the
blanks.
Reading
le
Make
a
conversation
about
the
invention
of
potato
chips.
Use
the
information
in
1c
and
1d.
A:
Did
you
know
potato
chips
were
invented
by
mistake?
B:
Wow,
I
didn't
know
that.Who
invented
them?
A:...
Retell
Potato
chips
were
invented
by
…
Once
a
customer
was
not…
George
was
in…
Then
he
cooked…
After
that
he
put…
To
his
surprise,
the
customer…
As
a
result,
everyone
was
ordering…
In
this
way,
one
of
the
world’s
favorite
foods
was
invented.
What
a
cool
story!
Homework
Review
the
words
we
learn
today.
Listen
to
the
tape
again.
Try
to
rewrite
the
dialogue.
Do
you
know
how
potato
chips
are
made?Write
your
thoughts
down.
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九年级上
Unit
6
When
was
it
invented?
Section
B(1a-1e)
Warming-up
Guess
what
it
is.
It
was
invented
in
1918.
It
was
invented
by
Cobrand.
It
can
make
our
food
fresh.
What
is
it?
It
was
invented
in
1876.
It
was
invented
by
Bell.
We
can
talk
to
others
by
it.
What
is
it?
It
was
invented
in
206
BC.
It
was
invented
by
Cai
Lun.
We
can
write
out
thoughts
in
it.
What
is
it?
It
was
invented
in
1858.
It
was
invented
by
Smith.
It
was
used
for
washing
clothes.
What
is
it?
Lead
in
There
are
many
kinds
of
food
in
the
fridge.
What
kind
of
snacks
do
you
like
best?
How
do
they
taste?Can
you
describe
them?
ice-cream
They
taste
sweet.
honey
lemons
They
taste
sour.
sour酸的
potato
chips
biscuit
They
taste
crispy.
crispy脆的
salted
duck
eggs
They
taste
salty.
salty咸的
Words
to
describe
the
food
苦的
酸的
甜的
咸的
辣的
脆的
新鲜的
bitter
sour
sweet
salty
hot
crispy
fresh
健康的
软的
多汁的
硬的
好吃的
厚的
薄的
healthy
soft
juicy
hard
delicious
thick
thin
1a
The
words
in
the
box
describe
how
food
can
taste.Write
them
under
the
correct
pictures.
Some
pictures
have
more
than
one
word.
sweet
crispy
salty
sour
crispy
salty
sour
sweet
salty
1b
Write
the
name
of
a
different
food
after
each
word.
sweet
banana
salty
sour
crispy
apple
orange
honey
pear
ice-cream
pizza;potato
chips;salt;salty
fish;pickle腌菜......
grape;vinegar醋;orange;lemon;pickle腌菜;strawberry......
French
fries;lettuce;popcorn;potato
chips;......
Pair
work
Make
conversations
with
these
words.
salty咸的
sweet甜的
sour酸的
bitter苦的
hot辣的
hard硬的
crispy脆的
thick厚的
A:What's
your
favorite
food?
B:My
favorite
food
is...
A:How
does
it
taste?
B:It
tastes...and...
New
drills
What
are
needed
to
make
potato
chips?
How
to
make
potato
chips?
The
potatoes
are
cut
very
thin.
They
are
cooked
for
a
long
time
until
they
become
crispy.
A
lot
of
salt
is
put
on
them.
1c
Listen
and
circle
T
for
true
or
F
for
false.
1.
Potato
chips
were
invented
by
mistake.
2.
They
were
invented
in
1863.
3.
The
customer
thought
the
potatoes
were
not
thin
enough.
4.
The
customer
said
they
were
not
salty
enough.
5.
George
wanted
to
make
the
customer
happy.
6.
The
customer
was
happy
in
the
end.
T
F
T
F
T
F
T
F
T
F
T
F
无意中
顾客
最终
Language
points
by
mistake错误地，相当于accidentally
I
missed
the
bus
by
mistake
this
morning.
今天早上我错过了这辆汽车。
【拓展】make
a
mistake/mistakes犯错误
I
made
a
mistake
at
school.我在学校犯了错误。
mistake
A
for
B错把A当做B
I
mistake
the
girl
for
her
sister.我错把这个女孩当成她的姐姐了。
in
the
end最终
He
died
in
the
end.他最终死了。
by
the
end
of...到...为止
at
the
end
of...在...末尾
【活学活用】到月底前交上你的计划。
Hand
in
your
plan
by
the
end
of
the
month.
在桥的尽头有一个房子。
There
is
a
house
at
the
end
of
the
bridge.
1d
Listen
again.
Complete
the
sentences.
The
History
of
Potato
Chips
Do
you
know
how
potato
chips
were
invented?
Potato
chips
_____________by
a
cook
called
George
Crum.
They
were
invented
in
_______.George
Crum
cut
the
potatoes
really,
really______
and
then
cooked
them
for
a
long
time
until
they
were_________.Finally
he
put
lots
of
salt
on
them
so
they
were__________.
were
invented
1853
thin
crispy
really
salty
Boy
1:
Hey,
did
you
know
that
potato
chips
_____________
by
mistake?
Boy
2:
Really?
What
do
you
mean?
Boy
1:
Well,
here
on
the
bag
it
says
that
they
were
invented
by
a
cook
called
George
Crum.
Boy
2:
When
was
that?
Boy
1:
Oh,
it
was
_______________.
Boy
2:
So,
why
was
it
an
accident?
Boy
1:
Well,
one
day,
a
customer
came
into
the
restaurant
where
George
worked.He
ordered
________________________.When
the
potatoes
came,
he
said
they
were
_____________
and
sent
them
back
to
the
kitchen.
Listening
task
were
invented
a
plate
of
fried
potatoes
back
in
1853
cut
too
thick
Boy
2:
_________________?
Boy
1:
Well,
George
was
angry,
so
he
cut
the
potatoes
really,
really
thin,
and
he
cooked
them
for
a
long
time
until
they
were
crispy.
And
he
____________________
so
they
were
really
salty.He
thought
the
customer
would
hate
them.
Boy
2:
And?
Boy
1:
And
the
customer
loved
them
and
______________.He
told
the
other
customers
about
them,and
soon
everyone
was
ordering
thinly
cut,
crispy,
salty
potato
chips.
Boy
2:
And
we'
re
still
eating
them
today.
___________________!
So
what
happened
put
lots
of
salt
on
them
asked
for
more
What
a
cool
story
Let's
read
and
check
your
answers.
Boy
1:Hey,did
you
know
that
potato
chips
were
invented
by
mistake?
Boy
2:
Really?
What
do
you
mean?
Boy
1:
Well,
here
on
the
bag
it
says
that
they
were
invented
by
a
cook
called
George
Crum.
Boy
2:
When
was
that?
Boy
1:
Oh,
it
was
back
in
1853.
Boy
2:
So,
why
was
it
an
accident
?
Boy
1:
Well,
one
day
a
customer
came
in
the
restaurant
where
George
worked.He
ordered
a
plate
of
fried
potatoes.When
the
potato
came,
he
said
they
were
cut
too
thick
and
sent
them
back
to
the
kitchen.
追溯到1853年
Boy
2:
So
what
happened?
Boy
1:
Well,
George
was
angry
so
he
cut
the
potatoes
really,
really
thin,
and
he
cooked
them
for
a
long
time
until
they
were
crispy
.
And
he
put
lots
of
salt
on
them
so
they
were
really
salty
.
He
thought
the
customer
would
hate
them.
Boy
2:
And?
Boy
1:
And
the
customer
loved
them
and
asked
for
more.
He
told
the
other
customers
about
them,
and
soon
everyone
was
ordering
thinly-cut,
crispy,
salty
potato
chips.
Boy
2:
And
we're
still
eating
them
today.
What
a
cool
story!
Boy
1:
Yeah.
(被)切得很薄的
Read
and
answer
the
questions.
1.Who
invented
potato
chips?
George
Crum
did.
2.Did
the
customer
say
potato
chips
were
too
thick?
Yes,he
did.
3.How
did
George
feel
when
he
heard
the
words?
He
felt
angry.
4.How
did
George
cook
the
potatoes
then?
He
cut
the
potatoes
really,
really
thin,
and
he
cooked
them
for
a
long
time
until
they
were
crispy
.
And
he
put
lots
of
salt
on
them
so
they
were
really
salty
.
When
Who
How
Why
As
a
result
in
1853
a
cook
called
George
Crum
by
accident,
----sent
back---,
because---.
But
---in
a
bad
mood,
so
---cut----and
cooked
---for---until----.And---put
---on
---so-----.
He
thought
the
customer
would
hate
them.
The
customer
loved
them
so
much
that
he
asked
for
more.
he
told---.
So
-
ordered----
Consolidation
Fill
in
the
blanks.
Reading
le
Make
a
conversation
about
the
invention
of
potato
chips.
Use
the
information
in
1c
and
1d.
A:
Did
you
know
potato
chips
were
invented
by
mistake?
B:
Wow,
I
didn't
know
that.Who
invented
them?
A:...
Retell
Potato
chips
were
invented
by
…
Once
a
customer
was
not…
George
was
in…
Then
he
cooked…
After
that
he
put…
To
his
surprise,
the
customer…
As
a
result,
everyone
was
ordering…
In
this
way,
one
of
the
world’s
favorite
foods
was
invented.
What
a
cool
story!
Homework
Review
the
words
we
learn
today.
Listen
to
the
tape
again.
Try
to
rewrite
the
dialogue.
Do
you
know
how
potato
chips
are
made?Write
your
thoughts
down.
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