(共22张PPT)
第4课时——听说
Unit
3
Computers
She
uses
it
for
surfing
the
Internet.
She
makes
them
brighter
or
darker.
He
wants
to
use
the
Internet.
He
needs
his
library
card.
He
bought
a
new
laptop.
Ten
to
twelve
places
offer
it.
The
first
computers.
The
newest
computers.
They
are
only
used
in
military
affairs
and
scientific
research.
They
are
widely
used
in
learning
and
daily
life.
How
much
does
a
Lenovo
computer
usually
cost?/
How
much
is
a
Lenovo
computer?
Who
is
the
CEO
of
this
company?
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When
was
it
founded?
How
did
it
develop
Lenovo
How
successful
is
it?
What
does
it
produce?(共42张PPT)
第1课时——词汇
Unit
3
Computers
compared
Compare
comparison
with
to
to
be
under
control
失去控制
to
control
control
control
your
weight
out
of
control
depend
depend
on
It
all
depends
depend
on
independent
operates
to
operate
operation
operate
control
popular
with
order
orders
order
in
expensive
cheap
B
C
A
B
C
speed
depend
operates
type
tiny
expensive
few
to
operate
mouse
speaker
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第2课时——阅读
Unit
3
Computers
like/such
as
playing
swimming
if
doesn’t
If
must
was
unaware
of
was
unaware
of
was
aware
of
are
able
to
are
able
to
will
be
able
to
be
able
to
speak
without
saying
better
at
depend
on
unaware
of
unaware
or
realizes
faster
with
operating
to
to
do
lives
themselves
B
A
B
C
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Thank
you
for
watching(共14张PPT)
第5课时——写作
Unit
3
Computers
bring
their
mobile
phones
to
school
nowadays.
they
can
use
mobile
phones
at
school.
using
mobile
phones
at
school
is
a
waste
of
time.
Many
students
spend
too
much
time
on
games
and
QQ.
As
a
result,
they
cannot
focus
on
their
study.
Besides,
using
cellphones
is
harmful
to
eyesight.
students
can’t
use
mobile
phones
at
school.
They
are
bad
for
their
health
and
study.
Many
students
bring
their
mobile
phones
to
school
nowadays.
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Thank
you
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watching(共41张PPT)
第3课时——语法
Unit
3
Computers
much/far
fatter
and
fatter
the
happier
earlier—earliest
friendlier—friendliest
There
are
fewer
and
fewer
trees
on
the
Earth
There
is
less
and
less
water
on
the
Earth
C
C
B
C
A
C
C
B
A
C
tinier
heavier
the
heaviest
the
highest
bigger
more
popular
more
interesting
thinner
the
most
difficult
more
expensive
B
B
A
C
A
C
C
A
C
B
the
most
beautiful
taller
more
exciting
the
shortest
more
relaxing
nicer
wider
cheaper
cleverer
more
interesting
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you
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