(共30张PPT)
Unit
3
Could
you
please
clean
your
room
The
first
period(section
A
1a--1c)
What
kind
of
chores
do
I
do
at
home
do
the
dishes=wash
the
dishes
sweep
the
floor
take
out
the
rubbish
make
the
bed
fold
the
clothes
clean
the
living
room
Let's
chant:
Bed,bed,make
the
bed;
Floor,floor,sweep
the
floor;
Dishes,
dishes,do
the
dishes;Clothes,clothes,fold
the
clothes;Rubbish,rubbish,take
out
the
rubbish;Chores,chores,I
like
doing
chores.
Do
you
do
these
chores
at
home
Discuss
them
with
your
partner.
(1a)
1.
do
the
dishes
2.
take
out
the
rubbish
3.
fold
your
clothes
4.
sweep
the
floor
5.
make
your
bed
6.
clean
the
living
room
Pairwork
A:
What
chores
do
you
usually
do
at
home
B:
I
usually
do
the
dishes.
What
about
you
A:
I
usually
sweep
the
floor.
If
I
am
very
busy
now,my
sister
is
free.I
want
to
ask
her
to
help
to
sweep
the
floor.
What
can
I
say
How
to
ask
others
for
help
politely
I
can
say
1.
Sweep
the
floor!
2.
Can
you
sweep
the
floor
3.
Could
you
please
sweep
the
floor
Can
you
find
the
difference
Different
ways
of
saying.
Which
is
the
most
polite
expression
sweep
the
floor
get
up
early
cook
for
us
Could
you
please
...
Look
and
say
play
the
computer
games
Could
you
please
not
...
look
out
of
the
window
play
soccer
here
有礼貌地提出请求句型：
Could
you
please
do
sth.？
请你(做)……好吗？
Could
you
please
not
do
sth.
请你不要(做)……好吗？
Click
it.
1b
Listen.
Who
will
do
these
chores
Check
Peter’s
mother
or
Peter.
(1b)
Chores
Peter’s
mother
Peter
Do
the
dishes
Sweep
the
floor
Take
out
the
rubbish
make
the
bed
fold
the
clothes
clean
the
living
room
√
√
√
√
√
√
A:
Could
you
please
sweep
the
floor
B:
Yes,
sure.
Can
you
do
the
dishes
A:
Well,
could
you
please
do
them
I’m
going
to
clean
the
living
room.
B:
No
problem.
Example:
Make
conversations
about
the
chores
in
1a.
1c
sweep
the
floor
do
the
dishes
make
the
bed
take
out
the
rubbish
fold
the
clothes
clean
the
living
room
(study
for
my
test)
(clean
the
living
room)
(babysit
my
sister)
(Yes,
sure.)
(do
my
homework)
(Yes,
sure.)
A:
Could
you
please
take
out
the
rubbish
B:
Yes,
sure./
Of
course./
All
right.
/OK.
Sorry,
I
can’t.
I
have
to
do
my
homework.
Sorry,
I
can’t.
I
am
doing
the
dishes.
what
have
you
learned
could
与
can
的用法区别
could
与
can
都是情态动词，二者都可用
于表示请求的句子中，但是用法稍有不同。
can
表示一般性的请求，语气较随便，常
用于熟人之间或长辈对晚辈、上级对下级
的场合。例如：
Can
you
tell
us
your
story,
Tony
请你给我们讲讲你的故事好吗，托尼？
Summary:
could
表示有礼貌的请求，语气委婉,
常用于非熟人之间或晚辈对长辈、下级对上级的场合。例如：
Could
you
pass
the
salt
to
me
请你把盐递给我，好吗？
Could
you
please
clean
your
room
请你打扫一下你的房间，好吗？
Test
yourselves!
Homework:
1.Review
the
usage
of”could”for
polite
requests.
2.Write
down
what
chores
your
family
do
every
day.
3.Help
your
family
do
some
chores.
