上海新世纪版英语六年级上册Unit 2 School Life Lesson 2 School Rules课件（20张PPT无素材）

(共20张PPT)
School
Rules
Rules
We
must
get
to
school
on
time.
We
mustn’t
be
late
for
school.
begin
8:00
They
can
eat
and
drink
after
class.
Students
mustn’t
eat
or
drink
in
class.
have
a
class
We
must
keep
quiet
in
the
reading
room.
You
can’t
talk
with
each
other
here
We
must
speak
English
in
an
English
class.
You
can’t
speak
Chinese.
1.We
must
get
to
school
on
time.
We
mustn’t
be
late
for
school.
2.We
mustn’t
eat
or
drink
in
class.
We
can
eat
and
drink
after
class.
3.We
mustn’t
talk
in
the
reading
room
We
must
keep
quiet
here.
4.We
can’t
speak
Chinese
in
as
English
class.
We
must
speak
English.
must
必须
mustn’t
不可以
can
可以
=may
=can’t=may
not
A:
Can
(May)
I
leave
school
at
three?
B:
No,
you
can’t
(may
not).
School
is
over
at
four.
(肯定回答:Yes,you
can.)
A:
Must
I
hand
in
my
homework
now?
B:No,
you
needn’t.
But
you
must
hand
it
in
tomorrow.
(肯定回答:Yes,you
must.)
A:
May
I
leave
now?
B:
Yes,
you
may.
No,
you
may
not.
=Sure.
Certainly.
Of
course.
=I’m
afraid
not.
2.
A:
Can
I
use
your
computer?
B:
Yes,
you
can.
No,
you
can’t.
=Sure.
Certainly.
Of
course.
=Sorry
you
can’t.
3.
A:
Must
I
hand
in
my
homework
today?
B:
Yes,
you
must.
No,
you
needn’t.
Read
the
dialogues:
1.What
kind
of
verb
form
(动词形式)
follows
can,
may,
must
and
need?
2.Do
we
need
to
change
the
form
of
can,
may,
must
and
need
after
he
or
she?
3.What’s
the
negative
form
(否定式)
of
can
and
may?
4.Which
is
the
correct(正确的)
answer?
---Must
I
come
to
school
before
7:00?
---____.
A.
No,
you
mustn’t.
B.
No,
you
needn’t.
Questions
Listening
&
Speaking
We
________
eat
or
drink
in
class.
We
mustn’t
be
_____
______
class.
We
______
_______
on
the
grass.
We
______
_______
in
our
English
classes.
We
_______
draw
pictures
on
our
desks.
We
must
____
the
__________
before
each
class.
mustn’t
late
for
can’t
walk
speak
English
mustn’t
clean
blackboard
Let's
speak
Model
1
A:
Are
you
leaving
the
classroom?
B:
Yes,
I
am.
A:
Then
you
must
turn
off
the
lights.
leave
the
classroom
turn
off
the
light
Model
2
A:
Must
I
clean
the
window
now?
B:
No,
you
needn’t.
You
may
clean
it
after
class.
clean
the
window
now
after
class
Model
3
A:
May
I
borrow
this
magazine?
B:
I’m
afraid
not.
You
can’t
take
any
magazines
out
of
the
reading
room.
You
can
only
read
it
here.
1.
You___hand
it
in
at
once,
you
may
hand
it
in
tomorrow.
(A)
needn't
(B)
may
not
(C)
can't
(D)
must
not
Exercises:
2.
---___
I
water
the
trees
on
Tuesday?
---
No,
you
needn't.
(A)
Can
(B)
Must
(C)
May
(D)
Shall
3.
May
we___
in
the
halls?
(A)
smoking
(B)
will
smoke
(C)
to
smoke
(D)
smoke
4.
---Must
we
come
tomorrow?
---___
.
(A)
No,
you
can't
(B)
No,
you
needn't
(C)
No,
you
must
(D)
No,
you
may
A
B
D
B
5.
---May
I
take
this
book
out?
---No,
you___.
(A)
needn't
(B)
couldn’t
(C)
can't
(D)
aren't
6.
---Can
I
sit
here?
---
______.
(A)
No,
you
can’t.
(B)
Yes,
you
mustn’t.
(C)
you
can.
(D)
No,
you
must.
7.
He
mustn’t
____
here
.
(A)
smokes
(B)
smoke
(C)
smoking
(D)smoked
C
A
B
8.
Cars
_____
stop
when
the
traffic
light
is
red.
(A)
may
(B)
can
(C)
must
(D)
need
C
Let's
talk
Conclusion(小结)
表示
“义务”
?
must
必须
needn’t不必要
表示
“许可”
?
can,
may
“可以”
can’t,
may
not,
mustn’t
“不可以”
can,may还可以表示
“能力”及
“可能性”
We
mustn’t
draw
pictures
on
the
wall.
We
mustn’t
run
in
the
classroom.
We
mustn’t
make
phone
calls
in
the
class.
We
mustn’t
waste(浪费)
water/food
.
We
mustn’t
throw(扔)
paper
on
the
ground.
We
must
keep
our
school
clean.
We
must
help
each
other.
We
must
come
to
class
on
time.
We
must
turn
off
the
lights
when
we
leave
the
classroom.
We
must
finish
our
homework
by
ourselves
in
time
(及时).
observe
the
school
rules