新概念英语第二册lesson 19课件(共47张PPT)

(共47张PPT)
lesson
19
Sold
out
What's
the
hurry
for?
vi.
赶紧，赶快，匆忙
hurry
up

快点
hurry
to
+地点
匆匆忙忙地去某地
hurry
[?h?ri]
匆忙
②
n.
急忙，匆忙，仓促
in
a
hurry
匆忙
in
no
hurry

不着急
I
am
in
no
hurry.
我不急
pity
[?p?ti]
n.令人遗憾的事
What
a
pity!

真遗憾!
It
is
a
pity
to
hear
the
bad
news.
To
hear
the
bad
news
is
a
pity
.
exclaim
[?k?skle?m]
v.
大声说
v（由于痛苦、愤怒、惊异、欣喜等）大声叫喊
exclaim
=shout
out=cry
=call
out
大声喊
People
exclaimed
for
her
victory.
人们为她的胜利而呼喊。
ex外+claim宣称;
声称
return
[r??t??n]
v.
退回
①
返回=come
back
return
to
+
sp
返回某地
return
to
China/Beijing
回到中国/北京
②
往返
Two
return
tickets
to
London,
please.
请给我两张伦敦的往返票。
③把…送回,归还,退回=give
back
Remember
to
return
the
ticket
to
the
library.
return
money
ticket
office
[?t?k?t
??f?s]
售票处
sadly[?s?dli]
adv.悲哀地，丧气地
hurry
v.
匆忙
ticket
office
售票处
pity
n.
遗憾
exclaim
v.
大声说
return
v.
退回
sadly
adv.
悲哀地,丧气地
抓到
hurry
悲哀地
landlord
售票处
退回
pity
exclaim
bill
令人遗憾的事
匆忙
售票处
悲哀地，丧气地
大声说
退回
hurry
return
sadly
ticket
office
pity
exclaim
TEXT
'The
play
may
begin
at
any
moment,'
I
said.
at
any
moment
在任何时候,
随时
Policeman
may
arrive
at
any
moment.
It
may/might
rain
at
any
moment.
at
the
moment
＝now
at
that
moment
＝just
then
(一般过去时)
就在那时
'It
may
have
begun
already.'
Susan
answered.
may+动词原形,
表示对现在、未来的推测　
She
may
be
a
model.?????
??????may+
have
done，表示对过去的推测
?
She
may
have
been
a
model.
?
Linda
may
have
watched
TV
last
night.
I
hurried
to
the
ticket
office.
'May
I
have
two
tickets
please?'
I
asked.
★
hurried
to+某地
匆匆忙忙地去某地
★May
表示请求,询问
What's
your
name?
May
I
have
your
name?
'I'm
sorry,
we've
sold
out,'
the
girl
said.
sell-sold-sold
sell
out
售完，卖完
'What
a
pity!’
Susan
exclaimed.
感叹句
What
a
pity
(it
is)!
Just
then,
a
man
hurried
to
the
ticket
office.
'Can
I
return
these
two
tickets?'
He
asked.
'Certainly,'
the
girl
said.
certainly
adv.
当然=sure=of
course.
Certainly
you
can
do
it.
=
Of
course
you
can
do
it.
I
went
back
to
the
ticket
office
at
once.
'Could
I
have
those
two
tickets
at
once?'
I
asked.
'Certainly,'
the
girl
said,
'but
they're
for
next
Wednesday's
performance.
Do
you
still
want
them?'
go
back
to=return
to
+sp
返回
at
once
=right
now
立刻,马上
'I
might
as
well
have
them,'
I
said
sadly.?
may/might
as
well
+动词原形
不妨…，还是…的好
There’s
nothing
to
do
now,
so
I
may
as
well
go
to
bed.
我们还是带上雨伞的好.
We
might
as
well
take
the
umbrella
with
us.
　　　
1.at
any
moment
在任何时候,
随时
2.may+动词原形,
表示对现在、未来的推测　
may+
have
done，表示对过去的推测
3.hurried
to+sp
匆匆忙忙地去某地
4.Can和may表示-请求
may比can更加委婉，客气
may多用于第一人称
summary
5.sell
out
售完，卖完
6.感叹句
What
a
pity
(it
is)!
7.return
tickets
退票
8.certainly
当然=sure=of
course
9.
go
back
to=return
to
+sp
返回
at
once
=right
now
立刻,马上
10.for
为了，这里表属于
11.may/might
as
well
+动词原形
不妨…，还是…的好
情态动词:can,may
can,may
+
动词原形
Grammar
情态动词的语法特征
3)
情态动词没有人称,
数的变化,
但有些情态动词,
如can、will、have
to、may等有过去式。
1）情态动词表说话人的某种感情或语气，对某一动作或状态的某种态度。
2)
情态动词不能单独做谓语,
后面一般接动词原形。
1.can
的用法
过去式
could
(1)一种能力
※
I
can
swim.
※
I
can
play
the
piano.
※
A
blind
man
cannot
see
colors.
“能，会”
(2)请求,询问
※
Can
I
help
you?
※
Can
I
come
in?(英)
(3)推测,可能性
多用于否定句和疑问句
※The
news
can’t
be
true.
注意:一般情况下could
是can
的过去式,但是
could
也可以代替can表示更加委婉
客气的提出问题或提出要求,不是can
的
过去式.
※Could
I
see
your
photo?
※Could
you
lend
me
your
pen?
2.may
的用法
过去式
might
(1)表示请求,询问,说明一件事
※
May
I
come
in?
(比can更委婉)
(2)表示-祝福,祝愿.
※May
you
success.
※May
that
day
come
soon.
(3)表示-推测,可能性
（也许）
Tom
may
come
to
see
us
tonight,
but
he
isn’t
very
sure.
3.might
也可以代替may表示更加委婉客气的提出问题或提出要求,也可以是may
的过去式.
※You
might
as
well
speak
your
mind.
情态动词can,may,must,might,can’t
表示推测的可能性大小的排序:
must
>
can
>
may
>might
>can’t
4.must/have?to/need
1.must用于一般问句中,肯定回答用must,否定回答用?needn’t或don’t
have
to，意为?“不必”。
mustn’t表示“禁止，不允许”
?—
Must?I?finish?all?homework?at?a?time?
??—Yes,
you
must.
No,?you?needn't/don’t
have
to.
I
don’t
like
this
TV
set.
We
must
buy
a
new
one.
Mother
was
out,
so
I
had
to
look
after
the
shop.
2.表示“必须”这个意思时，must?和have?to?稍有区别。must着重说明主观看法，have?to?强调客观需要。另外，have?to?能用于更多时态。
?You?must?be?the?new?teacher.
?
He?must?be?joking.
There?is?nobody?here.?They?must?have?all
gone?home.
3.must表示对某人某事的肯定猜测,
作“准是”,
“一定”
,
用于肯定句中。对过去发生的事情作肯定判断用must
have
done，意为过去一定已经做过某事。
【考例】The
boss
has
given
everyone
a
special
holiday,
so
we
____
go
to
work
tomorrow.
(上海
)
A.
can’t
B.
mustn’t
C.
needn’t
D.
shouldn’t
【考例】─What
do
you
think
we
can
do
for
our
aged
parents?
─You
____
do
anything
except
to
be
with
them
and
be
yourself.
A.
don’t
have
to
B.
oughtn’t
to
C.
mustn’t
D.
can’t
【考例】
You
____
return
the
book
now,
you
can
keep
it
until
next
week
if
you
like.
can’t
B.
mustn’t
C.
needn’t
D.
may
not
情态动词表推测
情态动词
对现在或将来情况的推测
对现在或将来正在进行的推测
肯定
must
must+v
must+be
doing
可能
may/might
may/might+v
may/might+be
doing
否定
can’t/couldn’t
can’t/couldn't+v
can’t/couldn't+be
doing
疑问推测
can/could
can/could+v
can/could+be
doing
中考链接
1.
—
you
speak
Japanese?
—
No,
I
can’t.
But
I
can
speak
English.
A.
Need
B.
Can
C.
Must
D.
Should
2.---Must
I
clean
the
room
now，mom？（梧州）
---No，you
．You
can
do
it
tomorrow．
A．mustn’t
B．may
not
C．needn’t
D．might
not
B
C
3.
—Is
the
man
over
there
Mr.
Miller?
—It
______
be
him.
He
has
gone
to
Shanghai
on
business.(
玉林）
A.
might
B.
must
C.
can’t
D.
mustn’t
4.
----
Is
that
Mr.
Green?
---
Impossible.
He
has
gone
to
America.
It
be
him.（贺州）
A.could
B.
must
C.
can’t
D.
might
5.
You
_____
watch
TV,
but
you
have
to
clean
the
room
first.
(桂林）
A.
must
B.
can
C.
can’t
C
C
B
6.
The
girl
in
the
classroom_____
be
Mary.
She
called
me
from
Beijing
just
now.
（2015.贵港）
A.
mustn’t
B.
needn’t
C.
shouldn’t
D.
can’t
7.
---Must
I
clean
the
roon
now?
(2016.北海）
---No.
You
_____
.You
can
do
it
tomorrow.
A.
mustn’t
B.
needn’t
C.
shouldn’t
D.
can’t
8.
---Tony，___
you
sing
English
songs？
---Yes，I
can．（2017.南宁）
A．can
B．may
C．need
D．must
D
B
A
9.
Cars,
buses
and
bikes
stop
when
traffic（交通）
lights
change
to
red.
A.may
B.
need
C.
can
D.must
10.---Mum,
I
signed
for
（签收）the
box.What's
in
it?
---I'm
not
sure.
It
be
a
present
from
your
uncle.（2017.安徽）
A.need
B.
must
C.
may
D.
will
D
C
1.John
___
come
to
see
us
tonight,
but
he
isn't
very
sure
yet.
A.
may
B.
can
C.
has
to
D.
must
2.-May
I
take
this
book
out?
-No,
you___.
A.
can't
B.
may
not
C.
needn't
D.
aren't
3.
You___
go
and
see
a
doctor
at
once
because
you’ve
got
a
fever.
A.
can
B.
must
C.
dare
D.
would
4.
-Can
you
speak
Japanese?
-No,
I____.
A.
mustn't
B.
can't
C.
needn't
D.
may
not
5.
-He___
be
in
the
classroom,
I
think.
-No,
he
___
be
in
the
classroom.
I
saw
him
go
home
a
minute
ago.
A.
can;
may
not
B.
must;
may
not
C.
may;
can't
D.
may;
mustn't
6.
You
____return
the
book
now.
You
can
keep
it
next
week
if
you
like.
A.
can't
B.
mustn't
C.
needn't
D.
may
not
1.
--May
I
go
to
the
cinema，dad？
　--No，you_______.You
must
finish
your
homework
first.
　A.
mustn’t
B.
won’t　
C.
can’t
D.
needn’t
2.
You_______go
and
ask
Meimei.
She________know
the
answer.
　　
A.
must；can
B.
must；may
C.
need；can
D.
can；may
3.
Look
out！The
knife
is
very
sharp.
You________cut
your
finger.
　　
A.
need
B.
must
C.
should
D.
may
谢谢观看
Thank
you
for
watching