(共22张PPT)
Unit
12
Life
is
full
of
the
unexpected.
Section
A
(1a-2d)
Do
you
remember
any
unexpected
situation
in
your
daily
life?
He
broke
his
arm.
He
is
getting
an
electric
shock.
What
happened
to
the
boy?
Life
is
full
of
the
unexpected.
I
was
late
for
work
today.
When
I
got
up,
I
found
my
clock
had
rung.
It
was
7:30.
When
I
went
out,
I
found
the
bus
had
already
left.
1a
Look
at
the
pictures.
What
happened
to
the
girl?
She
woke
up
late.
She
wanted
to
use
the
bathroom
but
someone
was
in
the
bathroom.
She
ran
to
catch
the
bus.
The
bus
had
just
left.
She
got
to
school
and
realized
she
had
left
her
bag
at
home.
1b
Listen
to
Mary
talking
about
her
morning.
Complete
the
sentences.
1.
By
the
time
I
got
up,
my
brother
______
already
______
in
the
shower.
2.By
the
time
I
got
outside,
the
bus
______
already
______
.
3.When
I
got
to
school,
I
realized
I
______
______
my
backpack
at
home.
had
gotten
had
left
had
left
2a
Listen
to
Mary
continue
her
story.
Number
the
pictures
[1–4]
in
the
correct
order.
1
2
3
4
2b
Fill
in
the
blanks
with
the
correct
forms
of
the
verbs
in
brackets.
Then
listen
again
and
check
your
answers.
1.
When
I
_______
(get)
home,
I
realized
I
________
(leave)
my
keys
in
the
backpack.
2.
By
the
time
I
_____
(get)
back
to
school,
the
bell
_________
(ring).
3.
By
the
time
I
_______
(walk)
into
class,
the
teacher
__________
(start)
teaching
already.
got
had
left
got
had
rung
walked
had
started
2d
Role-play
the
conversation.
Matt:
Why
were
you
late
for
class
today,
Kevin?
Kevin:
My
alarm
clock
didn’t
go
off
!
I
kept
sleeping,
and
when
I
woke
up
it
was
already
8:00
a.m.!
Matt:
Oh,
no!
Kevin:
So
I
just
quickly
put
on
some
clothes
and
rushed
out
of
the
door.
Matt:
You
didn’t
eat
breakfast?
Kevin:
No,
I
didn’t
even
brush
my
teeth
or
wash
my
face!
But
before
I
got
to
the
bus
stop,
the
bus
had
already
left.
Matt:
Then
how
did
you
get
here?
Kevin:
Luckily,
Carl’s
dad
saw
me
on
the
street
and
gave
me
a
lift
in
his
car.
Matt:
Well,
at
least
by
the
time
you
got
to
school,
you
were
only
five
minutes
late
for
class.
过去完成时
(1)
构成：由“助动词had(用于各种人称和数)
+
过去分词”构成
否定式：had
not
+
过去分词
缩写形式：hadn’t
(2)
用法：过去完成时表示在过去某一时间或动作之前已经发生或完成了的动作。
(3)
它所表示动作发生的时间是“过去
的过去”。
①
表示过去某一时间可用by,
before
等构成的短语来表示。
②
也可以用when,
before
等引导的时间状语从句来表示。
③
还可以通过状语从句或通过上下文暗示。
例如：
When
I
got
there,
you
had
already
eaten
your
meal.
当我到达那里时，你已经开始吃了。
By
the
time
he
got
here,
the
bus
had
left.
在他到达那里之前，汽车已经离开了。
1.
Life
is
full
of
the
unexpected.
unexpected
adj.
出乎意料的；始料不及的
e.g.
It
will
not
be
unexpected
if
Tom
comes
late
again,
because
he
is
always
like
this.
如果汤姆又迟到了，一点也不意
外，因为他一向如此。
Language
points
2.
By
the
time
I
got
up,
my
brother
had
already
gotten
in
the
shower.
by
the
time
在……以前，常引导表示过去的时间状语从句，主句常用过去完成时，即had+动词过去分词。
e.g.
By
the
time
I
got
there,
he
had
already
left.
在我到那儿之前，他已经离开了。
3.
So
I
just
quickly
put
on
some
clothes
and
rushed
out
the
door.
rush
out
冲出去，冲出……
e.g.
Henry
rushed
out
the
room
and
disappeared
in
the
rain.
亨利冲出房间，消失在了雨中。
Julia
rushed
out
and
didn’t
return.
朱丽叶冲了出去，再没回来。
4.
Luckily,
Carl’s
dad
saw
me
on
the
street
and
gave
me
a
lift
in
his
car.
gave
…
a
lift
捎……一程
e.g.
Could
you
give
me
a
lift,
please?
请问你能否捎我一程？
Jim
gave
me
a
lift
on
my
way
home
yesterday.
吉姆昨天在我回家的路上捎了我
一程。
用方框内短语的适当形式填空。
1.
Tom
__________,
running
after
his
brother
in
the
dark
night
yesterday.
2.
__________
I
was
10,
I
had
been
able
to
either
play
piano
or
violin.
3.
_________,
Sammy!
It
has
been
late
for
you
to
go
to
school.
rushed
out
By
the
time
Wake
up
?
by
the
time,
wake
up,
rush
out
Exercises
根据句意和汉语提示，填写单词。
1.
There
will
be
an
__________
(意外的）surprise.
2.
The
children
_________
(冲，奔)
out
the
school
when
the
bell
rang.
3.
Yesterday
the
girl
________
(违反)
the
rule
and
her
teacher
was
angry.
4.
When
I
was
about
to
read
my
book,
I
found
I
________
(忘了带)
it
at
home.
unexpected
rushed
broke
had
left
按要求完成句子。
1.
My
brother
borrowed
the
book
two
weeks
ago.
(改为同义句)
My
brother
the
book
since
two
weeks
ago.
2.
They
had
learned
1000
English
words
by
the
end
of
last
week.
(对画线部分提问)
English
words
they
by
the
end
of
last
week?
has
kept
How
many
had
learned
3.
当我醒来的时候，已经上午十点了！(翻译)
When
I
it
was
already
10:00
a.m.!
4.
我冲出办公室，迎面碰上了老板。(翻译)
I
of
the
office
and
found
myself
face
to
face
with
the
boss.
5.
我们至少再需要两天时间来完成任务。(翻译)
We
need
another
two
days
to
finish
the
task.
woke
up
rushed
out
at
least
