(共13张PPT)
Unit
12
Life
is
full
of
the
unexpected
Section
A（1a-2c）
Do
you
like
mornings
lead-in
brainstorming
Mary's
Morning
She
overslept
By
the
time
she
got
up,
her
brother
had
already
gotten
in
the
shower.
By
the
time
she
went
outside,
the
bus
had
already
left.
She
ran
all
the
way
to
school.
What
happened
at
last
When
she
got
to
school,
she
realized
she
had
left
her
backpack
at
home.
Retell
the
story.
overslept
got
up
gotten
in
the
shower
got
out
of
;
took…and
got…
went
outside;
left
ran
all
the
way
got
to
school;
realized
;
left
Retell
the
story.
I
had
a
bad
morning
today.
First
of
all,
I
overslept.
By
the
time
I
got
up,
my
brother
had
already
gotten
in
the
shower.
After
he
got
out
of
the
shower,
I
took
a
quick
shower
and
got
dressed.
But
by
the
time
I
went
outside,
the
bus
had
already
left.
So
I
ran
all
the
way
to
school.
But
when
I
got
to
school,
I
realized
I
had
left
my
backpack
at
home.
Complete
these
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.
gotten
had
had
left
had
left
构成：过去完成时由助动词had+过去分词构成。
过去完成时
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。它表示动作发生的时间是过去的过去。常与by、before等构成的短语连用。
They
had
already
had
breakfast
before
they
arrived
at
the
hotel.
在他们到达旅馆之前，他们已经吃早饭了。
He
said
that
he
had
never
seen
such
a
beautiful
bird
before.
他说他以前从来没有看过这样美丽的鸟。
1
2
3
4
What
happened
then
1.
We
________________(learn)
two
thousands
words
by
the
end
of
last
year.
Can
you
do
it
3.
When
we
___________(arrive)
at
the
station,
they
__________(wait)
for
more
than
twenty
minutes.
had
learned
arrived
had
waited
2.
I
___________him
when
I
was
a
student.
had
known
4.
One
of
the
men
couldn’t
move,
because
he
______________(break)
his
legs.
had
broken
Listen
again
and
fill
in
the
blanks.
1.
When
I
________(get
home),
I
_______(realize)
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
home
realized
had
left
got
had
rung
walked
had
started
Homework
Make
up
an
ending
for
the
story.
Thanks
a
lot!
