Unit 5 What were you doing when the rainstorm came?SectionA grammar-4c 课件（24张PPT）

(共24张PPT)
Unit
5
What
were
you
doing
when
the
rainstorm
came?
Section
A
3
Grammar
focus
-
4c
Game
A:
What
were
you
doing?
B:
I
was…in/on/at….
school
house
library
street
home
自学----感知
1、自学生词、知识点拨和课文p36的内容，同时用双色笔划记重要的短语和句型，标出疑难点，准备课堂中讨论解决。
2、自学课本109页过去进行时，完成随堂笔记（填空）。
互学----理解
1.欢喜头碰头。
与搭档互相读译语法焦点，并解决对方自学时的疑惑。
2.快乐人人动。
（1）组长组织再读知识点拨、语法焦点。
（2）小组分工、预展。
What
were
you
doing
at
eight
last
night?
I
was
taking
a
shower(洗澡）.
What
was
she
doing
at
the
time
of
the
rainstorm（在暴风雨来临时）?
She
was
doing
her
homework.
语法焦点
与搭档互相读译语法焦点。
欢喜头碰头
What
was
he
doing
when
the
rainstorm
came?
He
was
reading
in
the
library
when
the
rainstorm
came.
What
was
Ben
doing
when
it
began（开始）
to
rain
heavily?
When
it
began
to
rain,
Ben
was
helping
his
mom
make
dinner.
What
was
Jenny
doing
while
Linda
was
sleeping?
While（当…时候）
Linda
was
sleeping,
Jenny
was
helping
Mary
with
her
homework.
欢喜头碰头
语法焦点
展示单元一：难点我能解（4a）
展示单元二：洋话我能行（4b）
展示单元三：表演我最牛（4c）
快乐人人动
（1）组长组织再读知识点拨、语法焦点。
（2）小组分工、预展。
展示----提升
1.展示单元一：难点我能解（4a）
2.展示单元二：洋话我能行（4b）
3.展示单元三：表演我最牛（4c）
展示单元一：难点我能解
4a
用while
和when造句
John
Mary
take
photos
buy
a
drink
play
the
piano
leave
the
house
clean
his
room
turn
on
the
radio
shop
take
the
car
to
the
car
wash
1.
While
John
was
taking
photos,
Mary
bought
a
drink.
John
was
taking
photos
when
Mary
bought
a
drink.
展示单元一：难点我能解
4a
2.
While
John
was
playing
the
piano,
Mary
left
the
house.
John
was
playing
the
piano
when
Mary
left
the
house.
3.
While
John
was
cleaning
his
room,
Mary
turned
on
the
radio.
John
was
cleaning
his
room
when
Mary
turned
on
the
radio.
4.
While
John
was
shopping,
Mary
took
the
car
to
the
car
wash.
John
was
shopping
when
Mary
took
the
car
to
the
car
wash.
展示单元一：难点我能解
4a
1.
基本概念
过去进行时表示在过去某一时刻或一段时间内正在进行的动作。这一特定的过去时间除有上下文暗示以外,
一般用时间状语来表示。
2.
结构
was
/
were
+
动词-ing
过去进行时
展示单元一：难点我能解
4a
3.变为否定句：
It
was
working.→It
working.
4.变为一般疑问句:
She
was
working.
→
she
working？
5.进行肯定回答:
Was
I
working?
→
,
you
were.
过去进行时
wasn’t
Was
Yes
展示单元三：洋话我能行
4b
At
7:00
a.m.,
I
woke
up.
______
I
____
making
my
breakfast,
my
brother
______
listening
to
the
radio.
________
I
was
eating,
the
radio
news
talked
about
a
car
accident
near
our
home.
My
brother
and
I
went
out
right
away
to
have
a
look.
_____
we
got
to
the
place
of
the
accident,
the
car
_____
in
bad
shape
from
hitting
a
tree.
But
luckily
the
driver
____
fine.
The
roads
______
icy
because
of
the
heavy
snow
from
the
night
before.
While
was
was
While
When
was
was
were
展示单元三：洋话我能行
4b
Everyone
lives
only
once!
展示单元三：表演我最牛
What
were
you
doing
at
nine
o’clock
last
Sunday
morning?
I
was
sleeping.
How
about
you?
I
was
doing
my
homework.
You’re
kidding(开玩笑）!
4c
You
Partner
9:00
a.m.
11:30
a.m.
4:00
p.m.
9:00
p.m.
知识拓展：
1.
was
not
常缩略为
wasn’t;
were
not
常缩略为
weren’t。
2.
一般过去时与过去进行时用法的比较:
一般过去时表示在过去某个时间发生过的动作或存在的状态,
而过去进行时则表示在过去某一时刻或某一段时间正在进行的动作。
过去进行时
例如:
David
wrote
a
letter
to
his
friend
last
night.
大卫昨晚给他的朋友写了封信。(信写完了。)
David
was
writing
a
letter
to
his
friend
last
night.
大卫昨晚一直在给他的朋友写信。(信不一定写完。)
when和while都可表示“当……的时候”，引导时间状语从句。你知道两者在过去进行时中的用法有什么不同吗？
请仔细观察下面的例句，然后补全空格中的内容。
过去进行时中的
when
和
while
①
I
was
walking
to
school
when
I
saw
a
cat
in
a
tree.
②When
Sally
arrived
home,
her
mother
was
cleaning
the
house.
主句的动作是持续性的，而从句动作是
短暂性的，此时用
______
引导时间状语从
句，主句用
__________
时态，从句用一般
过去时态。
过去进行
when
③
While
I
was
sleeping
in
the
bedroom,
someone
knocked
at
the
door.
④
David
fell
while
he
was
riding
his
bike.
主句的动作是短暂性的，从句的动作
是持续性的，此时用
_______
引导从
句，主句用
__________
时态，从句
用过去进行时态。
一般过去
while
⑤
While
Andy
was
waiting
for
the
bus,
he
was
reading
a
newspaper.
⑥
He
was
cleaning
his
car
while
I
was
cooking.
主句和从句的动作在过去的某时刻或某
段时间同时发生，而且动作都是持续性
的，此时用
_________
引导从句，而且主
句和从句都用
____________
时态。
过去进行
while
根据汉语意思完成下列英语句子，
每空一词。
1.
昨天下午五点钟你哥哥在做什么？
What
________
your
brother
________
at
five
yesterday
afternoon?
2.
昨天我回到家时，我妈妈在洗衣服。
My
mother
_____
________
clothes
________
I
________
home
yesterday.?
was
washing
was
doing??
when
got??
检测----达成
3.
你做作业时，你妹妹在干什么？
What
________
your
sister
________
________
you
________
________
your
homework?
while
were
doing
was
doing
检测----达成
After
class,
please
make
5
dialogues
with
while
and
when.