资源简介

(共18张PPT)
Section A
What happens during a natural disaster
Nature’s Temper
UNIT
5
Grammar Focus
Wondermother
Wonder mother
Wondermother
Wondermother
Wondermother
3
My typhoon experience
I had trouble during the typhoon a few_____(day) ago. My family knew that a typhoon was _______ (come). But it was______(bad)
than we expected. We______________ (drive) home from our
_________( relative) house when the strong winds started. And it was raining hard _______ we were driving back. We almost got into ______accident when a truck_________(near) hit us. It was dangerous______ travel during a typhoon. When we got home later, we_______(find) water everywhere and the house looked awful.
coming
worse
were driving
relatives'
while
an
nearly
to
found
days
Lisa
Wondermother
Wonder mother
Wondermother
Wondermother
Wondermother
3
Look and say
at 9:00 p.m. yesterday
Linda was sleeping at 9:00 p.m. yesterday.
Linda was sleeping when Mary called.
Linda was sleeping at the time of the typhoon.
Linda was sleeping while her sister was bathing .
was/were+ Ving
过去进行时
表示在过去某一时刻或者一段时间正在进行的动作或者存在的状态。
课本p106
Wondermother
Wonder mother
Wondermother
Wondermother
Wondermother
3
Look and say
at 9:00 p.m. yesterday
Linda was sleeping at 9:00 p.m. yesterday.
肯定句
否定句
Linda wasn't sleeping at 9:00 p.m. yesterday.
一般
疑问句
Was Linda sleeping at 9:00 p.m. yesterday
肯定回答
Yes, she was.
No, she wasn't.
特殊
疑问句
否定回答
What was she doing at 9:00 p.m. yesterday
When /What time was she sleeping yesterday
Wondermother
Wonder mother
Wondermother
Wondermother
Wondermother
3
Look and say
at 9:00 p.m. yesterday
Linda was sleeping at 9:00 p.m. yesterday.
Linda was sleeping when Mary called.
Linda was sleeping at the time of the typhoon.
Linda was sleeping while her sister was bathing .
时间状语
具体时间点+过去时间
at the time of （在...时候）
when引导的时间状语
while引导的时间状语
1. 具体时间点+过去时间
2. at the time of...
3. when引导的时间状语
4. while 引导的时间状语
Wondermother
Wonder mother
Wondermother
Wondermother
Wondermother
3
延续性动词 VS 非延续性动词
He worked all day in the school.
He died five years ago.
延续性动词
表示能够延续的动作
动作_____延续一段时间,而不是瞬间结束。
可以
非延续性动词
表示不能延续的动作
动作________延续，
极为短暂，瞬间结束。
不可以
Presentation
长动作
短动作
Wondermother
Wonder mother
Wondermother
Wondermother
Wondermother
3
在过去进行时的动词下划线
Presentation
Wondermother
Wonder mother
Wondermother
Wondermother
Wondermother
3
When my neighbour called, my family were having dinner.
We were driving home when the strong winds started.
While we were driving home, the strong winds started.
It was raining hard while we were driving back.
Grammar
1.从句时态
主句用过去进行时+ when 引导的从句：
主句用过去进行时+ while 引导的从句：
一般过去时
过去进行时
从句在前
从句在后
Wondermother
Wonder mother
Wondermother
Wondermother
Wondermother
3
When my neighbour called, my family were having dinner.
We were driving home when the strong winds started.
While we were driving home, the strong winds started.
It was raining hard while we were driving back.
延续性动词 VS 非延续性动词
called
Grammar
2. when/while后面的动词
started
driving
driving
非延续性动词
非延续性动词
when +V.：
while +V.：
非延续性动词
延续性动词
延续性动词
延续性动词
When
延续性动词
raining
注意： 如果主句和从句动作都是延续性动作，又是同时发生，大都用___________
while
Wondermother
Wonder mother
Wondermother
Wondermother
Wondermother
3
When my neighbour called, my family were having dinner.
We were driving home when the strong winds started.
While we were driving home, the strong winds started.
It was raining hard while we were driving back.
3. when/while指代的时间
Grammar
when 指代的时间是：
while 指代的时间是：
侧重时间点
也可以是时间段
时间段
When my neighbour called
when the strong winds started.
时间点 VS 时间段
while we were driving back.
While we were driving home
When
when VS while
1.___________she was talking on the phone, her sister walked in.
2.___________I found my dog, it was playing with another dog.
3.__________I got home,mother was cooking.
4.__________I was reading, he was writing quickly.
While
When
When
While
/When
一般情况下，when后面用一般过去时，while后面用过去进行时。
（when后面也可以用进行时态。）
主句 从句都是
延续性动词时，
大都用_______.
While
Wondermother
Wonder mother
Wondermother
Wondermother
Wondermother
3
1. I did my homework. The typhoon landed on the coast.
2. The power went out. My father and I made dinner.
___________________________________________________________
4b
Combine each pair of sentences using when or while.
___________________________________________________________
did
landed
非延续性动词
I was doing my homework when the typhoon landed on the coast.
(when)
went
made
go out 中断
非延续性动词
(when)
When the power went out, my father and I were making dinner.
Wondermother
Wonder mother
Wondermother
Wondermother
Wondermother
3
3. Kate wrote a letter. Her brother called to warn her of the storm.
___________________________________________________________
4b
Combine each pair of sentences using when or while.
非延续性动词
(when)
Kate was writing a letter when her brother called to warn her of the storm.
4. My parents packed the supplies. I moved our things off the floor.
___________________________________________________________
5. I slept soundly. It rained cats and dogs.
___________________________________________________________
延续性动词
(while)
My parents were packing the supplies while I was moving our things off the floor.
延续性动词
(while)
I was sleeping soundly while it was raining cats and dogs.
倾盆大雨；暴雨
延续性动词
延续性动词
While my parents were packing the supplies, I was moving our things off the floor.
While I was sleeping soundly , it was raining cats and dogs.
Wondermother
Wonder mother
Wondermother
Wondermother
Wondermother
3
Summary
定义：
结构：
时间状语：
when / while 引导的时间状语从句：
was/ were + Ving
表示在过去某一时刻或者一段时间正在进行的动作或者存在的状态。
过去进行时
1. 具体时间点+过去时间
2. at the time of...
3. when引导的时间状语
4. while 引导的时间状语
时态 动词 指代时间
主句用过去进行时 延续性 / 非延续性 时间点 / 时间段
when 引导的从句：
while 引导的从句：
一般过去时
过去进行时
延续性
非延续性
延续性
时间点
时间段
时间段
当两个长动作同时发生， 只能用______
while
Wondermother
Wonder mother
Wondermother
Wondermother
Wondermother
3
4c
tornado
[t ne d ]
n.龙卷风;旋风
Wondermother
Wonder mother
Wondermother
Wondermother
Wondermother
3
4c
Complete the passage with was, were, when, or while.
was
were
when
while
were
were
向上看
敲打
beat- beat-beaten
立刻
hide from sb/sth 躲避...
hide-hid-hidden
最终
find sb. doing
发现某人正在做...
shine v.照耀
=each other
彼此
是否
bring sb. closer together
让...更加紧密
was waiting,
I started to tell stories to my little sister to make her not afraid.
Thanks!

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