Unit 5 What were you doing when the rain(Past Continuous Tense（课件21张）

(共22张PPT)
过去进行时
1 含义：（概念）
表示过去某个时刻正在进行的动作。
（或过去一段时间正在进行的动作）
2. 句子结构: ： be (was/were) + doing
即：
主语 + was/were + doing sth. + 时间状语
3. 时间状语词:at 8 o’clock last night/this time yesterday /at 5:00 yesterday afternoon/at that time, then 等连用( 或者用另一动作来表示过去的时间)
过去进行时
① 表示过去某个时刻正在进行的动作。
例句：
What were you doing at nine last night
昨晚九点你正在干什么？
I was taking a shower at nine last night.
昨晚九点我正在洗澡.
They were playing basketball at 5 o’clock yesterday afternoon. 昨天下午五点他们在打篮球。
②：表示在过去某一时间内正在进行的动作。
She was writing a letter when I came in.
我进来时，她正在写信。 The barber was cutting my hair when they arrived.
他们到达时，理发师正在给我剪头发。
What were they doing at 10:30
Last Monday
They were running.
What were you doing at 10: 10 yesterday morning
I was going shopping.
Where was she at 9:00 yesterday
I think she was in/at…
She was sweeping the floor at that time.
at 9:00 last night
Tom
What ______ Tom ________ at 7:30 this morning
She ____ _______ ________
at 7:30 this morning.
was doing
was cooking breakfast
One point
What ________ they ________ from 8 to 9 last night
They____________________________
from 8 to 9 last night.
were doing
were talking on the phone
One point
What was Alice doing when I got out of the shower from the bathroom
She was playing the piano.
Talk about the pictures
What were they doing yesterday afternoon
1
2
3
I was
We were
cooking a meal.
playing volleyball.
having a PE class.
watching TV.
working in the chemistry lab.
Sweeping the floor.
making a model .
feeding my dog.
What were
you doing
last night
last Saturday
at ten o’clock
yesterday morning
at noon yesterday
Yesterday afternoon
Pairwork:
Patterns:
A: What were you doing at nine o’clock last Sunday morning
B: I was sleeping. How about you
A: I was doing my homework.
B: You are kidding
when 和while的用法区别
1.when 既指时间点，也可指一段时间;
while只指一段时间.
2.when 说明从句的动作和主句的动作可以是同时，也可以是先后发生；
while 则强调主句的动作在从句动作的发生的过程中或主从句两个动作同时发生。
When the UFO landed, the boy was walking down the street.
==While the boy was walking down the street, the UFO landed
My mother was cooking dinner while my father was watching TV.
(1) “当…的时候”,如后面连接的动词为进行时态,则用while多于用when。而when通常与瞬间性动词或延续性不强的动词连用。
(2) 如果while前后的动词都是进行时态,while可译为“与此同时”
I was reading while my brother was drawing.
A: What were you doing when
the traffic accident happened
B: We were having a party.
traffic accident
What were they doing when the plane took off
They were swimming in the river.
take off
What was Alice doing when I got out of the shower from the bathroom
She was playing the piano.
Exercises
Choose “when” or “while” to fill in the blanks.
(1)I was walking in the street ______ the accident happened.
(2)______ you have a meeting, you should turned off your mobile phone.
(3)______ you have PE class, you should wear sports shoes.
(4)______ I was doing my homework, the telephone rang.
(5)______ it was raining, the plane took off.
(6)______ the teacher was speaking to class, Nick stood up suddenly.
when
when
when
while
while
while
用所给动词的适当形式填空：
1. We _________ (wash) our clothes at six yesterday evening.
2. While Ann ________ (talk) with her desk mate, the teacher came in.
3. Look! Mary _________ (clean) the room.
4. –What ______ you _____ (talk) about just now
-We were talking about the movie.
5. They ________ (move) to Paris last month.
6. He _________ (read) a novel from 8 to 12 yesterday morning.
7. What ____ he _____ (do )at five o’clock yesterday afternoon.
8. He __________ (watch) TV when I came in.
9. She _____ (do) her homework while her mother _______ (cook).
10. He ________ (wait) for me when the train arrived.
Summary:
过去进行时的构成：
1.概念:表示过去某个时刻或过去一段时间正在进行的动作.
2.公式:主语+was/were+doing sth +时间状语
3.指示词:then, at that time, once,
等连用,或者用另一动作来表示过去的时间.