(共21张PPT)
Unit 5
What were you doing when the rainstorm came
Past Progressive Tense
课堂导入 Lead-in
Here is a piece of news about the rainstorm yesterday.
Let’s see what happened.
Where were the people at the time of the rainstorm
Match the statements with the people in the picture.
1. __ I was in the library.
2. __ I was in my house.
b
d
c
a
1a
3. __ I was on the street.
4. __ I was at the bus stop.
师生互动 Interaction
Listen to the TV report and circle the correct responses.
a. doing my homework / studying
b. playing basketball / reading
c. going to work / waiting for the bus
d. walking home / shopping
1b
师生互动 Interaction
Girl: I was at home doing my homework. But I
could hear the heavy rain against my
bedroom window.
Boy: I was reading at the library after school.
I’m so glad I didn’t decide to play basketball.
Woman : I was waiting for the bus after work. Then
the rain suddenly started and I got all wet.
Man : I was walking home from the supermarket.
Luckily, I had an umbrella, but I still got
wet!
was
doing
was reading
was waiting for
was walking home
Tape script
1b
Past progressive tense 过去进行时
We were having classes all that day.
I was looking for my lost cat at four last Monday.
She was not watching TV from 7 to 9 o’clock yesterday.
What was Miss Green doing at this time yesterday
Were the boys fighting when their teacher came in
While he was reading, his sister was drawing a picture.
She told us Mr. Li was arriving here.
【总结】
1. 定义: 表示在 ___ 的某一时刻或某一段时间_______ 的动作。
2. 结构：
3. 注意：
4. 时态标志：
过去
正在进行
was / were + doing
at four…, at this time, from 7 to 9…, while, when
Research 合作探究 1
表示两个同时进行的持续动作，主从句都用________。
与go, come, leave, start, arrive等_________连用时，过去进行时表示过去将要进行的动作。
瞬间性动词
过去进行时
Observe the following sentences and try to summarize the rules.
sweep the floor
Can you make sentences
watch a movie
from seven to eight yesterday evening
when I called her
They were watching a movie from seven to eight yesterday evening.
She was sweeping the floor when I called her.
师生互动 Interaction
make the bed
Can you make sentences
waiting for the bus
when the rainstorm came
at 5: 30 on Wednesday
He was making the bed when the rainstorm came.
They were waiting for the bus at 5:30 on Wednesday.
Pair work
A: What were you doing at seven last night, Linda
B: I was helping my mom in the kitchen. What
about you, Mary
A: I was talking with my sister on the phone.
B: Oh, what was your father doing at that time
A: He was reading a newspaper. …
read a book chat on the net
go to work cook dinner
walk home from school
at seven yesterday
from five to six yesterday evening
when the rainstorm came
生生互动 Interaction
My mother _________ (do) the dishes at that time.
2. At this time yesterday, Jim ___________ (watch) TV at home.
3. I __________ (write) a letter to my best friend at ten last night.
4. When the teacher went into the classroom, the students __________ (talk) about the TV play.
5. –What _____ you _____ at nine o’clock yesterday
- I __________ (study) in class.
6. He said he __________ (leave) for America the next day.
was doing
was watching
was writing
were talking
were
doing
was studying
was leaving
反馈练习Feedback
Translate the following sentences.
1. What were you doing when the rainstorm came
当暴风雨来临时，你正在做什么？
2. When I was reading a book my mother came into my room.
当我正在看书的时候， 妈妈走进了我的房间。
3. I called Jenny and she helped me while you were sleeping.
当你在睡觉的时候， 我给珍妮打了电话，她帮助了我。
4. While Jim was mending his bike, Lin Tao came to see him.
正当吉姆修自行车的时候，林涛来看他。
【结论】
when和while都可以用作连词，引导时间状语从句，意思为“ __________”，可放于句首或句中。
当……的时候
when & while
Research
合作探究 3
Observe the following sentences.
He fell asleep when/while he was reading.
2. When/While I was doing my homework, the doorbell rang .
3. I met him when /while I was walking in the park.
The boys were fighting when the teacher came in.
5. When I arrived at my hometown, it was raining.
【结论】
由例句可知: when引导时间状语从句时，既可以表示时间点，也可以表示时间段，从句的谓语动词既可以是______动词，也可以是______动词，而while引导时间状语从句时，只表示某个时间段，从句的谓语动词常是 ______ 动词。
延续性
when & while
Research
合作探究 3
短暂性
延续性
Classify the verbs. Put them into correct columns.
Research 合作探究 3
延续性动词
非延续性动词
study
arrive
stop
play
read
wait
leave
begin
keep
start
watch
come
open
lend
borrow
work
Observe the two sentences.
I was doing my homework while my mother was
cooking in the kitchen.
2. I’ll finish my homework while you help me with the
dishes.
【结论】
当强调主句的动作和从句的动作同时发生时，常用 ______ 引导从句，意为“与……同时；当……时” 。
表示前后两种情况的对比时，只能用while，意为“_____”
while
while
Research
合作探究 3
然而
I was talking on the phone ______ someone knocked at the door.
2. My father likes reading a newspaper _______ he is
taking a bus.
3. Linda ___________ (study) for the test while her
mother ___________ (make) a cake in the kitchen.
4. While Linda __________ (shout) his name, some people
looked at her.
5. When I _____ (saw) Tom yesterday, he _________
(surf) the Internet.
6. When the boy ____(get) up in the morning, his mother
__________ (cook) breakfast.
7. While Kate __________ (play) with the cat, his mother _______ (come) in.
when
while
was studying
was making
was shouting
saw
got
was cooking
was playing
came
was surfing
反馈练习Feedback
过去进行时和一般过去时的区别
1. They were writing letters to their friends at this time
yesterday evening.
昨晚的这个时候他们正在给他们的朋友写信。
过去进行时表示过去正在进行的动作。
(没有说明信是否写完。)
2. They wrote letters to their friends yesterday evening.
他们昨晚写了信给他们的朋友。
一般过去时则表示一个完整的动作。
(表达了他们已写好的意思，整个写的过程已完成。)
Research 合作探究 2
a.动作状态
b.时间标志词
Simple Past Tense
(一般过去时)
in 2015
two years ago
last Sunday
yesterday morning/ afternoon/evening
Past Progressive Tense
(一般过去时)
at 7 last Sunday
at this/that time
yesterday
from 7 to 9 yesterday
morning
while/when…
Research
合作探究 2
1. We ______ (send) some books away to the school in the poor area last summer.
2. We _________ (have) lunch when the bell rang.
3. I ______ (stay) out late yesterday evening, my mother was very angry with me.
4. Kate _______ (buy) a book at the shop two days ago.
5. I __________ on the computer when Jim came to see me
yesterday evening.
6. Did she do her homework last night
(用at seven o’clock last night作时间状语改写)
____ she _____ her homework at seven o’clock last night
sent
stayed
bought
were having
was drawing
Was doing
反馈练习Feedback
课堂小结 Summary
Past progressive tense
1. 定义：表示在过去的某一时刻或某一段时间正在进
行的动作。
2. 结构： was/were+ doing
3. 时态标志：at four…, at this time, from 7 to 9…,
while, when
4. while & when
when + 瞬间性动词/延续性动词
while + 延续性动词
