八年级英语下册Unit3课件

总结
When和while引导的时间状语从句 和 引导的时间状语从句
When I came in, she was playing the piano. 从句 主句 She was playing the piano when I came in . 主句 从句 While we were having dinner, the telephone rang. 从句 主句 The telephone rang while we were having dinner. 主句 从句
They are dancing.
What’s he\she doing?
She is watching TV.
He is sleeping.
They are playing basketball.
He is playing the piano.
Ask and answer
Where were you at 6:00 yesterday evening? I was… What were you doing ? I was…
Unit3:What were you doing when the UFO arrived?
写出过去式 am\is are see fall come do\does make fly write think take
was were saw fell came did made flew wrote thought took
My unusual experience
Fill in the chart Name
you Mary
Where
In the street at home at home
What
walking Talking with her mother sleeping
How
fun boring
Susan …
Summary:
过去进行时的构成： 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 1.概念: 1.概念 进行的动作. 进行的动作. •2.构成:主语+was/were + doing +其他 2.构成:主语+ 2.构成 •3.标志词: then, at that time, this time yesterday, 3.标志词: 3.标志词 at 5 pm last night, all night, all the morning, from+钟点yesterday等时间状语连用 钟点yesterday等时间状语连用, from+钟点yesterday等时间状语连用,或者用另一 动作来表示过去的时间. 动作来表示过去的时间.
Pair work:
barber man boy young man
girl
woman
A: Where was the girl when the UFO arrived? B: She was in front of the library. A: What was she doing when the UFO arrived? B: She was standing in front of the library.
6.__I was in the barber’s chair. I was sitting on the chair. f
1b Listen and circle the correct responses. a. Standing in front of the library / studying in the library b. Cleaning my room /sleeping late c. Making a smoothie /cooking dinner d. Getting out of the shower / talking on the phone e. Eating lunch / cutting hair
What were you doing when I called you up this morning?
5.当他正睡觉的时候他梦见了 当他正睡觉的时候他梦见了UFO. 当他正睡觉的时候他梦见了
While he was sleeping ,she dreamed about UFO.
Exercise
一般过去时和过去进行时的区别
一般过去时：表示过去某时发生的动作或存 在的状态。 eg: I wrote letter to my father last night.昨晚 我给爸爸写了一封信。（信已写完） 过去进行时：表示过去某一时刻或过去某一 阶段内正在进行的动作。 eg: I was writing a letter to my father last night.昨晚我一直在给爸爸写信。（信不一定 写完）
2a
Listen and order these statements [ 1-5 ].
____ The alien visited the Museum of Flight. 5
4 ____ The alien bought a souvenir. 1 ____ A UFO landed on Center Street. 3 ____ The alien went into a store.
写出现在分词 have having play playing eat eating cut cutting go going cooking cook sleeping sleep running run get getting read reading swimming swim
Look! What are they do ? doing?
Ask and answer
Exercise
翻译下列短语 1、在浴室 、 2、在卧室 、 3、在理发店 、 4、在厨房 、 5、在……前面 、 前面 6、睡懒觉 、 7、做晚餐 、 8、从……出来 、 出来 9、理发 、 10、到达 、 in the bathroom in the bedroom in the barbershop in the kitchen in front of sleep late cook dinner get out of cut the hair arrive in\at
1.__I was in the bathroom. d 2.__I was in my bedroom. b
I was getting out of the shower.
I was sleeping late.
3.__I was in front of the library. I was borrowing some books. a 4.__I was in the kitchen. c e 5.__I was in my barber shop. I was cooking dinner. I was cutting my hair.
What’s this?
UFO
barbershop
barber + shop
barber
bedroom bed + room
bathroom bath + room
cooking
kitchຫໍສະໝຸດ Baidun
1a. Match the statements with the people in the pictures.
1.What___________ (happen) while Alice was talking on the were happening phone. was talking 2.When I met Henry, he____________(talk) to an old man. 3.We__________(have) lunch when uncle John_____(come). were having came 4.I_______(buy) a watch for my father for his birthday last bought weekend. 5.I was_______(wash) hair when the UFO landed. washing 6.My father________(fly) to the United States last week. flew 7.He was________(get) out of shower when the game started getting on the TV. 用when和while填空 when 8.Tim was riding his bike ______ he met the alien. While 9._______I was walking to the park yesterday, I met Mary.
____ An alien got out of the UFO. 2
2b
Listen again. Complete the following sentences with “when” or “while”.
1. The boy was walking down the street ______ a UFO landed. when 2. The girl was shopping when she saw the alien get out. _____ 3. While the alien was buying a souvenir, the girl called the police. ______ 4. While the alien was visiting the museum, the boy called the TV ______ station.
1 2 3 4 5 6 in a river in a park in a shop at home at home at school swimming playing basketball doing some shopping cooking watching TV doing my homework
例句
1.昨天早上 点钟你在干什么 昨天早上9点钟你在干什么 昨天早上 点钟你在干什么? What were you doing at 9 o’clock yesterday morning? 2.不明飞行物起飞时 小明正在骑自行车 不明飞行物起飞时,小明正在骑自行车 不明飞行物起飞时 小明正在骑自行车. Xiao Ming was riding his bike when the UFO took off. 3.那时 他们正在做家庭作业 那时,他们正在做家庭作业 那时 他们正在做家庭作业. They were doing their homework at that time. 4.今早给你打电话的时候你正在干什么？ 今早给你打电话的时候你正在干什么？ 今早给你打电话的时候你正在干什么
Report
Mary was at home when /while I was in the street . Mary was talking with her mother when/while I was walking.She thinks it was boring. Susan slept at home when/while Mary was talking with her mother. It was relaxing.
2a
2b
Comparing the following sentences 比较下列句子） （比较下列句子） The boy was walking down the street when the UFO landed. While the boy was walking down the street, the UFO landed. The girl was shopping when the alien got out. While the girl was shopping, the alien got out.