(共19张PPT)
牛津8A Unit 6 Natural disasters
Could you tell us something about what we learned in the last period
Unit 6
Doing the following exercise.
He (watch )TV from 8p.m to 10 p.m.
2.What you (do )at this time yesterday
I (play) the football.
3.The twins (fly )kites in the garden at 4 p.m yesterday.
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was watching
were
doing
were playing
were flying
4. I (call )Daniel at that time.
5. We were having an English lesson at this time yesterday morning.(改成一般疑问句并作否定回答)
6.They were playing badminton on the playground.(对划线部分提问)
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were calling
Were you having an English lesson at this time yesterday morning No,we weren’t.
What were they doing on the playground
Past continuous tense
be (was/were) + verb-ing
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过去进行时主要表示:
在过去某一时刻正在进行的动作
在过去某一阶段一直在进行的动作
(a)From 1983 to 1998 , he was teaching at Yale .
(b)They were building a dam last winter .
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过去进行时的句式
(1)基本结构:
was/were + verb-ing
(2)否定式:
was/were not + verb-ing
was not = wasn’t
were not = weren’t
(3)疑问句:
将 was/were 调到主语前
(4)I/he/she/it was + verb-ing
you/we/they were + verb-ing
Read the passage and find out the sentences in this tense.
Hello.I’m Simon .A snowstorm hit our city yesterday afternoon.At that time ,we were having a computer class. I was looking for some photos of Australia for my project. Daniel was talking to Millie .They were planning a trip to Tianjin .The weather became more and more terrible.At that time ,Mr Zhang came in
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and asked us to go home early. We were walking to he bus stop. Suddenly, a strong wind came from behind. We lost our umbrella and I nearly fell over.
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B. Past continuous tense
with ‘while’ and ‘when’
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强调两个动作同时发生用while.
强调短动作发生在长动作之前用when或while。
强调长动作正在发生,短动作之前用when.
Do the following exercises.
1.Jim (draw) a picture in his room at this time yesterday.
2.I (search )the World Wide Web.
3. The policeman (watch) the traffic from 7 p.m to 9 p.m yesterday morning
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was drawing
was searching
was watching
4. What you ( do )during the
Spring Festival
I (visit )Thailand at that time.
5. When Simon arrived ,Amy ( read)
a storybook.
6. We ( clap) our hands while the performers (march) across the park.
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were
doing
was visiting
was reading
were clapping
were marching
7. When he (watch )TV,the telephone rang.
8.What you (do) when I call you,I (wash ) my clothes.
9.One day ,he (lie )on the grass and ( look) at the beautiful sky when he fell asleep and had a strange dream.
.
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was watching
were
doing
was lying
was looking
was washing
Grammar
Past continuous tense
Past continuous tense
with ‘while’ and ‘when’
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Translate the following sentences.
1.我妈妈在做饭时,我爸爸在看报纸.
2.当老师走进教室时,学生们正在讲话.
3.当孩子们正在上课时,地震发生了.
When the teacher came in the classroom,the students were talking.
While when the children were having lessons,the earthquake started.
While my mother was cooking,my father was reading newspapers.
4.当我在购物时,我突然听到一声打雷一样的巨响.
5.丹尼尔在踢足球时候,摔倒了.
While/when I was doing shopping,I suddenly heard a big noise like a thunder.
While Daniel was playing football,
he fell over.
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谢谢再见