过去进行时语法

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A
One day when I ______the post office.I_______my uncle. A.Was passing---saw B.pass ---say C.passed--- was seeing D.am passing --- am seeing
The Past Continuous Tense
过去进行时
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时态=时间+状态
1. 时间:
过去
现在
将来
2. 状态
一般
进行
完成
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一般时
进行时
完成时
完成进行时
现在 过去 将来
teach teaches
taught
Will be going to shall
am Is
teaching
has have
A.were---having
B.was ---having
C.did--- have
D.Do--- have
解析 由句意“昨天下午四点钟，你们是在开会吗？”和 at four yesterday afternoon .可知，该题表达的时 间是过去的点时间，动作正在进行的状态，所以选 A
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She __D____apples in her garden when
2 while “当…..时候” 后面跟的动作延续, 常跟过去进行时 While the boy was taking photos, the UFO took off,
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过去进行时和 When 连用
When A was/were +doing sth
B +did sth.
长时动作
短时动作
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I______to see her yesterday. A.picked--- was going B.Was picking ---was going C.picked--- went D.was picking --- went
解析 主句动作先发生，并且是延续性动词。主句用过去 进行时，从句用一般过去时。
句式：
肯定句：
主语+was/were +doing +其它
否定句:
主语+was/were +not +doing +其它
一般疑问句:
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用法：
一、通常句子一定会有一个“表示过去某个时间 点”的状语。
如：then, at that time, at that moment, this time
yesterday/ last week/ last year/ last month, at 6:00 yesterday, at 9:00 last night ……
taugБайду номын сангаасt
has have
been teaching
are
was
had taught
teaching
had been teaching
were
teach
Will be going to shall
be teachi ng
Will
Will
be going to have be going to
shall
Mary Jim Li Lei Lily Lucy Sue
What were they drawing when the teacher came in?
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-What was Lilei drawing when the teacher came in?
-He was drawing an elephant.
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from 8 to 9 last night
She was shopping.
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三、过去进行时描述一件事发生的背景；一个长 动作发生的时候，另一个短动作发生。 常用when，while引导的从句
1. when “当…..时候” 后面跟的动作不延续, (瞬间动作）常跟一般过去时 When the UFO took off, the boy was taking photos
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at 10 a.m. yesterday morning
She was reading a book
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二、过去一段时间内一直在进行的动作
常用的时间状语：this morning,the whole morning,all day yesterday,from nine to ten last evening.
taught shall
have been teaching
过去将来 would should
teach
would should
would be teaching should
have would have taught should been teaching
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概念：
过去进行时表示在过去某一时刻或某一段时间内进行 或发生的动作。
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While
What were they doing yesterday afternoon?
He was playing basketball while
she was sleeping.
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Exercises
--Did you see a man in black pass by just
night.
A.watched
B.had watch
C.Were watching
D.was watching
解析 From eight to ten last night,表过去的段时间 。“昨天晚上八点到十点，他们一家人正在看电 视。”
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A
______you _______a meeting at four yesterday afternoon?
-What were the twins drawing when the teacher came in?
-They were drawing a car.
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四、在复合句中，如果主要动作和背景动作都是 延续的或同时发生的，那么主从句的动词都可用 过去进行时。 如：
While 引导的两个动作都是延续的或两个动作 同时进行）
n--oNwo?,sir.I___B___a newspaper.
A.read
B.was reading
C.would read
D.am reading
解析 由just now判断应用过去时态，又由语境“穿黑 衣服的人路过时，我正在看报，所以没看见他”知 空处要用过去进行时。
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His family __C___TV from eight to ten last