有趣的讲解-过去进行时
(2009-03-10 19:08:55)
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过去进行时英文教育 |
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Forming and Using the Past Continuous Tense |
Introduction
The past continuous tense (also called the past
progressive tense) is commonly used in English for actions
which were going on (had not finished) at a particular time in the
past. This page will explain the rules for forming the tense, and
how it is used.
Forming the past continuous tenseThis tense was formed using two components: the verb BE (in the past tense), and the -ING form of a verb. Here are the rules, using the example verb "sing":
When to use the past continuousThe past continuous is usually used when one action began before another, and finished after it. Consider this sentence:
In other words I started reading (maybe at 8 o'clock), then he arrived (maybe at 9 o'clock), then I finished reading (maybe at 10 o'clock). Here is a diagram:
We can also use the tense when we talk about an action that had already started and was still continuing at a particular time:
In other words it started raining (maybe at 4 o'clock), and finished raining later (maybe at 7 o'clock). Here is a diagram:
Finally, we can use this tense to describe TWO actions that were BOTH continuing at the same time in the past. In this case, we use the past continuous for both actions:
In other words I started sleeping and she started working (maybe at 10 o'clock), and we both finished our actions later (maybe at 12 o'clock). Here is a diagram:
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