内容正文:
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学练优八年级英语上(外研)
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单元语法专项
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1语法精讲10
概念:表示在过去某一时刻或某一段时间
的动作。
概念及结构
结构:was/were+动词-ing
表示在过去某一时刻正在进行的动作,与过去某一特定的时间状语(at this time,.
yesterday,then等)连用。如:I was watching TV at this time yesterday..
表示在过去某一段时间正在进行的动作。如:We were having classes all that day..
用法
表示过去一个动作发生时,另一个动作正在进行,持续时间长的动作用过去进行时,常
过去进行时
用在
引导的时间状语从句中。如:While Tony was eating,I asked him to lend me$lOO.
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过去进行时
过去进行时表示过去正在进行或持续的动作,动作可能尚未完成。
如:Jenny was reading a book at eight o'clock last night.(书不一定看完了)
与一般过去
般过去时多强调发生的动作
时的区别
如:Jenny read a book last night..(书已经看完了)
when引导的时间状语从句既可以表示时间点,也可以表示时间段;从句中
的动词既可以是瞬间性动词,也可以是延续性动词。
when与while
while引导的时间状语从句表示某个时间段,从句中的动词必须用延续性动
引导时间
词,且多用进行时态。
状语从句
注意:若主句和从句的动作同时发生且主句和从句都用过去进行时的时候,
的区别
多用while引导。
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11语法精练10
工.根据语境,用括号内单词的正确形式填空。
1.(2024·无锡改编)Hey,John!What'sup?I
(take)a bath when you called.
2.At 8 o'clock last night,I
(read)a
book about the history of our motherland.
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3.While we
sing)an English song,
some visitors came into our classroom,
4.Some students
(fly)kites over there.
Let's go and join them.
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5.Lily
share)her travelling experiences
with us when she comes back from Africa,
6.I'm watching a film on TV.It
(start)at 7;
30 and will be on for another hour,
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Ⅱ.根据语境,从方框中选择单词填空。有一个
为多余单词。
covered
spreading sleeping
struck hear became
1.A strong earthquake
Wenchuan years
ago.
2.The little girl
very happy when she
received a beautiful gift.
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3.The fire has stopped
since the firemen
arrived in time,
4.It was raining heavily outside,and Brian
was
in his warm bed.
5.The white snow
the ground after the heavy
snowfall last night.
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Ⅲ.根据中文意思,补全英语译文。(每空一词)
1.昨天我放学回到家时,爸爸正在电视上观看
“两会”的新闻。
When I got home from school yesterday,my
father
the news about the two
sessions on TV.