英语中的过去进行时的用法及意义

如题所述

第1个回答  2019-05-17
过去进行时
1)
概念:表示过去某时正在进行的状态或动作。
2)
过去进行时的主要用法是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。
3)
常用的时间状语
this
morning,
the
whole
morning,
all
day
yesterday,
from
nine
to
ten
last
evening,
when,
while
  
My
brother
fell
while
he
was
riding
his
bicycle
and
hurt
himself. 
  
It
was
raining
when
they
left
the
station.
  
When
I
got
to
the
top
of
the
mountain,
the
sun
was
shining. 
典型例题
1)
Mary
___
a
dress
when
she
cut
her
finger. 
A.
made 
B.
is
making 
C.
was
making 
D.
makes
 
答案C.
割伤手指是已发生的事情,应用过去时。同 时,when表时间的同时性,"玛丽在做衣服时"提供事情发生的背景,因此用过去进行时。
2)
As
she
___
the
newspaper,
Granny
___
asleep.
read;
was
falling B.
was
reading;
fell C.
was
reading;
was
falling D.
read;fell
 
答案B.句中的as
=
when,
while,意为"当……之时"。描述一件事发生的背景时,用过去进行;一个长动作发生的时候,另一个短动作发生。句意为
"在她看报纸时,奶奶睡着了。"句中的
fell
(fall的过去时),是系动词,后跟形容词,如:fall
sick。