文档介绍：过去进行时
基本概念:
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。
基本结构
was/were + doing
注:doing 就是现在分词,词形变化与现在进行时相同
动词加ing的变化规则:
1、一般情况下,动词后直接加-ing; working, buying, visiting, talking, saying
2、以不发音的e 结尾的动词,去掉e,加-ing;
taking, having, leaving, driving, writing, making
3、末尾三个字母是辅元辅,分别发辅元辅的音且重读的单词,双写末尾字母加-ing;
stopping, shopping, planning sitting, getting
4、特殊变化
lie--lying die-dying tie-tying ic - icking
注意:若结尾的辅音与元音字母组合发一个音,就直接加-ing。
如:
draw-drawing, play-playing
Add –ing to the following verbs.
1. ask —
look —
carry —
asking
looking
carrying
2. close —
take —
ride —
closing
taking
riding
3. swim —
get —
sit —
swimming
getting
sitting
4. die —
tie —
lie —
dying
tying
lying
过去进行时主要表示:
1、在过去某一时刻正在进行的动作
(a) They were eating breakfast at 7:00 am yesterday .
(b) I was writing a letter at this time last Sunday .
1)at+几点钟+ 过去时间
2)at that time “那个时候”
3)at this time/at that time + 过去时间
4)从句是when +过去时态的句子时,
主句用过去进行时
5)at the time +过去时态的句子“在……的时候”
6)at the time of …(sth) “在……的时候”
过去进行时主要表示:
2、在过去某一段时间一直在进行的动作
(a) From 7:00 to 8:00 last night, he was watching TV .
(b)While Linda was sleeping, Jenny was watcing TV.
★1)from…to…+过去时间
2)含有while的句子要用过去进行时
练****br/>1 What ______ from three to four yesterday afternoon?
A have you done B had you done
C did you do D were you doing
2 – I call you yesterday evening, but there was no answer.
- Oh. I’m sorry I ___ dinner at my friend’s home.
A home B had
C was having D have had
3 My mother _____ while my father _____TV.
A cooked; was watching
B was cooking; was watching
C was cooked; watched
D cooked; watched
4 When I got home, my son _____ the music.
A am listening to B listened to
C was listening to D was listening
5 The teacher ______ when I came into the classroom.
A is drawing B draws
C has drawn D was drawing
6 Was it raining hard when you _____ this morning?
A left B leaves
C was leaving D would leave