过去进行时.ppt

Past continuous tense
过去进行时
(人教版八年级下册 Unit5)
He is swimming.
What is he doing now?
Look at the picture,ask and answer
--What are they doing now?
--They are singing.
Look at the picture,ask and answer
现在进行时
含义: 表示现在或现阶段
正在进行的动作。
结构: be (is/am/are) + v-ing
常用的时间状语:now, look, listen, at the moment, etc.
How to add-ing
<1>Most to add-ing。
eg; look-looking,call-calling
<2>以不发音字母e结尾的词,取e再加-ing。
eg:have-having,live-living
<3>以重读闭音节结尾的词,且末尾只有一个辅音字母,应先双写这个辅音字母,再加-ing。
eg:shop stop begin cut put get sit win swim
<4> 以ie结尾的动词,变y加ing
eglie-lying tie-tying die-dying
cook a meal
at this time yesterday
I cook at this time yesterday.
What were you doing?
was
ing
play football
at four o’clock last Friday
He play football at four o’clock last Friday.
was
ing
What was he doing?
过去进行时
表示过去某一时刻或某一段时间正在进行或发生的动作。
现在进行时
含义: 表示现在或现阶段
正在进行的动作。
结构:be (is/am/are) + v-ing
例句:I am having an English class now.
be (was/were) + v-ing
I was having an English class at 9:00 yesterday.
(三)与过去进行时连用的时间状语有:
this (that)time +过去时间
ten o’clock+过去时间
6 to 9+过去时间
days

。
I was doing my homework at 9:00 yesterday morning.
。
去某一阶段内正在进行的动作。
过去某一时刻
过去某一阶段内
(二):过去进行时的用法:
I was watching TV last night.