人教版英语八年级下册时态复习
人教版英语八年级下册第五单元涉及到的主要时态是过去进行时,接下来,我们就来复习复习!
过去进行时。
(一)、用法:过去进行时常表示过去某一时刻或过去某一阶段内正在进行的动作。
1、表示过去某个时刻正在进行的动作。
例如:He was having breakfast at six o’clock last night.
昨天晚上六点他正在吃晚饭。
2、表示过去某个时间段正在进行的动作。
例如:He was writing stories the whole morning.
他整个早上都在写故事。
I was watching TV all the time last night.
昨天晚上我一直在看电视。
、过去进行时的构成:
1、肯定结构:主语+was/were +doing+其它.
例如:I was watching TV at eight last night.
昨天晚上八点,我正在看电视。
例如:He was having breakfast at seven this morning.
今天早上七点,他正在吃早餐。
2、否定结构:主语+was/were +not +doing+其它.
例如:I was not watching TV at eight last night.
昨天晚上八点,我没看电视。
又如:He was not having breakfast at seven this morning.
今天早上七点,他不是在吃早餐。
3、一般疑问句:Was/Were+主语+doing+其它
例如:Were you watching TV at eight last night
昨天晚上八点你在看电视吗?
Yes, I was. / No, I wasn’t.
是的,我在看电视。\ 不,我没有看电视。
例如:Was he having breakfast at seven this morning
今天早上七点他在吃早餐吗?
Yes, he was. / No, he wasn’t.
是的,他在吃早餐。\ 不,他没有吃早餐。
特殊疑问句:疑问词+was/were+主语+doing+其它?
(三)、关于现在分词的构成:
(1)、一般加ing . 例如:
play----playing 玩;watch----watching 看
(2)、以不发音的e 结尾,去e 加ing. 例如:
take----taking 拿;make----making 做;come---coming 来;live----living 居住
(3)、双写最后一个字母的单词要特殊记忆。例如:
run----running 跑;cut----cutting 切;swim----swimming 游泳;sit----sitting 坐
get----getting 获得;shop----shopping 购物;stop-----stopping 停止;win----winning 赢
put----putting 放;forget----forgetting 忘记;begin----beginning 开始
(四)、关于过去进行时的标志词。
1、at+具体时刻+过去时间,例如:at five last Saturday 上个周星期六五点钟
2、at this time+过去时间,例如:at this time yesterday 昨天的这个时候
3、过去时间段,例如:from nine to ten last evening昨天晚上九点到十点
4、at that time/moment 在那个时候
5、when \ while引导的过去时间状语从句
(五)、特殊句型——when \while引导的过去时间状语从句
短:短暂性动作(用一般过去时)
长:持续性动作(用过去进行时)
口诀:when后可长亦可短,while后只可长。
例如:翻译句子——当小偷来的时候,我正在睡觉。
When the thief came in, I was sleeping.
The thief came in, while I was sleeping.
口诀:若是两个都为长,while 来把纽带当
例如:翻译句子——当我正在睡觉的时候,小偷把电视机搬出去了。
While the thief was carrying the TV out, I was sleeping.
The thief was carrying the TV out, while I was sleeping.
、区别一般过去时和过去进行时。
一般过去时:过去的不精确时间;例如:I watched TV last night. 我昨天晚上看了电视。
过去进行时:过去的精确时间或者时间段;例如:I was watching TV at 8:00 last night. 昨天晚上八点钟,我正在看电视。
现在进行时和过去进行时时间标志词的区别:
现在进行时:now,at this moment; Look,Listen;例如:Look, Jack is playing basketball. 瞧,杰克正在打篮球。
过去进行时:过去的精确时间或者时间段;例如:I was watching TV at eight last night. 昨天晚上八点,我正在看电视。
练习巩固:翻译句子
上周六上午八点,你在做什么?
What _________ you _________ at eight last Saturday ________ the morning
昨晚十点,当你在做作业的时候,我正在看电视。
At ten last night , while you were _________ homework , I ________ __________ TV.
当暴风雨来的时候,我正在雨中走路。
When the rainstorm came , I ________ __________ ________ the rain.
参考答案:
were ; doing ; in 2、doing ; was ; watching 3、was ; walking ; in
练习巩固——句型转化
I was playing computer games when my parents came home last night.(改为同义句)
___________ I _________ playing computer games , my parents ________ home last night.
The boy was cleaning his room at that time. (对划线部分提问)
_________ _________ the boy doing at that time
The man was watering the flowers when his wife came back. (用now改写句子)
The man __________ __________ the flowers now.
They were at home at that moment. (对划线部分提问)
When ________ they ________ that moment
参考答案:
While ; was ; came 2、What ; was 3、is ; watering 4、were ; at