内容正文:
Past and present
牛津译林版 八年级下册
Unit 1
Grammar
Grammar
现在完成时
1. 三个定义
2. 四个句型
3. N个时间标志词
4. 两个时间标志词的区别
5. 两个时态的区别
6. N个动词过去分词不规则变化
影响
持续
几次
肯定句
一般疑问句
现在完成时
一般过去时
① just
②since
特殊疑问句
否定句
③for
④ever
⑤recently
⑥over the years
AAA
AAB
ABB
ABC
ABA
⑦before
⑧never
⑨up to now
⑩already
⑪yet
⑫so far
for
since
Part 1
New Words
past adj. 过去的
Words
Meaning
Usage
Forms
yet adv. 还,仍
recently adv. 近来,最近
现在完成时
三个定义(了解)
四个句型
N个时间标志词(常考)
一般现在时和现在完成时的区别
肯定句(必考)
否定句(常考)
一般疑问句(常考)
特殊疑问句(了解)
持续
影响
两个时间标志词的区别
N个动词过去分词不规则变化
几次
三个定义
1. 过去的动作对现在的影响(好的/不好的影响)
2. 过去的动作持续到现在
3. 某个动作已经做过了几次
作业按时按质量完成了(得到了老师的夸奖)
作业在写了,但是还没写完
同一个英语作业做了三遍。
Part 2
Eddie, have you seen my food?
see-saw-seen
Have
主语
过去分词
...?
Has
主语
过去分词
...?
have+主语+动词过去分词,have在句首表现在完成时一般疑问句, 这时候have为助动词,无意义
一般疑问句
谓语
谓语
Yes, I’ve just eaten it.
You’ve changed, Eddie.
主语
have
过去分词
...
主语
has
过去分词
...
肯定句和一般疑问句:主语和have/has就能互相转换
eat-ate-eaten
肯定句
谓语
Eddie, have you seen my food?
Have
主语
过去分词
...?
Has
主语
过去分词
...?
特殊疑问句
谓语
谓语
特殊疑问词
What
Where
When
Who
Grammar
not
Yes, I’ve just eaten it.
You have changed, Eddie.
主语
have
过去分词
...
主语
has
过去分词
...
否定句
谓语
’ve not = haven’t;has not = hasn’t
not
n’t
Grammar
just
Yes, I’ve just eaten it.
You’ve changed, Eddie.
主语
have
过去分词
...
主语
has
过去分词
...
eat-ate-eaten
时间标志词
谓语
标志词:可在have和过去分词之间,也可以在句中其他位置;时间一般在句尾或者句首
I have to go to school by bike.
We have finished our homework.
She has a beautiful gift.
Tony has seen this book three times.
谓语
谓语
谓语
谓语
Part 3
Has the town changed a lot over the years?
We've lived in this area since then.
l've lived here since I was born.
l've just eaten it.
Have you ever moved house?
just, ever, since, since then, over the years, before, yet, recently
标志词一般在done前,时间一般在句末
现在完成时
1. 三个定义
2. 四个句型
3. N个时间标志词
4. 两个时间标志词的区别
5. 两个时态的区别
6. N个动词过去分词不规则变化
影响
持续
几次
肯定句
一般疑问句
现在完成时
一般过去时
① just
②since
特殊疑问句
否定句
③for
④ever
Revision
⑤recently
⑥over the years
AAA
AAB
ABB
ABC
ABA
⑦before
⑧never
⑨up to now
⑩already
⑪yet
⑫so far
for
since
Part 4
两个时间标志词
G