Unit 5 现在完成时(一)牛津深圳版英语八年级上册语法讲义

3.0 envi 2025-03-20 21 4 77.84KB 13 页 3知币
侵权投诉
Unit 5 现在完成时(一)
现在完成时的用法
一、表示现在提起已经发生的动作。在对话之前已经发生的动作,由于要对动
作的结果进行讨论,因此现在提起。也就是说,动作或状态发生在过去但它的影
响现在还存在。 通常和副词 never, ever, just, already, yet 等连用。
I / You / We / They have made a lot of new friends
have not made
Have I / you / we / they made a lot of new friends?
Yes, you / I / we / they have.
No, have not.
He / She / It has made a lot of new friends.
has not made
Has he / she / it made a lot of new friends?
Yes, he / she / it has.
No, has not.
形式是:have/has(已经)+ done(动词的过去分词)
例句:Sarah has already seen many places of interest in Beijing.
Have you seen the Great Wall yet?
No, I have not seen the Great Wall yet.
Have you ever visited the Summer Palace?
1页共 9
No, I have never visited the Summer Palace.
二、表示过去已经发生的动作持续到现在。在对话之前已经发生的动作,持续
到现在才进行讨论。常和时间状语 before, recently, once, twice, for, since, yet, so
far, up to now, many times 等连用。
例句:I have known him before.
I have been to Japan once.
I have been to Beijing for many times.
I have lived in Shenzhen for 10 years.
I have studied since 2004.
I have finished half homework so far / up to now.
现在完成时的结构
肯定句 主语+ have/has+过去分词(done)+其他.
He has just copied all the new
words.
We've just cleaned the classroom.
否定句 主语+have/has +not+过去分词+其他.
I haven't finished my homework
yet.
She hasn't travelled on a train.
一 般 疑
问句
Have/Has+主语+过去分词+其他?
肯定回答:Yes, 主语 + have/has.
否定回答:No, 主语 + haven't/hasn't.
---Have you ever made
dumplings? 
---Yes, I have. / No, I haven’t.
2页共 9
No, not yet./No , never.
---Has she ever been abroad?
---No, never.
特 殊 疑
问句
特殊疑问词+have/has+主语+过去分词+
其他?
---How long have you lived in
Beijing?
---I have lived in Beijing for ten
years.
【注:动词的过去分词构成规则】
规则变化
① 大部分动词在词尾直接加-ed clean cleaned help helped
以不发音的 e结尾的,直接
-d
like liked live lived
③ 以辅音字母+y 结尾的单词,
yi再加 ed
try tried study studied
④ 重读闭音节词尾只有一个辅音
字母的,需要双写最后这个辅
音字母再加-ed.
plan planne stop stopped
【即学即练】
1. 写出下列单词的过去分词形式
work _________ finish ___________ arrive___________
change_________ see___________ have___________
marry__________ visit__________ miss___________
meet___________ be __________
3页共 9
Unit 5 现在完成时(一)牛津深圳版英语八年级上册语法讲义.docx

共13页,预览4页

还剩页未读, 继续阅读

作者:envi 分类:初中 价格:3知币 属性:13 页 大小:77.84KB 格式:DOCX 时间:2025-03-20

开通VIP享超值会员特权

  • 多端同步记录
  • 高速下载文档
  • 免费文档工具
  • 分享文档赚钱
  • 每日登录抽奖
  • 优质衍生服务
/ 13
客服
关注