初中英语现在完成时讲解全ppt课件
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初中英语现在完成时态讲解精品ppt课件
• 你已经找到你的书了吗? (find-found) Have you found your book yet?
• 他们在这个城市建了许多房子. (build-built) They have built many buildings in this city.
• Judy还没到达. (arrive-arrived) Judy hasn’t arrived yet.
Make sentences about the inventions. 采用PP管及配件:根据给水设计图配置好PP管及配件,用管件在管材垂直角切断管材,边剪边旋转,以保证切口面的圆度,保持熔接部位干净无污物
Invention newspaper canned food
Date 1610 1823
made--made
said--said found--found
15.draw-- drew--drawn 16.get—
got--got
17.hear-- heard-heard 18.begin— began--begun
19.buy-- bought--bought20.leave— left--left
采用PP管及配件:根据给水设计图配置好PP管及配件,用管件在 管材垂 直角切 断管材 ,边剪 边旋转 ,以保 证切口 面的圆 度,保 持熔接 部位干 净无污 物
现在完成时
• 他们在这个城市建了许多房子. (build-built) They have built many buildings in this city.
• Judy还没到达. (arrive-arrived) Judy hasn’t arrived yet.
Make sentences about the inventions. 采用PP管及配件:根据给水设计图配置好PP管及配件,用管件在管材垂直角切断管材,边剪边旋转,以保证切口面的圆度,保持熔接部位干净无污物
Invention newspaper canned food
Date 1610 1823
made--made
said--said found--found
15.draw-- drew--drawn 16.get—
got--got
17.hear-- heard-heard 18.begin— began--begun
19.buy-- bought--bought20.leave— left--left
采用PP管及配件:根据给水设计图配置好PP管及配件,用管件在 管材垂 直角切 断管材 ,边剪 边旋转 ,以保 证切口 面的圆 度,保 持熔接 部位干 净无污 物
现在完成时
初中时态讲解《现在完成时》(共28张PPT)
Shehas arrived. 她到了。(arrive) Shehas already come. 她已经来了。 (come) I haven’t readit yet. 我还没读过这个。(read)
• 意义2
• 表示过去已经开始并一直持续到现 在的动作或状态。动词一般是延续 性的,如live, teach, learn, work, study等。如果动词是短暂性动词 需转换成延续动词
• 短暂性动词与延续动词间的转换
瞬间性动词 buy
borrow come go/leave begin/start
die
arrive/reach join
get married
延续性5.动短词暂动词和
have keep
延续动词瞬转间换动词
vs延续动词
be here be away (from) be on
• The film h_a_s__ b_e_e_n_ _o_n__ for _tw__o_m_i_n_u_t.es • 6) They borrowed it last week.
• They _h_a_v_e____k_e_p_t____ it since _l_a_s_t ______w_e_e_k_.
3.They have left only for 5 minutes. 错 They have __b_ee_n_ __a_w_a_y only for 5 minutes.
• 意义2
• 表示过去已经开始并一直持续到现 在的动作或状态。动词一般是延续 性的,如live, teach, learn, work, study等。如果动词是短暂性动词 需转换成延续动词
• 短暂性动词与延续动词间的转换
瞬间性动词 buy
borrow come go/leave begin/start
die
arrive/reach join
get married
延续性5.动短词暂动词和
have keep
延续动词瞬转间换动词
vs延续动词
be here be away (from) be on
• The film h_a_s__ b_e_e_n_ _o_n__ for _tw__o_m_i_n_u_t.es • 6) They borrowed it last week.
• They _h_a_v_e____k_e_p_t____ it since _l_a_s_t ______w_e_e_k_.
3.They have left only for 5 minutes. 错 They have __b_ee_n_ __a_w_a_y only for 5 minutes.
现在完成时(讲课用)PPT课件
Present Perfect Tense 现在完成时
2021
1
Have you ever read Little Woman?
I haven’t read it yet.
But I have had the book for ten years.
And I have kept it on my bookshelf(书架) since ten years ago.
◎ 一般过去时的时间状语有:yesterday, last week,…ago, in1980, in October, just now,等具体的时间状语。 ◎ 共同的时间状语有:this morning, tonight, this summer, before, already,等。 ◎ 现在完成时的时间状语有:for, since, ever, never, just,
否定式:
主语 + have/has + not + 动词过去分词.
Leabharlann Baidu
1) We have visited the museum. (改为一般疑问句)
2)3T.现he在y h完av成e 时see的n 用the法film. (改为否定句)
3) He has2.r一et般ur疑n问ed句th及e否b定oo句k.的 (对划线部分提问)
But I have had the book for ten years.
2021
1
Have you ever read Little Woman?
I haven’t read it yet.
But I have had the book for ten years.
And I have kept it on my bookshelf(书架) since ten years ago.
◎ 一般过去时的时间状语有:yesterday, last week,…ago, in1980, in October, just now,等具体的时间状语。 ◎ 共同的时间状语有:this morning, tonight, this summer, before, already,等。 ◎ 现在完成时的时间状语有:for, since, ever, never, just,
否定式:
主语 + have/has + not + 动词过去分词.
Leabharlann Baidu
1) We have visited the museum. (改为一般疑问句)
2)3T.现he在y h完av成e 时see的n 用the法film. (改为否定句)
3) He has2.r一et般ur疑n问ed句th及e否b定oo句k.的 (对划线部分提问)
But I have had the book for ten years.
初中英语现在完成时课件(共62张PPT)
2. 改变单词中间元音字母。
sit-sat-sat (babysit)
win-won-won
shine-shone-shone
hold-held-held
find-found-found
hear-heard-heard
hang-hung (hanged)-hung (hanged)
ABC
原型 过去式 过去分
6. before在现在完成时中的用法
用于句末, 表示“以前” I’ve seen it before. Has she ridden a bike before ?
现在完成时的基本用法
(二)表示一个从过去开始,一直持续到 现在,有可能继续下去的动作或状态.通常和 for或since引导的时间状语连用。
4. never在现在完成时中的用法
否定句: 句中 “从来没有” I’ve never been to Beijing.
注: 带ever的肯定句变否定句时, 要将 ever变成never; 带ever的一般疑问句 作否定回答时可用“No, never.”
He has ever made dumplings.
例词
词
-eak -oke -oken
break,speak
-eal -ole -olen
steal
-ear -ore -orn
现在完成时态课件(共68张PPT)
Key words
yet for just before
ever
never since so far
already
have only ____________ discussed the first We _______
five questions so far. (discuss )
Key words
Key words
yet for just before
ever
never since so far
already
up to now in his life
in the past 10 years lately recently
haven’t heard from him recently. I _________________
二 含义及用法
1 表示过去发生的动作或事情, 对现在的影响和产生的结果。
常用的关键词
yet(否/疑), already 已经 ever/never 曾经/从来不 just 刚刚 before 以前 recently, lately 最近 in the past/last 5 years 过去五年 by now, so far, up to now, till now 迄今 once, twice… 一次… all/in one’s life 某人一生
现在完成时ppt课件
现在完成时在句中通常用来表达以下含义:动作已经完成并对现在产生 影响;过去发生的动作或状态一直持续到现在;过去发生的动作对现在 产生的影响。
PART 02
现在完成时的基本用法
REPORTING
肯定句的用法
总结词
现在完成时在肯定句中通常用来表示动作在过去已经完成,但对现在仍有影响。
详细描述
使用现在完成时,我们能够表达一个动作或状态在说话之前已经发生或存在。这个时态常常与“已经”等词语一 起使用。例如,“我已经吃过饭了”表示在过去某个时间我吃了饭,并且现在仍有可能对现在产生影响,比如我 不再感到饿。
Байду номын сангаас
PART 04
现在完成时与一般过去时 的区别
REPORTING
语义上的区别
过去完成时强调过去某一时间以前已经完成 的动作或存在的状态,对现在有影响;现在 完成时则强调过去发生的动作对现在造成的 结果。
过去完成时侧重表示“过去的过去”,现在 完成时则侧重表示“现在”。
用法上的区别
时间状语不同
过去完成时没有时间状语,而现在完成时常用“已经”作时间状 语。
PART 03
现在完成时的特殊用法
REPORTING
与already连用的用法
总结词
already是现在完成时的常用副词之一,用于表达某件事情已经完成或已经发 生。
PART 02
现在完成时的基本用法
REPORTING
肯定句的用法
总结词
现在完成时在肯定句中通常用来表示动作在过去已经完成,但对现在仍有影响。
详细描述
使用现在完成时,我们能够表达一个动作或状态在说话之前已经发生或存在。这个时态常常与“已经”等词语一 起使用。例如,“我已经吃过饭了”表示在过去某个时间我吃了饭,并且现在仍有可能对现在产生影响,比如我 不再感到饿。
Байду номын сангаас
PART 04
现在完成时与一般过去时 的区别
REPORTING
语义上的区别
过去完成时强调过去某一时间以前已经完成 的动作或存在的状态,对现在有影响;现在 完成时则强调过去发生的动作对现在造成的 结果。
过去完成时侧重表示“过去的过去”,现在 完成时则侧重表示“现在”。
用法上的区别
时间状语不同
过去完成时没有时间状语,而现在完成时常用“已经”作时间状 语。
PART 03
现在完成时的特殊用法
REPORTING
与already连用的用法
总结词
already是现在完成时的常用副词之一,用于表达某件事情已经完成或已经发 生。
初中英语_现在完成时_解析全套PPT
比较since和for
since 用来Leabharlann Baidu明动作起始时间— “自从……”
for用来说明动作延续时间长度— “长达……”
I have lived here for more than twenty years. I have lived here since I was born. My aunt has worked in a company since 1949. I have not heard from my uncle for a long time.
这 些 句 子
He lived in Shanghai for 10 years.
以前他在上海住过10年 [现在不在上海了]
现在完成时和现在完成进行时的区别
• 共同点:都可以表示动作发生在过去持续到现在并将有可 能继续下去
• 区别: • 1. 现在完成时表已完成用法时常常不与表示一段时间的
状语连用,现在完成进行时强调动作的持续性
He has learned English since 2001. --从2001年开始学的,现在还在继续学着呢
现在完成时
past
一般过去时
now
future
一般过去时表示的是纯粹在过去发生的事情
现在完成时表示的是在过去某个时间开始并持续到现在的动作/状态,或者发生在 过去却对现在造成的影响
《现在完成时态》ppt课件
提高语言逻辑
05
02
详细描述
选择题练习可以帮助学生辨析现在完成时态 与其他时态之间的差异,如一般过去时和过 去完成时。
04
详细描述
选择题练习通常会提供实际生活中的 情境,让学生理解现在完成时态在实 际交流中的应用。
06
详细描述
选择题练习需要学生在多个选项中挑选出符合 语法规则和逻辑合理的答案,有助于提高语言 逻辑能力。
01
现在完成时态的定义
什么是现在完成时态
动作或状态发生在过 去,但对现在有影响 或结果。
表示从过去某个时间 点到现在为止的动作 或状态。
强调动作或状态与现 在的联系。
现在完成时态的构成
01
02
03
04
基本结构
助动词have/has + 过去分词 。
肯定句
主语 + have/has + 过去分词 + 其他成分。
示例
I have come to the conclusion that…(我已经得出结论……)
03
解释
这个句子中的“come”是一个短暂性动词,表示动作“得出结论”已
经完成,并且这个结论对现在有影响。
否定句的完成时
否定句
在否定句中,现在完成时态可以 表示某个动作尚未发生或尚未完
成。
示例
I haven’t finished my homework yet.(我还没有完成作 业。)
05
02
详细描述
选择题练习可以帮助学生辨析现在完成时态 与其他时态之间的差异,如一般过去时和过 去完成时。
04
详细描述
选择题练习通常会提供实际生活中的 情境,让学生理解现在完成时态在实 际交流中的应用。
06
详细描述
选择题练习需要学生在多个选项中挑选出符合 语法规则和逻辑合理的答案,有助于提高语言 逻辑能力。
01
现在完成时态的定义
什么是现在完成时态
动作或状态发生在过 去,但对现在有影响 或结果。
表示从过去某个时间 点到现在为止的动作 或状态。
强调动作或状态与现 在的联系。
现在完成时态的构成
01
02
03
04
基本结构
助动词have/has + 过去分词 。
肯定句
主语 + have/has + 过去分词 + 其他成分。
示例
I have come to the conclusion that…(我已经得出结论……)
03
解释
这个句子中的“come”是一个短暂性动词,表示动作“得出结论”已
经完成,并且这个结论对现在有影响。
否定句的完成时
否定句
在否定句中,现在完成时态可以 表示某个动作尚未发生或尚未完
成。
示例
I haven’t finished my homework yet.(我还没有完成作 业。)
现在完成时ppt课件
You have planted all the trees. I have planted all the trees. He/she has planted all the trees. They have planted all the trees.
主语若是第三人称单数助动词用 has
过去分词
1、规则变化(过去分词与过去时变化规则一样)
(1)、一般动词,在词尾直接加“ ed ”。 work---worked---worked visit---visited---visited
(2)、以“ e ”结尾的动词,只在词尾加 “ d ”。
live---lived
(3)、以“辅音字母 + y ”结尾的动词,将 “y” 变为 “i”,
现在完成时和一般过去时的区别:
现在完成时: 强调这一动作产生的结果对现 在的影响或结果,与现在有关。 一般过去时: 仅表示在过去某一时刻曾发生 过这一动作,与现在无关。
他已学英语五年了。 He has studied English for five years.
(说明他还会继续学下去)
他曾学过五年英语。
3.The film has been on __f_o_r__ 20 minutes. 4.Mr Green has worked here _s_in_c_e__ he came to China.
主语若是第三人称单数助动词用 has
过去分词
1、规则变化(过去分词与过去时变化规则一样)
(1)、一般动词,在词尾直接加“ ed ”。 work---worked---worked visit---visited---visited
(2)、以“ e ”结尾的动词,只在词尾加 “ d ”。
live---lived
(3)、以“辅音字母 + y ”结尾的动词,将 “y” 变为 “i”,
现在完成时和一般过去时的区别:
现在完成时: 强调这一动作产生的结果对现 在的影响或结果,与现在有关。 一般过去时: 仅表示在过去某一时刻曾发生 过这一动作,与现在无关。
他已学英语五年了。 He has studied English for five years.
(说明他还会继续学下去)
他曾学过五年英语。
3.The film has been on __f_o_r__ 20 minutes. 4.Mr Green has worked here _s_in_c_e__ he came to China.
现在完成时ppt课件
时间上的区别
总结词
现在完成时的时间范围是过去到现在,而一般过去时的范围是过去。
详细描述
例如,“他昨天去了巴黎”是一般过去时,表示发生在昨天的动作,而“他已 经去了巴黎”是现在完成时,表示从过去到现在完成了去巴黎的动作。
与过去进行时的区别
总结词
过去进行时强调过去某个时间正在进行的动作,而现在完成时则强调对现在的影 响或结果。
详细描述:现在完成时是英语语法中的一种时态,表示 过去发生的动作对现在造成的影响或结果。以下是现在 完成时的基本用法练习题
2. They have ______ a race.
3. She has ______ a headache.
答案: 1. written 2. run 3. had
现在完成时的特殊用法练习题
疑问句的用法
总结词
现在完成时在疑问句中通常用来询问过去发 生的动作或状态是否对现在有影响。
详细描述
在疑问句中,我们通常使用助动词have或 has来提问关于现在完成时的信息。例如, “Have you finished your homework?” (你完成你的作业了吗?)。这句话是在询 问对方是否在过去完成了作业,并且询问这 个动作对现在的情况是否有影响。再如, “Has she seen the movie?”(她看过这 部电影吗?)。这句话是在询问她是否在过 去看了这部电影,并且询问这个动作对现在 的情况是否有影响。
现在完成时态公开课ppt课件
—Where __B___ the recorder? I can’t see it anywhere. — I ____ it right here. But now it’s gone.
A. did you put; have put B. have you put; put C. had you put; was putting D. were you putting; put
4. She has been away from the city ___f_o_r ____ about ten years.
3.I _st_u_d_ie_d_ (study) in Zhentou middle school for three years, but now I’m
studying here.
严格执行突发事件上报制度、校外活 动报批 制度等 相关规 章制度 。做到 及时发 现、制 止、汇 报并处 理各类 违纪行 为或突 发事件 。
• While we have not dismissed the idea, we are looking into other possibility as well.
严格执行突发事件上报制度、校外活 动报批 制度等 相关规 章制度 。做到 及时发 现、制 止、汇 报并处 理各类 违纪行 为或突 发事件 。
5. “Has the bus left _y_e_t____?” “Yes, it has ___a_lr_e_a_d_y_ left.”
A. did you put; have put B. have you put; put C. had you put; was putting D. were you putting; put
4. She has been away from the city ___f_o_r ____ about ten years.
3.I _st_u_d_ie_d_ (study) in Zhentou middle school for three years, but now I’m
studying here.
严格执行突发事件上报制度、校外活 动报批 制度等 相关规 章制度 。做到 及时发 现、制 止、汇 报并处 理各类 违纪行 为或突 发事件 。
• While we have not dismissed the idea, we are looking into other possibility as well.
严格执行突发事件上报制度、校外活 动报批 制度等 相关规 章制度 。做到 及时发 现、制 止、汇 报并处 理各类 违纪行 为或突 发事件 。
5. “Has the bus left _y_e_t____?” “Yes, it has ___a_lr_e_a_d_y_ left.”
现在完成时ppt课件
1.We have learnt English
想一想
__f_o_r_ 3 years.
__s_in_c_e_ 3 years ago.
__部_s__in_分_c__e_提_w_问_e_)___c__a__m____e__(_c_om__e_)h_e_r_e(对画线
How long have you learnt English?
Someone went to some place and is still
there A
B
have been to 强调“去过某地已回来,现在人已不在那里” 后面可接表示次数的状语。
eg:他去过美国三次。 He has been to the USA three times. (表示去过美国,现
㈢用副词ago 把现在完成时的句子改为一般过 去时: He died three years ago.
同义句: He has been dead for three years. =It is/ has been three years since he died. =He died three years ago.
slowly in the past ten years.
现在完成时的谓语动词
1延续性动词:learn, work, know, walk, keep, have, wait, sing, read, sleep, live, stay
初中英语现在完成时讲解全(共24张PPT)
•2.一个动作从过去开始持续到现在,并有可能继续持续下 去。
•过去时:动作过去已经结束。
•He has taught in our school for five years.
•I have worked since last week.
•第二层含义的标志词:
•和for 和since 连用 for+时间段(持续) since(自从)+时间点
1. Tom ___for several hours. A. went to bed
B. has been in bed C. has gone to bed D. has been to bed
2.How long have you____this city? A. been to B. been in C. come to D. gone to
3. He bought the motorbike a month ago.
---He ____ ____ the motorbike for a month. 4. He arrived here three days ago.
--- He ____ ____ here since three days ago. 5. They turned off the light 2 hours ago.
• She has lived here ______1996.
现在完成时讲解与练习PPT课件
become
be
get up
be up
begin/start
be on(上演)
fall asleep
be asleep
fall ill
be ill
move here/there be here/there
get to
be at/in
reach
be at/in
arrive in/at
be at/in
第9页/共19页
现在完成时的含义/功能
☺表示过去发生的动作对现在产生的影响; ☺表示到目前为止已经完成的事情; ☺动作发生在过去,一直延续到现在,还有可能延续到 将来; ☺例如: I have finished my homework. (我做完我的家庭作业了。) He has already come. (他已经来了。) I have lived in China since I was born. (我从出生的时候就一直住在中国。)
A. went to B. gone to C. been in D. been to
☺3. I won’t go to the concert because I ____my ticket. A. lost B. don’t lose C. have lost D. is coming
第11页/共19页
☺3. He has learned English for 5 years. (就划线部分提 问) ______ _______ _______ _______learned English?
现在完成时ppt语法复习课件共44张ppt
⑨ join the league / the Party / the army → be a league member /a Party member / a soldier → be a member of the league / the Party → be in the league / the Party / the army 1) He joined the league in 2002. He _________________ a _________________ for two years. He ___________ a _________ the ________ for two years. He _______________________ the league for two years. 2) My brother joined the army two years ago. My brother _________a ________ for ___________ ___________. My brother ___________ in ___________ for two years.
通常与表示包括现在在内的时间副词 just (谓语动词之前) (刚 刚), already(已经(肯定句) ), before, yet(一般疑问(句 末) :已经;否定句:还) never, ever (疑问句) twice recently(近来)等状语连用
通常与表示包括现在在内的时间副词 just (谓语动词之前) (刚 刚), already(已经(肯定句) ), before, yet(一般疑问(句 末) :已经;否定句:还) never, ever (疑问句) twice recently(近来)等状语连用
初中现在完成时讲解(完整版)PPT课件
2021
• 1. have, seen, saw 2. Has, finished 3. has, come 4. has gone 5. have worked, moved 6. have made 7. have, stayed 8. have, finished 9. goes 10. have, found 11. is 12. were reading 13. is climbing 14. is coming 15. Have, seen
• 5. I __________ (work) here since I ______ (move) here in 1999. have worked, moved
• 6. So far I _______________(make) quite a few friends here. have made
She has taught English since he came here.
for: (长达)
for+ 时间段
He has kept the book for 2 weeks.
2021
用for 或since填空
1. Mr. Brown has had his TV __fo_r___ 15 years. 2. I’ve taken driving lessons __s_in_c_e__last month. 3. My sister has had her cell phone __f_o_r__a month . 4. My friends haven’t visited me __s_in_c_e_few days ago. 5. We haven’t used our car __fo_r__ a long time . 6. She hasn’t had a good cup of coffee __fo_r__years. 7. Tom has worn glasses __s_in_c_e__he was 7 years old.
• 1. have, seen, saw 2. Has, finished 3. has, come 4. has gone 5. have worked, moved 6. have made 7. have, stayed 8. have, finished 9. goes 10. have, found 11. is 12. were reading 13. is climbing 14. is coming 15. Have, seen
• 5. I __________ (work) here since I ______ (move) here in 1999. have worked, moved
• 6. So far I _______________(make) quite a few friends here. have made
She has taught English since he came here.
for: (长达)
for+ 时间段
He has kept the book for 2 weeks.
2021
用for 或since填空
1. Mr. Brown has had his TV __fo_r___ 15 years. 2. I’ve taken driving lessons __s_in_c_e__last month. 3. My sister has had her cell phone __f_o_r__a month . 4. My friends haven’t visited me __s_in_c_e_few days ago. 5. We haven’t used our car __fo_r__ a long time . 6. She hasn’t had a good cup of coffee __fo_r__years. 7. Tom has worn glasses __s_in_c_e__he was 7 years old.
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18
判断正误
I bought the book five days ago.
I have bought the book. I have bought the book for five days.
I have had the book for five days. I have had the book since five days ago.
be dead
(finish结束....)
be over
20
1.我买这本书三年了。Buy I have bought the book. (1) I have had the book for 3 years. (2) I have had the book since 3 years ago.
Tips:buy 这个动作 从“开始发生”到 “结束/终止”, 几
乎同时或在极短的时间里(如‘几秒钟/几分钟内’)就完 成了“开始—结束”的过程,这样的动词我们叫做短暂性 动词。 所以, “我买了这块手表5年了”,在汉语中说的 通,但英语中就必须用相应的延续性动词来替换。
19
现在完成时中常见的非延续性动词
(buy买了…)
had
(borrow借了…)
keep
(start/ begin开始 了…) be on
(leave离开了…) (come来到某地….) (go去某地….)
be away (from) be here /介词+地点 be there/介词+地点
for … since….
(die 死了…)
7
8
9
10
11
12
13
• 2.一个动作从过去开始持续到现在,并有可能继续持续 下去。
• 过去时:动作过去已经结束。
• He has taught in our school for five years. • I have worked since last week.
14
• 第二层含义的标志词: • 和for 和since 连用 for+时间段(持续)
I lived in Wuwei ten years ago. I have lived iБайду номын сангаас Wuwei for ten years. I have lived in Wuwei since ten years ago.
I studied English ten years ago. I have studied English for ten years I have studied English since ten years ago.
4
结构: have/has+过去分词 (对have /has)进行变换
have/has not+过去分词 (haven’t hasn’t) Have/Has+主语+过去分词 (Yes,……have/has.No,……haven’t/hasn’t)
特殊疑问词+have/has+主语+过去分词
Have you finished your homework? I have finished my homework. What have you finished? I haven’t finished my homework
15
填空使用for和since
• I have been here_____half past three. • The car has been here ____yeaterday. • I have been in Only_____four years. • The boy has been in our class_____six week. • She has lived here ______1996.
6
总结:现在完成时
• 含义 1 :__________________ • 结构:肯 __________________
否___________________ 一般疑问 ___________________ 特殊疑问____________________ • 标志词|:____________________
16
• 2 标准词:so far/up to now (到目前为止) ;lately/recently(最近)
• Up to now/So far ,I haven’t been successful. • Lately/Recently,I haven’t seen my teacher.
17
总结
since(自从)+时间点
• I have studied English for ten years.= I have studied English since ten years ago.
注 意 : 完 成 时 不 能 单 独 和 时 间 状 语 (two hours,three days,last week,four hours ago) 连 用 , 必 须 加 上 for ,since.
5
• 标志词:already yet just
• already 用于肯定句中, 已经 :I have already had lunch.
• Yet
用于否定句 疑问句末
• Just:刚刚
还
已经
Have you had lunch_____? • I have ____ had lunch • I haven’t had lunch ____. • I have just had my lunch.
非延续性动词: buy borrow die leave begin/start come / go
finish 这些动词不能和 for …. Since……连用 与for和since连用时,要把它们变成相应的延续性动词
--------------------------------------------------------------------------------
现在完成时
1
• 现在完成时的含义 • 1.表示动作发生在过去,对现在造成的影响。
2
3
• I saw a movie. • I have seen the movie. • Have you ever been there?(八下Unit9) • I have never been camping. • 1.表示动作发生在过去,对现在造成的影响
判断正误
I bought the book five days ago.
I have bought the book. I have bought the book for five days.
I have had the book for five days. I have had the book since five days ago.
be dead
(finish结束....)
be over
20
1.我买这本书三年了。Buy I have bought the book. (1) I have had the book for 3 years. (2) I have had the book since 3 years ago.
Tips:buy 这个动作 从“开始发生”到 “结束/终止”, 几
乎同时或在极短的时间里(如‘几秒钟/几分钟内’)就完 成了“开始—结束”的过程,这样的动词我们叫做短暂性 动词。 所以, “我买了这块手表5年了”,在汉语中说的 通,但英语中就必须用相应的延续性动词来替换。
19
现在完成时中常见的非延续性动词
(buy买了…)
had
(borrow借了…)
keep
(start/ begin开始 了…) be on
(leave离开了…) (come来到某地….) (go去某地….)
be away (from) be here /介词+地点 be there/介词+地点
for … since….
(die 死了…)
7
8
9
10
11
12
13
• 2.一个动作从过去开始持续到现在,并有可能继续持续 下去。
• 过去时:动作过去已经结束。
• He has taught in our school for five years. • I have worked since last week.
14
• 第二层含义的标志词: • 和for 和since 连用 for+时间段(持续)
I lived in Wuwei ten years ago. I have lived iБайду номын сангаас Wuwei for ten years. I have lived in Wuwei since ten years ago.
I studied English ten years ago. I have studied English for ten years I have studied English since ten years ago.
4
结构: have/has+过去分词 (对have /has)进行变换
have/has not+过去分词 (haven’t hasn’t) Have/Has+主语+过去分词 (Yes,……have/has.No,……haven’t/hasn’t)
特殊疑问词+have/has+主语+过去分词
Have you finished your homework? I have finished my homework. What have you finished? I haven’t finished my homework
15
填空使用for和since
• I have been here_____half past three. • The car has been here ____yeaterday. • I have been in Only_____four years. • The boy has been in our class_____six week. • She has lived here ______1996.
6
总结:现在完成时
• 含义 1 :__________________ • 结构:肯 __________________
否___________________ 一般疑问 ___________________ 特殊疑问____________________ • 标志词|:____________________
16
• 2 标准词:so far/up to now (到目前为止) ;lately/recently(最近)
• Up to now/So far ,I haven’t been successful. • Lately/Recently,I haven’t seen my teacher.
17
总结
since(自从)+时间点
• I have studied English for ten years.= I have studied English since ten years ago.
注 意 : 完 成 时 不 能 单 独 和 时 间 状 语 (two hours,three days,last week,four hours ago) 连 用 , 必 须 加 上 for ,since.
5
• 标志词:already yet just
• already 用于肯定句中, 已经 :I have already had lunch.
• Yet
用于否定句 疑问句末
• Just:刚刚
还
已经
Have you had lunch_____? • I have ____ had lunch • I haven’t had lunch ____. • I have just had my lunch.
非延续性动词: buy borrow die leave begin/start come / go
finish 这些动词不能和 for …. Since……连用 与for和since连用时,要把它们变成相应的延续性动词
--------------------------------------------------------------------------------
现在完成时
1
• 现在完成时的含义 • 1.表示动作发生在过去,对现在造成的影响。
2
3
• I saw a movie. • I have seen the movie. • Have you ever been there?(八下Unit9) • I have never been camping. • 1.表示动作发生在过去,对现在造成的影响