现在完成时1讲解课件
《现在完成时态》课件
05
现在完成时态的练习与巩固
选择题练习Leabharlann 01选择题1I ____(not see) the film yet.
02
答案
haven't seen
03
选择题2
He ____(not read) the book.
04
答案
hasn't read
填空题练习
填空题1
He ____(not finish) his homework yet.
02
现在完成时态的语义
已完成动作对现在的影响
01
已完成的动作或行为对现在的情 况或状态产生了影响。
02
例如：“我已经吃过饭了，现在 不饿。”
已完成动作与现在的联系
强调某个已完成的动作或行为与现在 的时间点有直接联系。
例如：“他去年买的车，现在还在开 。”
已完成动作与未来的关系
已完成的动作或行为对未来有一定的预示或影响。 例如：“我已经学了三年英语，未来打算去英国留学。”
现在完成时态的用法
总结词
现在完成时态可以用于描述已经完成的动作或状态，强调对现在的影响或结果，也可以用于表达推测、可能性和 虚拟语气等。
详细描述
现在完成时态常用于描述已经完成的动作或状态，并强调这些动作或状态对现在的影响或结果。例如，“我已经 吃过饭了”表示“我现在不需要吃饭”。此外，现在完成时态还可以用于表达推测、可能性和虚拟语气等，例如 “他可能已经回家了”和“如果我早点出发，现在已经到了”。
与since引导的时间状语连用
总结词
表示某个动作或状态从某一时间点开始一直持续到现在，并且这个动作或状态已经完成 。
详细描述
在现在完成时态中，当与since引导的时间状语连用时，表示某个动作或状态从某一时 间点开始一直持续到现在，并且这个动作或状态已经完成。例如，“I have studied English since I was 5 years old.”这句话表示说话者从5岁开始学习英语，一直学到
《现在完成时》课件
05
CATALOGUE
现在完成时的练习与巩固
选择题练习
总结词
考察对现在完成时的理解
详细描述
设计多个选择题，选项中包括现在完成时的正确形式和常见的错误形式，让学生通过选择题练习加深 对现在完成时的理解。
填空题练习
总结词
检验对现在完成时的掌握程度
详细描述
提供句子，让学生填写正确的现在完 成时态，通过填空题练习，让学生在 实际运用中掌握现在完成时的正确形 式。
翻译练习
总结词
提升对现在完成时的运用能力
详细描述
选取一些中文句子，要求学生将其翻译成英文，并确保使用 正确的现在完成时态。通过翻译练习，让学生在实际语境中 运用现在完成时，提高语言运用能力。
THANKS
感谢观看
混淆现在完成时和一般现在时
总结词
两者都表示现在的状态或动作，但意义不同。
详细描述
现在完成时表示某个动作已经完成并对现在有影响，而一般现在时只是描述现在 的情况或习惯性的动作。例如，“I have finished my homework”表示作业已 经完成，而“I finish my homework every day”只是表示每天的作业习惯。
结构
have/has + 过去分词
用法
描述过去发生的动作对现在的影响或结果，强调 动作的完成和现在的状态。
现在完成时的基本结构
基本结构
主语 + have/has + 过去分词 + 其他成分
注意事项
过去分词的形式必须与主成时的时态标志
时态标志
have/has + 过去分词
例子
现在完成时讲用PPT课件
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.
past
present(now)
future
1.现在完成时的构成
2.一般疑问句及否定句的 结构
3.现在完成时的用法
4. 时间状语
1)过去发生或已经完成的某一动作对 现在造成的影响或结果。
2S)o现m在eo完n成e h时a表s 示br从ok过en去t一h直e d持o续or到. 现(窗在的户动现作在或是状坏态。的) I have already lost the key. (我现在没有钥匙) I haven’t read that book yet . (不了解书的内容) I have just cleaned my hands. (手是干净的)
1.现在完成时的构成
2.一般疑问句及否定句的 结构
1.现在完成时的构成
2.一般疑问句及否定句的 结构
3.现在完成时的用法
4. 时间状语
主语+have\has+动词过去分词
助动词： have\has
动词过去分词变化规则：
talk --- talked like --- liked study --- studied stop --- stopped
疑问式：
Have/Has + 主语 + 动词过去分词
否定式:
主语 + have/has + not + 动词过去分词. have not=haven’t has not=hasn’t
现在完成时讲解精品课件
肯定
否定
一般及回答
特疑
主+have/has+done
主+have/has not+done -Have/Has +主+done +其他?
-Yes,主+have/has . No,,主+have n’t/hasn’t
特疑词+一疑？
练习:把下列句子变否、变一疑.
1. help helped
2. come
come
3. swim swum
4. eat eaten
5. give 7. sit
given sat
6. find found 8. write written
2.现完的句式结构 肯定：I have read that book . 一疑：Have you read that book ?
我现在还担心吗？
A letter came.
I have just recieved a letter from him! He seems to have a pretty good time.
Tim
1.定义
①动作发生在过去，对现在有影响 ②动作从过去持续到现在，有可能持续下去
My brother Tim went to Australia two weeks ago. I’m so worried about him.
趁热打铁 1. We have seen the film.
否定： We haven't seen the film. 一疑： Have you seen the film? 2. He has heard of it before. 否定： He hasn't heard of it before. 一疑： Has he heard of it before.
现在完成时课件(图片版)(共59张PPT)
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ห้องสมุดไป่ตู้
15、最具挑战性的挑战莫过于提升自 我。。2 021年8 月下午 10时56 分21.8. 722:56 August 7, 2021
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16、业余生活要有意义，不要越轨。2 021年8 月7日 星期六1 0时56 分40秒2 2:56:40 7 August 2021
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17、一个人即使已登上顶峰，也仍要 自强不 息。下 午10时5 6分40 秒下午1 0时56 分22:56: 4021.8. 7
过去分词的构成方式
一 现在完成时的结构
•have/has+过去分词
二 现在完成时的用法
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9、有时候读书是一种巧妙地避开思考 的方法 。21.8. 721.8.7 Saturday, August 07, 2021
谢谢观赏
You made my day!
我们，还在路上……
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10、阅读一切好书如同和过去最杰出 的人谈 话。22: 56:4022 :56:402 2:568/ 7/2021 10:56:40 PM
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11、越是没有本领的就越加自命不凡 。21.8.7 22:56:4 022:56 Aug-21 7-Aug-2 1
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12、越是无能的人，越喜欢挑剔别人 的错儿 。22:56: 4022:5 6:4022: 56Satur day, August 07, 2021
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13、知人者智，自知者明。胜人者有 力，自 胜者强 。21.8.7 21.8.72 2:56:40 22:56:4 0Augus t 7, 2021
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14、意志坚强的人能把世界放在手中 像泥块 一样任 意揉捏 。2021 年8月7 日星期 六下午1 0时56 分40秒2 2:56:40 21.8.7
现在完成时态ppt课件
He died two years ago.
He has been dead for two years /since two years ago
It is/ has been two years since he died.
Two years has passed since he died
❖ 7. Jim has gone to Beijing for 2 years. has been in
❖ 8.What time have the factory opened?
did
open
❖ 9.I have gone to Chunhua Middle School twice been to
I have bought a new apartment for a month 错误 I have had a new apartment for a month 正确
常见非延续性动词和延续性动词的转变
❖ arrive/come/go to/reach be in
❖ borrow
keep
❖ leave
❖ eg: I have lost my wedding ring. 我丢了 我的结婚戒指（这一动作虽然发生在过去， 但影响持续到现在，其结果是我现在没有结 婚戒指了）
❖ I have sent him a Christmas card.
❖ He has just bought a new house.
❖ Tom 在哪儿？ 他去书店买书了。 -Where is Tom?
-He has gone to the bookshop to buy some books. ❖ 我在北京待了5年了。
现在完成时课件公开课
buy have/has had
How long have you come to the United States？
been in
buy have/has had come to have/has been in
Ann has gone to China since three months ago.
for
so far
just since
到目前为止
We __h__a_ve__ only ___p_l_a_n_te_d____ 100 trees
so far. (plant)
Key words
yet already ever never just
since for so far before
in the past 10 years
park? ( be )
B: No, never.
Key words
yet
already
ever
never
just
just 刚刚 与现在完成时连用 一般置句中 just now 刚才 与一般过去时连用
I ___ha_v_e_ just _m_e_n_d_e_d__ the desk,
you can take it to your classroom . (mend )
been in
buy have/has had come to have/has been in go to have/has been in
My brother has joined the army for five years.
been in been a soldier
buy have/has had come to have/has been in go to have/has been in got to have/has been in
现在完成时-【名师经典教学设计课件】
现在完成时( 一)现在完成时表示过去发生的动作对现在造成的影响或结果,也可以表示从过去某一时间开始,一直持续到现在的动作或状态。
常与already“已经”,just“刚刚”,ever“曾经”,never“从不”,before“以前”,yet“仍然”等连用。
1.现在完成时的结构:2.already与yet在现在完成时中的用法:already adv.已经;早已通常用于肯定句中,一般用于have/has后,实义动词前,也可放在句尾。
例如:I have already had breakfast.我已经吃过早饭了。
用于否定句和疑问句中,一般用在句末。
例如:yet adv.还;已经I haven’t done my homework yet.我还没有做作业。
3.一般过去时与现在完成时的区别:( 1 )一般过去时表示过去某时发生的动作或单纯叙述过去的事情;现在完成时强调过去的动作对现在造成的影响或结果。
例如:I saw this film yesterday.我昨天看了这部电影。
I have seen this film.这部电影我已经看过了。
( 2 ) 一般过去时常与具体的表示过去的时间状语( 如yesterday,last week,three days ago,in 1990等)连用;现在完成时不与表示明确的过去的时间状语连用,但可以与in the past...years/weeks,so far等时间状语连用。
例如:Tom wrote a letter to his parents last night.昨晚汤姆给他父母写了一封信。
The weather has been so hot so far this summer.到目前为止,今年夏天天气一直很热。
Ⅰ.根据句意用所给词的适当形式填空1.I have already had( have )lunch.I had( have ) it at 11:30.2.—Have you written( write ) to your parents yet?—Yes,I wrote( write ) to them last night.3.—How clean the classroom is!—Yes,I’m sure that someone has cleaned( clean ) it.4.Jerry started( start ) to write the letter yesterday,but he hasn’t finished( not finish ) it yet.5.Mr.Brown has taught( teach ) Amy French for a month,but she still can’t speak French well.Ⅱ.单项填空( B)1.—I heard you lost your book.you it?—Not yet.A.Did;findB.Have;foundC.Do;findD.Have;find( A)2.She has decided what to buy for her best friend.A.alreadyB.yetC.stillD.neither( B)3.—How do you like Treasure Island,Lucy?—It’s so exciting that I it twice already.A.am readingB.have readC.was readingD.had read( C)4.—Where are the flowers?—You see,someone them to the windows.A.movesB.will moveC.has movedD.would move( D)5.—The storybook is very interesting.—I agree with you.I it many times already.A.readB.will readC.am readingD.have read( C)6.—Has she finished her homework yet?—.She finished it ten minutes ago.A.No,she hasB.Yes,she doesC.Yes,she hasD.No,she hasn’t( A)7.I the book Little Women yet,but I’ll let you read it first.A.haven’t readB.don’t readC.won’t readD.didn’t read( B)8.Paula was pleased that she her lost watch yesterday.A.findsB.foundC.has foundD.will find( D)9.I can’t find my wallet anywhere.I’m sure I it. A.lost B.will loseC.loseD.have lost( D)10.William Shakespeare for over 400 years,but his works still have great influence today.A.diedB.was dyingC.has diedD.has been dead学习任务群5 文学阅读与写作本任务群旨在引导学生阅读古今中外诗歌、散文、小说、剧本等不同体裁的优秀文学作品，使学生在感受形象、品味语言、体验情感的过程中提升文学欣赏能力，并尝试文学写作，撰写文学评论，借以提高审美鉴赏能力和表达交流能力。
译林版八年级下册英语Unit1语法专项课件(现在完成时1)(共17张PPT)
语法透视 过去分词的变化（规则） 考点大观 (1)一般动词，在词尾直接加“ ed ”。 易错辨析 通关训练
work---worked---worked (2)以“ e ”结尾的动词，只在词尾加“ d ”。 live---lived---lived (3)以“辅音字母 + y ”结尾的动词，将 “y” 变为 “i”，再加“ ed ”。 study---studied---studied (4)重读闭音节结尾，末尾只有一个辅音字母，先双 写该辅音字母，再加“ ed ”。 drop---dropped--dropped
I have finished my homework. 我已经完成作业了。
否定句:主语+haven’t ( have not) +过去分词… 主语+hasn’t ( has not ) +过去分词...
I haven’t finished my homework. 我还没有完成作业。
疑问句:Have / Has+主语+过去分词...?
I have already lost the key.
(我现在没有钥匙)
I haven’t read that book yet . (不了解书的内容) I have just cleaned my hands. (手是干净的)
语法透视 现在完成时的用法 考点大观 易错辨析 通关训练
3) 表示从过去开始并持续到现在的动作或 状态。
语法透视 过去分词的变化（不规则） 考点大观 易错辨析 通关训练 C.过去分词，过去式与动词原形一样 cut—cut—cut put —put—put let—let—let read—read—read
语法透视 现在完成时的标志词1 考点大观 易错辨析 通关训练
现在完成时的课件PPT
肯定句表达注意事项
01
注意区分现在完成时与一般过去时的用法，现在完成时 强调过去发生的动作对现在的影响，而一般过去时只表 示过去的某个动作或状态。
02
注意have/has的变形，当主语为第三人称单数时， have要变为has。
03
过去分词的变化规则需要掌握，包括规则变化和不规则 变化。
03 现在完成时否定句式
针对性辅导
拓展延伸
根据学生的实际情况，教师进行拓展 延伸，提供更多相关知识和练习题目 ，帮助学生进一步提高现在完成时的 运用能力。
针对学生在练习中暴露出的问题，教 师进行针对性辅导，帮助学生解决问 题。
1.谢谢聆 听
肯定句
主语 + have/has + 过 去分词 + 其他成分。
否定句
主语 + have/has + not + 过去分词 + 其 他成分。
疑问句
Have/Has + 主语 + 过去分词 + 其他成分 ？
简略回答
Yes, 主语 + have/has. 或 No, 主语 + haven't/hasn't.
否定句表达注意事项
注意区分现在完成时与一般过去时
现在完成时强调过去发生的动作对现在造成的影响或结果，而一般过去时只表示过去某个时间发生的 动作或存在的状态。
注意have/has的否定缩写形式
have not=haven't，has not=hasn't。
现在完成时疑问句式和回答方
04
式
疑问句构成及用法
特点
具有现在相关的时间参照点，强 调过去动作与现在的联系。
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4.We have known each other before.
上一页
主菜单
下一页
现在完成时的构成
have/has + 过去分词
注： have/has 是助动词
上一页 主菜单
下一页
现在完成时的时间状语
1 already已经 3 just刚刚 注： already 常用于肯定句中. yet 常用于否定句,疑问句尾. 2 before以前
上一页 主菜单
Have We begun our class yet?
下一页
现在完成时的主要用法
1. I have just closed the door. The door isn’t open now. 2. He has already had breakfast. He isn’t hungry now.
carried worried tried cried
like live
liked lived
不规则动词的过去分词
（一）ABC 型: eat ate eaten see saw seen win won won （二） ABB型: build built built （三）AAB型: beat beat beaten （四）ABA型: become became become （五）AAA型: put put put read read read
4.We have known each other before.
We haven’t known each other before.
上一页 主菜单
We haven’t begun our class yet.
下一页
变成一般疑问句
1. I have just closed the door.
Have you just closed the door?
上一页
下一页
变成否定句
1. I have just closed the door.
I haven’t just closed the door.
2.He has already had breakfast. 3.We have already begun our class.
He hasn’t had breakfast yet.
2.He has already had breakfast. 3.We have already begun our class.
Has he had breakfast yet?
4.We have known each other before.
Have We known each other before?
She has just left.
Translate
(have-had) (leave-left)
Have you had breakfast ?
用所给动词的适当形式填空
have waited 1. I _________ (wait) for him for two hours . I am very angry . haven’t talked 2. I ____________ (not talk) to him yet . has been (be) on for fifteen minutes . 3. The film _________ Have read 4. ____ you ever ____ (read) that book before ? Have tried 5. ____ you ever ____ (try) to change her ? has arrived 6. No one ________ (arrive) here yet . Has left (leave) yet ? 7. ____ the bus _____
动作发生在过去； 对现在造成的影响或结果。
上一页
主菜单
下一页
规则动词的过去分词
work visit ask play worked visited asked played stop drop plan prefer
carry worry try cry
抢答环节、重复
stopped dropped planned preferred
上一页
主菜单
按要求改变句子
1. She has done her homework. (改否定句)
She hasn’t done her homework.
2.She has already told us the news. (改否定句)
3.The rain has already stopped. (改一般疑问句) 4.He has lived in ShangHai. (划线提问)
Where has he lived ? Has the rain stopped yet? She hasn’t told us the news yet.
they? (反义疑问 5.They have bought a new car,haven’t ___ ___
1. 你已经找到你的书了吗? (find-found) Have you found your book yet? 2. 他们在这个城市建了许多房子. (build-built) They have built many buildings in this city. 3. Judy还没到达. (arrive-arrived) Judy hasn’t arrived yet. 4. 你吃过早饭了吗? 5. 她刚刚离开.
上一页
主菜单
下一页
初步了解现在完成时
1、现在完成时的构成 2、现在完成时的时间状语 3、现在完成时的用法1
上一页
主菜单
下一页
Look and think
1. I have just closed the door. 2.He has already had breakfast. 3.We have already begun our class.
What have you learned
this class？来自合作吧Work in pairs. Make a dialogue S1: I have already had breakfast. S2: I haven’t had breakfast yet. S3: Have you had breakfast yet? S4: Yes ,I have. (No, I haven’t.)