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现在完成时ppt精品课件ppt课件
❖ 8.What time have the factory opened?
did
open
❖ 9.I have gone to Chunhua Middle School twice been to
Exercises
❖ I am an American boy I came to China two years ago. Ihave s_tu_d_ie_d_(study) here for two years. My father often takes(take) me_to__pl_ay_ (play) football on the playground.
Exercises
❖ 1. I h__a_v_e_h_a_d_(have) lunch already. ❖ 2. Has the train_a_r_r_iv_e_d_ (arrive), yet? ❖ 3.Tome _h_a_s_ never_b_e_e_n__to_ (be to ) China. ❖ 4. The twin __h_a_s__just _s_e_e_n_(see) my
❖ have/has been in:表示某人“已在某地停留 一段时间，现仍在那里”，其后常带表示 一段时间的状语。
Exercises
❖ 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。
eg.1. He had his breakfast at 6:00 He has had his breakfast.
2. When did you come here? I watched the football match on TV at 9:00.
现在完成时课件全
答案及解析：
答案：haven't been
解析：句意表示“自从上个月以来，我还没有去过电影院”，表示从过 去某一时刻到现在为止的动作，用现在完成时，且“have+be动词”表 示状态，故用haven't been。
填空题练习
• 题目1： They ___(live) in this city for ten years.
04
现在完成时的注意事项
现在完成时与一般过去时的区别
总结词
两者都表示过去发生的动作，但侧重 点不同。
示例
I have read the book.（我已经读过 这本书了，现在我知道书的内容了。
）
详细描述
现在完成时强调的是这个动作对现在 的影响或结果，而一般过去时只是单 纯地表示过去某个时间点发生的动作 ，不涉及现在的情况。
填空题练习
答案及解析：
答案：have read
解析：句意表示“我已经读过这本书两次了”，表示从过去某一 时刻到现在为止一直进行的动作，用现在完成时，且“read”表 示阅读，故用have read。
翻译题练习
题目1： 我已经完成了我的作业。（翻译成英文 ）
答案：I have finished my homework.
yet
常用于否定句或疑问句，表示某动作还未 完成。例如：“Have you finished your homework yet?”（你作业写完了吗？ ）
ever
常用于疑问句，表示曾经做过某事。例如 ：“Have you ever been to the Great Wall?”（你曾经去过长城吗？）
填空题练习
01
答案解析：
02
答案：have lived
答案：haven't been
解析：句意表示“自从上个月以来，我还没有去过电影院”，表示从过 去某一时刻到现在为止的动作，用现在完成时，且“have+be动词”表 示状态，故用haven't been。
填空题练习
• 题目1： They ___(live) in this city for ten years.
04
现在完成时的注意事项
现在完成时与一般过去时的区别
总结词
两者都表示过去发生的动作，但侧重 点不同。
示例
I have read the book.（我已经读过 这本书了，现在我知道书的内容了。
）
详细描述
现在完成时强调的是这个动作对现在 的影响或结果，而一般过去时只是单 纯地表示过去某个时间点发生的动作 ，不涉及现在的情况。
填空题练习
答案及解析：
答案：have read
解析：句意表示“我已经读过这本书两次了”，表示从过去某一 时刻到现在为止一直进行的动作，用现在完成时，且“read”表 示阅读，故用have read。
翻译题练习
题目1： 我已经完成了我的作业。（翻译成英文 ）
答案：I have finished my homework.
yet
常用于否定句或疑问句，表示某动作还未 完成。例如：“Have you finished your homework yet?”（你作业写完了吗？ ）
ever
常用于疑问句，表示曾经做过某事。例如 ：“Have you ever been to the Great Wall?”（你曾经去过长城吗？）
填空题练习
01
答案解析：
02
答案：have lived
现在完成时公开课课件
REPORT
CATALOG
DATE
ANALYSIS
SUMMAR Y
04
现在完成时与一般过去 时的区别
时间上的区别
总结词
现在完成时与一般过去时在时间上有 明显区别。
详细描述
现在完成时表示动作发生在过去，但 与现在存在关联，强调对现在的影响 或结果。而一般过去时仅表示动作发 生在过去，与现在没有直接关联。
DATE
ANALYSIS
SUMMAR Y
01
现在完成时的定义和构 成
定义
总结词
现在完成时是英语语法中的一种时态，表示某个动作已经发生，并对现在产生 影响或结果。
详细描述
现在完成时是用来描述过去发生的动作或状态，但这个动作或状态与现在的情 况有直接关系。它常常与一些时间状语连用，如"already"（已经）、"yet"（还 ）、"just"（刚刚）等。
总结词
强调动作或状态从过去到现在一直持续 发生或存在。
VS
详细描述
现在完成时可以用来表示某个动作或状态 从过去某个时间点一直持续到现在，强调 时间的延续性。这种用法常用于描述习惯 、经历或历史事件。例如，“He has lived in this city for ten years”（他在 这个城市住了十年）。
REPORT
CATALOG
DATE
ANALYSIS
SUMMARY
现在完成时公开课课 件
目录
CONTENTS
• 现在完成时的定义和构成 • 现在完成时的基本用法 • 现在完成时的特殊用法 • 现在完成时与一般过去时的区别 • 现在完成时的常见错误 • 现在完成时的练习与巩固
现在完成时课件人教版九年级英语全册
般过去时 “自...以来已经多长时间”
A :How long have you had
?
B: I have had ___________ s have had ____________since ___________ago.
D:I have had
for
years.
2) for + _时__间__段____ (时间点/时间段）：
指某个动作或情况到现在为止持续了多久
3) since + _时__间__点____ (时间点/时间段）：
指某个动作或情况从过去某个时间点
一直持续到现在
for 和 since 有时候可以互换：
for + 时间段
=
since + 时间段+ ago
她买那个玩具熊多久了？ --How long has she had that toy bear?
买了六年多了。 —She has had that toy bear for more than 6 years.
1.这本书我已借了两月了。
I have kept the book for a month. 2.这位老人已去世多年了。
finish — be over
fall sleep — be asleep
join — be in/be a member of
become — be
make friends — be friends
come/go/ — be+相应的介词短语
1） Mary __h_a_s_b__e_e_n___( has been/ has
4a 3. I have a camera. I bought it in 2009.
A :How long have you had
?
B: I have had ___________ s have had ____________since ___________ago.
D:I have had
for
years.
2) for + _时__间__段____ (时间点/时间段）：
指某个动作或情况到现在为止持续了多久
3) since + _时__间__点____ (时间点/时间段）：
指某个动作或情况从过去某个时间点
一直持续到现在
for 和 since 有时候可以互换：
for + 时间段
=
since + 时间段+ ago
她买那个玩具熊多久了？ --How long has she had that toy bear?
买了六年多了。 —She has had that toy bear for more than 6 years.
1.这本书我已借了两月了。
I have kept the book for a month. 2.这位老人已去世多年了。
finish — be over
fall sleep — be asleep
join — be in/be a member of
become — be
make friends — be friends
come/go/ — be+相应的介词短语
1） Mary __h_a_s_b__e_e_n___( has been/ has
4a 3. I have a camera. I bought it in 2009.
初中现在完成时讲解ppt
for
since
for
since
for
since
练习题: 1.It's a long time since we ____ (meet) last, isn't it? 2.--I know you ___________ (choose) a picture book among these. --Yes,Have a look at it, please. 3.So far, spaceships without people ___________ (reach) the moon and some other parts of the universe. 4.My father____ home for nearly three weeks. A.has gone away from B.has left C.has been away from D.went away 5.Mr. and Mrs. Green have_____in China for a week. A.been B.got C.arrived D.reached
eg.--- I’ve lived here for 15 years. eg.--- I’ve lived here since 15 years ago(1990)
选用for和since填空: 1.We haven’t seen each other ______ a long time. 2.His father has been in the factory ______ 10 years ago. 3.The film has been on ______ 20 minutes. 4.Mr Green has worked here ______ he came to China. 5.His grandparents have been dead ______ several years. 6. It’s five years _______ we met last time
since
for
since
for
since
练习题: 1.It's a long time since we ____ (meet) last, isn't it? 2.--I know you ___________ (choose) a picture book among these. --Yes,Have a look at it, please. 3.So far, spaceships without people ___________ (reach) the moon and some other parts of the universe. 4.My father____ home for nearly three weeks. A.has gone away from B.has left C.has been away from D.went away 5.Mr. and Mrs. Green have_____in China for a week. A.been B.got C.arrived D.reached
eg.--- I’ve lived here for 15 years. eg.--- I’ve lived here since 15 years ago(1990)
选用for和since填空: 1.We haven’t seen each other ______ a long time. 2.His father has been in the factory ______ 10 years ago. 3.The film has been on ______ 20 minutes. 4.Mr Green has worked here ______ he came to China. 5.His grandparents have been dead ______ several years. 6. It’s five years _______ we met last time
现在完成时ppt精品课件
B: Where did you buy it?
A: I bought it in my hometown. A: have you seen the film? B: Yes, I have. A: When did you see it? B: I saw it last Sunday.
现在完成时不能与表示过去的时间状语连 用，常与之连用的时间状语有：
6. Mr. Brown has had his TV __f_o_r__ 15 years. 7. I’ve taken driving lessons __s_in_c_e__last month.
8. My sister has had her cell phone _f_o_r___a month .
He studied English for five years.
（只说明他过去学过五年英语，但现在不学了。）
❖ I’ve lived here for ten years. 我在这里住了 10年。(现在仍住这儿)
❖ I lived here for ten years. 我在这里住过10 年。(现在不住这儿了)
再加“ ed ”。 ， study---studied---studied
cry---cried---cried
(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 ”。
stop---stopped---stopped drop---dropped--dropped
2、不规则变化
当有 so far, in/during/over the past/ last few days(在过去/最近的几年里)，since 接过去时间状语或过去时的句子等常用 现在完成时 (不能与确定的时间)
现在完成时公开课ppt课件
规则动词
• (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---lived
• (3)以“辅音字母 + y ”结尾的动词，将 "y" 变为 "i" ，再加 “ ed ”。
Revision of the Present Perfect Tense
现在完成时专讲
1
复习目录
• 现在完成时态的概念 • 现在完成时态的结构 • 现在完成时态的否定，疑问形式 • 现在完成时态的用法 • 现在完成时态与一般过去式的比较 • 现在完成时态练习
2
冬天来了，春天还会远吗？
If winter has already come, can spring be far behind?
3
1.现在完成时的概念
1）表示过去发生或已完成的动作对现在造成的影 响或结果；
2） 表示过去已经开始并一直持续到现在的动作或 状态。
E.g. He has learned English since 2001.
现在完成时
past 一般过去式
now 现在进行时
future 一般将来时
4
一. 结构 1.肯定句: have / has + p.p.(过去分词) 2.否定句: have/has + not + p.p.(过去分词) 3.一般疑问句: Have / Has 提到句首 Yes, … have / has. No, … haven't /hasn’t.
现在完成时态课件
例如，“They has arrived.”（错误），应改为“They have arrived.”（正确）。
其他易错点提示
要点一
忘记在助动词后加动 词的过去分词形式
例如，“I have go to the park.” （错误），应改为“I have gone to the park.”（正确）。
感谢您的观看
不规则动词变化举例
be - was/were have - had
go - went
不规则动词变化举例
do - did see - saw
eat - ate
不规则动词变化举例
01
take - took
02
make - made
03
find - found
04
bring - brought
特殊情况处理技巧
例如
I have already finished my homework.（我已经完成我的作业了。）
否定句结构和用法
现在完成时态否定句的基本结构是
主语+have/has+not&# watched the movie yet.（她还没有看过那部电影。）
疑问句结构和用法
现在完成时态课件
contents
目录
• 现在完成时态基本概念 • 现在完成时态用法详解 • 动词变化规则及特殊情况处理 • 句子结构和用法举例 • 常见错误及注意事项 • 练习与巩固环节
01 现在完成时态基本概念
定义与用法
现在完成时态表示过去发生的动作对现在 造成的影响或结果，或表示从过去某个时 间点开始一直持续到现在的动作或状态。
经历与经验
现在完成时态还可以表示过去的经历或经验，这些经历或经验对现在的情况或 行为产生影响。例如，“He has traveled to many countries.”（他去过很多 国家。）
其他易错点提示
要点一
忘记在助动词后加动 词的过去分词形式
例如，“I have go to the park.” （错误），应改为“I have gone to the park.”（正确）。
感谢您的观看
不规则动词变化举例
be - was/were have - had
go - went
不规则动词变化举例
do - did see - saw
eat - ate
不规则动词变化举例
01
take - took
02
make - made
03
find - found
04
bring - brought
特殊情况处理技巧
例如
I have already finished my homework.（我已经完成我的作业了。）
否定句结构和用法
现在完成时态否定句的基本结构是
主语+have/has+not&# watched the movie yet.（她还没有看过那部电影。）
疑问句结构和用法
现在完成时态课件
contents
目录
• 现在完成时态基本概念 • 现在完成时态用法详解 • 动词变化规则及特殊情况处理 • 句子结构和用法举例 • 常见错误及注意事项 • 练习与巩固环节
01 现在完成时态基本概念
定义与用法
现在完成时态表示过去发生的动作对现在 造成的影响或结果，或表示从过去某个时 间点开始一直持续到现在的动作或状态。
经历与经验
现在完成时态还可以表示过去的经历或经验，这些经历或经验对现在的情况或 行为产生影响。例如，“He has traveled to many countries.”（他去过很多 国家。）
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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.
been in
buy have/has had come to have/has been in go to have/has been in
you can take it to your classroom . (mend )
(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.
Key words
since
since 后面带过去时间或有一般过去时的句子
Tom _h_a_s_w_o_r_ke_d___ in the factory since
so far
到目前为止
We __h__a_ve__ only ___p_l_a_n_te_d____ 100 trees
so far. (plant)
Key words
for just
yet ever never since before already so far
in the past 10 years how long
A: __H_a_s__ your brother _fi_n_is_h_e_d his
homework yet? (finish)
B: Yes, he ‘s already done it.
Key words
yet already ever never
注意： ever 曾经 用于疑问句中 never 从不 带有否定意义
go to have/has been in
got to have/has been in
have/has been in join
have/has been a soldier
will it still be far in summer?
Spring has already come.
现在完成时态
一)构成: have/has+动词过去分词
基本结构
have / has + done
助动词 （可以帮助 构成肯定、疑问和 否定句）
1.He has cleaned his room. (写一个一般疑问句） Has he cleaned his room?
2. She has lived in London for four years. (划线部分提问）
How long has she lived in London?
3. He has been to China, h_a_s_n_’t__h_e_?
（写出反义疑问句部分）
4. They have come back from work. (写否定句） They haven’t come back from work.
现在完成时的主要用法
(一)表示过去发生的动作或事情对 现在的影响和产生的结果.它强调 的是过去的动作同现在的联系.常 用的时间状语有already, yet, ever, never, just, before等.
Key words
yet already
注意：already 用于肯定句， yet 用于疑问句和否定句中
he left school ten years ago. (work )
Key words
since for + 一段时间
A: How long __h_a_ve__ you _ta_u_g_h_t___ in
this school? (teach )
B: For 6 years.
Key words
I have left Shanghai for 3 days.
been away for 3 days.
buy have/has had
leave
come to have/has been in go to have/has been in
got to have/has been in
have/has been in join
twice 也可以是其他表示次数的词
• He has bought the book. • He has bought the book for a week. • He has had the book for a week.
buy
have
come /go/get to be in
be in join
have/has been a soldier
have/has been away
I have borrowed the dictionary since 3 days ago .
kept
buy have/has had
leave have/has been away
come to have/has been in borrow have/has kept
be a …member
leave be away borrow keep begin be on finish be over die be dead reture be back
She has bought the computer for two years.
had
buy have/has had
A: __H_a_ve___ you ever _b_e_e_n___ to the
park? ( be )
B: No, never.源自Key wordsyet
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,
关于现在完成时公开课
Studying aims
1.现在完成时的构成 2.现在完成时的主要用法
及相关的时间状语 3. 短暂性动词与时间段的关系
4. have been 与have gone 比较
5.与一般过去时的用法比较
春天已经来了,
Spring has already come,
夏天还会远吗 ?