初中英语专题复习课件：现在完成时态 (26张PPT)

(共26张PPT)
Have you ever been to the Great Wall ?
你曾经去过…吗？

Yes I have. /No,I haven’t.//No,never.
Have you ever been to Hainan Island ?

Yes,I have./No,I haven’t./No,never.
water park
Have you ever been to …?
Yes, I have. / No, I haven’t. /No,never.
现在完成时复习
Review of the Present Perfect Tense
肯定句：主语＋ have/has+过去分词＋其他成分。
现在完成时态:
否定句：主语＋have/has+not+过去分词＋其他成分。
一般疑问句：Have/Has+主语＋过去分词＋其他成分？
特殊疑问句：特殊疑问词＋have/has＋其他成分？
I have cleaned my bedroom.
I haven’t (have not) cleaned my bedroom.
Have you cleaned your bedroom?
* 现在完成时的构成：

have/has + 动词的过去分词
注：动词过去分词的构成分为规则变化和不规则变化，
规则变化的动词过去分词与过去式是一样的，不
规则变化的动词须特殊记忆。
规则动词过去分词的构成
1. 一般在动词后直接加-ed
构成规则
2. 以不发音的e结尾的动词，
直接加-d
3.末尾只有一个辅音字母的
重读闭音节词，先双写这
个辅音字母，再加-ed
4.结尾是“辅音字母+y”的动词，
先变“y”为“i”再加-ed
例词
look looked
play played
live lived
hope hoped
stop stopped
plan planned
study studied
carry carried
Exercise
写出下列动词的过去分词：


like

cry

stay

learn


shop

finish

cook

arrive
liked
cried
stayed
learned
shopped
finished
cooked
arrived
不规则动词过去分词的构成
1. 三个主要动词
is, am
be
are
was

were
been
have/has
had
had
do/does
did
done
2. AAA型 （三者一致）
cut cut cut
let let let
put put put
cost cost cost
read read read
3. ABA型 （过去分词与原形一致）
come came come
become became become
run ran run
4. ABB型 （过去分词与过去式一致）
bring brought brought
find found found
hear heard heard
keep kept kept
make made made
此外还有leave, win, tell, spend, say，meet等等。
5. ABC型 （三者不一致）
eat ate eaten
give gave given
write wrote written
see saw seen
get got gotten
begin began begun
此外还有go, take, know, speak, swim等等。
现在完成时的用法：
1. 表示已完成的某一动作对现在造成的影响或结果
1） 标志词:
already:

yet:
多用于陈述句，位于have/has后，有时位于句末。
e.g. I have already finished my homework.
用于疑问句和否定句，位于句尾。
e.g. Have you found your lost book yet ?
I haven't had breakfast yet.
ever :

never:
多用于疑问句，问初次经历。
e.g. Have you ever been to Beijing?
用于否定句，位于have/has后
e.g. He has never argued with other people.
2）无标志词的：
e.g. He is not feeling well now. He has caught a cold.
I have lost the key. I can't go into my room.
2. 表示从过去已经开始，持续到现在的动作
或状态。
标志词:
1）for +一段时间 e.g. We have lived in this city for ten years.
2） since +过去时间点
since +一段时间+ago
since +从句（从句用一般过去式）
e.g. He has worked here since 1990.
She has taught in this school since two years ago.
We have known each other since we met.
Exercise
( )1. I have______ watered them.
A. already B. yet C. never D. ever
( )2. Have they started their homework ____?
A. already B. yet C. just D. ever
( ) 3.He has worked this school ___3 years
A. for B. since C. just D. ever
( )4.I have studied English ___3 years ago.
A. for B. since C. just D. ever
( )5.Have you ____been on a beach vacation?
A. already B. yet C. just D. ever


A
B
A
D
B
去过
常与ever, never,
once,twice,连用
在…
与时间段连用
用how long 提问
去了
说话时某人不在
只用于第三人称

A: Where is Bob ?
B: He ____________ Japan with
his sister.
has gone to
去过
常与ever, never,
once,twice,连用
在…
与时间段连用
用how long 提问
去了
说话时某人不在
只用于第三人称

A: How long ____ you _______ China?

B: I _________ here for 3 years.
have been
have been in
去过
常与ever, never,
once,twice,连用
在…
与时间段连用
用how long 提问
去了
说话时某人不在
只用于第三人称

A: _____ you ever ________ the city ?

B: No , never .
Have been to
1. A: Where’s Jim, Li Lei?
B: He ______________his school library.
2. The Greens _____________China for three years.
3. We _____________the Great Wall twice.
It’s very beautiful.
has gone to
have been in
have been to
她曾经去过上海。
She has ____ ____Shanghai before.
他在上海10年了。
He has ____ ___ Shanghai for ten years

他去上海了。He has ____ ___Shanghai.
been
been
gone
to
in
to
He ____ (have) ever been to Shanghai.
She ______(go) to the zoo last week.
I ____(have) ever been to Hong Kong.
They _________(not have) been to the Great Wall.
5.He ___________(work) in our school for one year.
6. He ______(come) to our school last year/in 2019.
7. They __________ (cook) the supper already.

has worked
went
has
haven’t
have
came
have cooked
1. Has your brother _____ the dog? A kept in? B fed? C fed on? D kept on

2.Have you ever _____to the Great Wall? It‘s very beautiful. A gone? B been? C went? D go
3.The Greens _____many places of interest since they came to China. A will visit? B visited? C have visited? D visit

4. I'm sorry, I ____ your name. ?A had forgotten B forgot?
C have forgotten? D forgotten
5.We have ____ all the paper so we need to buy some.
A used up? B made of??C filled with? D hunted for
B
B
C
C
A
1.现在完成时动词构成:
2.标志词:

3.have/has been to have/has gone to have/has been in
have / has + 动词过去分词
already never ever yet since for …

summary
她成为一名护士已经三年了。

我五年前就认识李雷了。

那些相片我已经寄给他了。（post）

自从我来到这个学校后，他就一直教我。


我刚丢了我的历史书。
She has been a nurse for three years.
I have known Li Lei since five years ago.
I have already posted the photos to him.
He has taught me since I came to the school.
I have just lost my history book.
know, knew ,known
teach,taught,taught
lose,lost,lost
Chinese==>English
Thank you