2023届高三英语一轮复习现在完成时复习课件（14张ppt)

(共14张PPT)
revision
Perfect Tense
present perfect
present perfect continuous tense
past perfect tense
the difference between the perfect tense
and the past tense
01
02
03
04
Learning focus
future perfect tense
05
现在完成时(present perfect)的基本用法：
1.表示过去发生的某一动作到现在已完成，并对现在造成影响。句子中常见already, yet, never, ever, just, twice等副词。
e.g. --- Are you available
---Yeah, I have just finished my homework.
2.表示过去某一时间开始并一直持续到现在的动作或状态，常和表示一段时间的状语连用，如so far, over the past 2 years, since 2000, for a long time等。
e.g. I have learned English since I was five years old.
01
past
present
future
Attention
短暂性动词的完成时不能与表示一段时间的状语连用。
I have borrowed the book from the library for a month.
It is now overdue.
I have kept the book from the library for a month.
类似情况的动词及转化：
become/get begin/start
get to/arrive die
finish join
leave buy
be
be on
be in/at
be dead
be over
be in/a member
be away
have
3. 现在完成时的固定结构：
(1) It is the first/second/last/.... time (that) sb. has done sth.
That is the first time I __________(visit) the Summer Palace.
(2) It is the + 最高级+n. +(that) sb. has done.
It is the best editing tool _______________(我用过的).
(3) It is/has been + 一段时间+ since sb. did sth.
Translate: 自从我俩上次见面到现在已经有两年了。
It is/has been two years since we met last time.
(4) have been to
have gone to
I have ever used
have visited
去过某地（已经回来）
过了某地（还没回来）
自从...以来已经有...
现在完成进行时(present perfect continuous tense)的基本用法：
表示动作发生在过去，持续到现在，并且还继续发生着；
常和表示一段时间的状语连用，如: recently, all this time, this month,以及since和for引导的状语连用。
e.g.(1) She has been reciting the words all the morning.
(2) I _________________(learn) English for 10 years.
02
past
present
future
have been learning
have learned
过去完成时(past perfect tense)的基本用法：
表示在过去某一时间或动作之前已经发生或完成了的动作，即“过去的过去”,常与“by the end of last...”等状语连用。
e.g. (1) Lucy had already had breakfast before her family got up.
(2) We ___________(learn) over three thousand English
words by the end of last term.
(3) He said that he _________(see) the film before.
03
past
present
future
had learned
had seen
过去完成时的特殊句式：
(1) It was the first/second/last...time + (that) sb. had done
It was the first time I ___________(donate) money to
charity online.
(2) Hardly had sb. done...when sb. did sth.
No sooner had sb. done...than sb. did sth.
Translate: 他刚要开始演讲，听众就打断了他。
Hardly had he begun to speak when the audience interrupted him.
had donated
将来完成时(future perfect tense)的基本用法：
表示在将来某一时刻时已经完成了或者还可能持续着的动作，常与by+表示将来时间的短语或before the end of+表示将来的短语连用。
e.g. (1) By the time you get home I will have cleaned the house
from top to bottom.
(2) By seven o'clock today we ______________(get) to
Shanghai if the train works well.
04
past
present
future
will have got
完成时和一般过去时的区别：
圆环：
红色：
黄色：
蓝色：
05
past
present
future
过去时
过去完成时
现在完成时
现在完成进行时
Exercise
1. By the time my parents reached home yesterday, I ____
dinner already.
A. had cooked B. cooked C. have cooked D. was cooked
2. I can’t see any coffee in this cupboard. ________
A. Has it all finished B. Was it all finished
C. Has it all been finished D. Did it all finish
3. --- I'm sure Andrew will win the first prize in the final.
--- I think so. He _____ for it for months.
A. is preparing B. was preparing
C. had been preparing D. has been preparing
4. The unemployment rate in this district ____ from 6% to 5%
in the past two years.
A. has fallen B. had fallen C. fell D. was falling
5. ---Kevin, you look worried. Anything wrong
--- Well, I ____ a test and I'm waiting for the result.
A. will take B. took C. had taken D. have taken
6. It is the first time that I_______to Beijing.
A. was B. have been C. came D. will come
7. I ________ the exam by 10 o'clock tomorrow.
A. finish B. will finish
C. have finished D. will have finished
8. During the last three decades, the number of people participating in physical fitness programs ____________
(increase) sharply.
9. Hardly ___ she ______(speak) when she regretted it bitterly.
10. —How long _____ you _____ to Disneyland
—For three days. I _____ (visit) the theme park last Sunday.
11. That is the weirdest news that I ____ ever _____(hear).
12. --- Is Peter coming
--- No, he ________(change) his mind after a phone call at
the last minute.
had spoken
has increased
have been
visited
have heard
changed
Homework