(共12张PPT)
Discover useful structures
Unit 4 Adversity and courage
Listen to an English song and try to fill in the blanks.
I __________________ with a shadow overhead
I __________________ with a cloud above my bed
I have been lonely for so long
Trapped in the past, I just can’t seem to move on
I __________________ all my hopes and dreams away
Just in case I ever need them again someday
I __________________ aside time to clear a little space in the corners of
my mind……
have been living
have been sleeping
have been hiding
have been setting
The Present Perfect Continuous Tense
Lead-in: Observe and discover
1. This is the adventure that I have been dreaming of.
2. We are now camped on the rice and we have been managing to survive,
but spring is coming, and the ice will soon begin to melt.
3. We have been struggling for days, but things on Elephant Island are
going from bad to worse.
Definition
The Present Perfect Continuous Tense
基本含义:表示动作从过去某一时间开始一直持续到现在,可能刚刚停,
止,也可能仍在继续。
基本结构:“have / has been + 现在分词”
Usages
① We have been waiting for you for half an hour.
② Chinese have been making paper for two thousand years.
①动作发生在过去,刚终止,不再继续下去
②动作发生在过去,还将继续下去
Present
Past
Future
现在完成进行时常与表示一段时间的状语连用,例如:all the time, several times, this week, all night/morning, these few days, over/in the past five years, for…, since…, 等。
1. All these days he has been writing articles to our magazine.
2. Jack has been phoning Jane every night for the last week.
③表示动作并不是一直不停地进行,而是在断断续续地重复。
3. Tom has always been working hard.
4. What have you been doing to my dictionary
④带有感彩,使语言表达更加生动
赞许的感彩
不满的感彩
1. [2020 天津卷]- You are a great swimmer. - Thanks. It's because I
___________________ (practise)a lot these days.
2. [2019 北京卷] A retired engineer, 76-year-old Wilson _______________
(offer) free rides to college students for the past eight years.
3. [2018 全国卷] Languages __________________________(come and go)
for thousands of years, but in recent times there has been less
coming and a lot more going.
has been offering
have been coming and going
have been practising
现在完成进行时和现在完成时的区别
① I've been designing solar racing cars.
② I've designed five or six different cars.
我一直在设计太阳能赛车。
我已经设计五六辆小汽车了。
强调动作的延续性
强调动作的结果
③ I've been taking part in races for four years.
④ How many races have you taken part in
我这四年一直在参加比赛。
你参加多少场比赛了
表示动作在重复
不表示动作的重复
⑤ Recently Mary has been doing sports regularly.
⑥ Recently Mary has done her sports regularly.
最近玛丽一直定期做运动。(有表扬意味)
最近玛丽定期做运动。(只说明一个事实)
现在完成进行时与所有进行时态一样带有感彩,可使表达显得生动,而现在完成时往往只表明一个事实、一种影响或结果,不带感彩。
⑦ We have finished the homework.
⑧ We have been finishing the homework.
某些不具延续性含义的动词,如come, go, marry, die, finish,leave等,不适用于现在完成进行时,但可用于现在完成时。
P41 2
1. The dog started to bark about two hours ago. I really hope it will stop soon.
2. Steve started to play rugby at the age of eight. Now he has become a
professional player.
3. Timmy is holding a table tennis bat and his short hair is damp with
sweat. He looks a little tired after playing table tennis for two hours.
The dog _______________ ____about two hours.
Steve _____________ rugby ______ the age of eight.
for
has been playing
since
has been barking
He looks a little tired ________ he __________________ table tennis for two hours.
because
has been playing
4. Diane hasn't got much sleep this week. She looks terrible today.
5. I tried to phone you this morning. I must have tried a dozen times before
I caught you here.
Diane ____________________ well this week.
I __________________ to phone you this morning.
hasn’t been sleeping
have been trying
1. For the whole morning, the board of the directors ___________________
(discuss) the resolution to increase wages in the coming year.
2. Jason's only recreation is painting. He _________________ (learn) how to
paint for over five years.
3. Even though we lost the game, we should be proud of ourselves because
we _______________ (try) our best and _______ (work) as a team.
4. He finally _________ (finish) the research paper under his tutor's
guidance.
5. My nephew Sam ___________________ (collect) comic books since he
was five. Now he has more than two hundred of them.
6. The company ____________________________ (launch) an advertising
campaign to promote its corporate image.
P41 3
has been discussing
has been learning
have been trying
working
finished
has been collecting
is launching/has launched/ launched
1. 现在完成进行时的基本概念:表示动作从过去某一时间开始一直
持续到现在,这个动作可能刚终止,也可能还在进行。
2. 现在完成进行时的构成: have/has + been + doing
3. 现在完成进行时的常用时间状语: all the time, this week, all night,
these few days, for…, since…等。
4. 现在完成时和现在完成进行时的区别:
① 动作是否有延续性
② 是否表示动作重复性
③ 是否有感彩
summary
Practice makes perfect.
1. People ________________ (pour) into stadiums since the days of ancient
Greece. (2021 全国乙卷)
2. For the biggest stadiums in the world, we _________(use) data supplied
by the World Atlas list so far, which ______ (rank) them by their stated
permanent capacity, as well as updated information from official stadium
websites. (2021 全国乙卷)
3. You know, I _________________ (look) for a job for three months, and
this is my first formal interview.
4. Tom _______ (give) a talk to a large group of people, the same talk I
_________ (give) to half a dozen other groups.
have used
have been pouring
ranks
have been looking
gave
had given
Last month, the Japanese government _________ (express) their thanks for the aid they ____________ (receive) from China. The construction of the two new railway lines __________________ (complete) by now. The prime minister hopes that the people will be better off when he quits than when he _______ (start).
We hope people living in disaster areas ___________ (return) to their normal life as soon as possible.
expressed
had received
has been completed
started
will return
语篇填空