人教版(2019)选择性必修 第三册 Unit 4 Adversity and Courage Discovering Useful Structures课件(共30张)

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人教版(2019)选择性必修 第三册 Unit 4 Adversity and Courage Discovering Useful Structures课件(共30张)

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(共30张PPT)
ADVERSITY AND COURAGE
Learning About Language
Discovering Useful Structures
语法
By the end of the class, you will be able to:
1. learn about the form and function of the present perfect continuous tense --- have/has been doing;
2. learn to review and sum up the differences between have/has done and have/has been doing;
3. learn to talk about and write the things about hobbies and recent activities with the present perfect continuous tense
--- have/has been doing.
Learning Objectives
Discovering the rules
part 1
Scene 1
Welcome to the Endurance,
I am the captain. Let’s start our
expedition.
After the advertisement was posted, we have received more
than 4000 applications.
Think about whether they should be chosen.
MEN WANTED
for a dangerous journey: small wages, bitter,
cold, long months of complete darkness,
constant danger, and safe return uncertain.
Honor and reward will follow if it is successful.
Ernest Shackleton
Applications
I have been working on the ship since I was young.
I have been studying three foreign languages for 10 years.
Jack sailor
48 years old
Mike artist
30 years old
I have been dreaming of the expedition.
Perce jobless
19 years old
Observe and Discover
Find the sentences using the present perfect continuous tense from
the previous text and discuss the function of the tense.
This is the adventure that I have been dreaming of. (diary 1, Para.1)
We are now camped on the ice and we have been managing to survive, but spring is coming, and the ice will soon begin to melt. (diary 2, Para.3)
We have been struggling for days, but things on Elephant Island are going from bad to worse. (diary 3, Para. 1)
Summarize the rules on your own.
现在完成进行时的结构
肯定式:have/has been doing
否定式:have/has + not + been doing
一般疑问式:Have/Has + 主语 + been doing...
现在完成进行时的用法
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。
经常与现在完成进行时连用的时间状语
for +时间段/since+时间点
this week/this month
all day/all the morning/all the time
recently/these few days/over/in the past five years,
等表示一段时间的时间状语
Studying the rules
part 2
What is the function of the present perfect continuous tense
He has been watching TV for 3 hours, but he is still watching
now.
动作发生在过去,还将继续下去。
Present
Past
Future
Where have you been I have been waiting for you for
a long time.
Present
Past
Future
动作发生在过去,刚终止,不再继续下去。
Jack has been phoning Jane every night for the last week.
Tom has always been working hard. (赞许)
What have you been doing to my dictionary (不满)
表示动作并不是一直不停地进行,而是在断断续续地重复。
带有感彩,使语言表达更加生动。
补充
以下几类动词不能用于现在完成进行时:
表示感官、感觉:see,hear,smell 等;
表示爱憎:love,prefer,mind 等;
表示希望、意愿:wish,want,desire 等;
表示相信、猜想:believe,think,suppose 等;
非延续性动词。
Applying the rules
part 3
Practice
Read each situation and rewrite each sentence using the present
perfect continuous tense.
sent perfect continuous tense (现在完成进行时)
present perfect continuous tense (现在完成进行时)
The dog started to bark about two hours ago. I really hope it will stop soon.
e.g. The dog has been barking for about two hours. I really hope it will stop soon.
Steve started to play rugby at the age of eight. Now he has become a professional player.
Steve has been playing rugby since the age of eight. Now he has become a professional player.
Practice
Read each situation and rewrite each sentence using the present
perfect continuous tense.
e perfect continuous tense (现在完成进行时)
present perfect continuous tense (现在完成进行时)
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.
Timmy is holding a table tennis bat and his short hair is damp with sweat. He looks a little tired because he has been playing table tennis for two hours.
Practice
Read each situation and rewrite each sentence using the present
perfect continuous tense.
perfect continuous tense (现在完成进行时)
present perfect continuous tense (现在完成进行时)
Diane hasn’t got much sleep this week . She looks terrible today.
Diane hasn’t been sleeping well this week. She looks terrible today.
I tried to phone you this morning. I must have tried a dozen times before I caught you here.
I have been trying to phone you this morning. I must have tried a dozen times before I caught you here.
The function of the present perfect continuous tense
Sentence Started from the past and last/repeat till now Be likely to continue in the future Imply strong emotion Emphasise the action has lasted long
Sentence 1
Sentence 2
Sentence 3
Sentence 4
Sentence 5
Scene 2
The Endurance got stuck in ice and we had to abandon it, as we approached Antarctica. We are not allowed to take most of our personal belongings, but Shackleton allowed Hussey to keep his banjo, which is his hobby.
Work in pairs
Interview your partner about: hobbies, new habits, or
dreams etc. The following questions might help you:
Do you have any hobbies or interests

How long have you been learning/playing...

What have you been doing recently

Sample Conversation
—A: Do you have any hobbies
—B: Sure. I have several hobbies such as table tennis, photography, and travelling. But my favourite hobby is playing the guitar.
—A: How long have you been learning the guitar
—B: I have been learning the guitar since I was eight years old. I saw a video of someone playing and I fell in love with it.
—A: That’s great.
Present perfect continuous tense vs Present perfect tense
Compare two sets of examples and observe the differences.
He has climbed the mountain three times.
He has been climbing the mountain for three hours.
My brother has been finishing homework for 3 hours,
but he has not finished it yet.
Summary
现在完成进行时 现在完成时
强调动作的_________ 强调动作的_______
多用来询问和表达一个______________或_________________ 多用来询问和表达一个________________或____________________
延续
完成
正在发生的动作
活动延续多长时间
已结束的动作
活动所完成的分量和频率
Practice
For the whole morning, the board of directors ___________ ___________(discuss) the resolution to increase wages in the coming year.
Jason’s only recreation is painting. He ______________ (learn) how to paint for over five years.
Even though we lost the game, we should be proud of ourselves because we ______ (try) our best and _______ (work) as a team.
has been
discussing
has been learning
tried
worked
Complete the sentences below using the correct tenses of the verbs in brackets. Then explain your reasons to your partner.
Practice
Complete the sentences below using the correct tenses of the verbs in brackets. Then explain your reasons to your partner.
He finally ________ (finish) the research paper under his tutor’s guidance.
My nephew Sam _________________ (collect) comic books since he was five. Now he has more than two hundred of them.
The company ________________________________ (launch) an advertising campaign to promote its corporate image.
finished
has been collecting
is launching / has launched / launched
Practice
Fill in the blanks, using correct tenses.
Jim is a mountain climber. He _________________(climb)since he was a child. What’s amazing is that he__________(do)this many times without a rope or any protection. This kind of climbing is called “free soloing”. He_________(make)more than a thousand free-solo climbs. When he was a small child, he _______(begin)by practicing at a gym far from his home. He______(go)there six days a week. Throughout his life, he_______________________________
(increase)his risks. He_____________(appear) on many TV shows and in many magazines. In 2020, he______(be)on the cover of National Geographic magazine.
has been climbing
has done
has made
began
went
has increased/has been increasing
has appeared
was
Scene 3
Group work
Write a message in a bottle to explain our situation and ask for help.
Requirements: using the present perfect continuous tense as many as possible.
We are camping on Elephant Island now, and Shackleton left us to find help on South Georgia Island. We are facing extremely challenging circumstances and mental challenges.
Sample
We are conducting an expedition to the South Pole with Sir Ernest Shackleton. During the journey, our ship got stuck and we had to abandon it. We are trapped on Elephant Island, near South Georgia Island. We have been facing extremely challenging circumstances and mental challenges. We have been struggling for months. We have no decent place to sleep and we haven’t
been eating anything for 6 days. Please send help as soon as possible!
Your faithfully,
The Captain of the Endurance
Conclusion
part 4
Mind map
现在完成进行时
现在完成进行时的结构
现在完成进行时的用法
肯定式:have/has been doing
否定式:have/has + not + been doing
一般疑问式:
Have/Has + 主语 + been doing...
动作发生在过去,还将继续下去。
动作发生在过去,刚终止,不再继续下去。
带有感彩,使语言表达更加生动。
表示动作并不是一直不停地进行,而是在断断续续地重复。
Homework
Make a mind map of the present perfect continuous tense by yourself.
Write a short passage about yourself, using the present perfect continuous tense.
e.g. My hobbies/My new habits/My dreams/My experience of learning...
Sample
My hobbies
I have been showing great interest in English since I was young. I have been learning English for may years. I graduated from Shaanxi Normal University in 2016, where I chose English as my major. Since my graduation, I have been teaching English in a senior high school, where I have been trying my best to help the students to achieve their dreams. Many of my students have been admitted to key universities. Recently I have been working out regularly to keep fit, which will give me the chance to be a better teacher, who will always help the students in need.

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