外研版（2019）选择性必修第二册Unit 2 lmproving Yourself Grammar 课件(共29张PPT)

(共29张PPT)
Past perfect passive
高中新外研版选择性必修二
Compare the sentences
1. Were the students in sentence (a) persuaded
before the detox started, or afterwards
a. At the start of the detox, over 100 students had been persuaded
to stop using social media, in ANY form, for seven days.
b. At the start of the detox, people had persuaded over 100 students to stop using social media, in ANY form, for seven days.
Compare the sentences
2. What is the difference between sentences (a) and (b)
Sentence (a) uses the passive voice of the past perfect tense, while sentence (b) uses the active voice of the past perfect tense.
a. At the start of the detox, over 100 students had been persuaded
to stop using social media, in ANY form, for seven days.
b. At the start of the detox, people had persuaded over 100 students to stop using social media, in ANY form, for seven days.
a. At the start of the detox, over 100 students had been persuaded
to stop using social media, in ANY form, for seven days.
b. At the start of the detox, people had persuaded over 100 students to stop using social media, in ANY form, for seven days.
Compare the sentences
3 Why does the author choose to use a passive form instead of an active form
The passive voice can be used to emphasise the acceptor of an action.
Look for more sentences
They had been promised money by family and friends for each day spent without using social media.
But on reflection, I can see how much of my time had been occupied with checking my phone.
Summarise its use
present
future
past
past perfect
past perfect tense
表示在过去某一时间或动作之前已经完成的动作。
过去完成时的被动语态的基本用法
(1)当by, before，when, by the time, until 等引导的时间状语从句的谓语动词
是一般过去式时，以及by，before等后接过去的时间时，主句的动作发生在从句
的动作或过去的时间之前，且表被动时，要用过去完成时的被动语态。
By the time Tom, a boarder, got to the golf club, the first period had been finished. 当寄宿生汤姆到达高尔夫俱乐部时，第一阶段已经结束了。
Had the new conclusion been discussed before the meeting
这个新结论在开会前被讨论过吗？
过去完成时的被动语态的基本用法
(2) 用在told，said，knew，heard，thought，wondered等动词后的宾语从句
中，表示宾语从句中的动作已被完成。
The boy was told that his politics paper had not been handed in.
这个男孩被告知他还没有交政治试卷。
The media reported more than 1,000 people had been killed in the earthquake of this district. 媒体报道有1 000多人在这个地区的地震中丧生。
过去完成时的被动语态的基本用法
(3) 在 It was the first/second/...time that...句型中，that从句的主语是动作的
承受者时，要用过去完成时的被动语态。
It was the second time that his food and necessities had been stolen.
这是第二次他的食物和生活必需品被偷了。
(4) 在虚拟语气中，条件句表示与过去的事实相反，且主语是动作的承受者时，要用
过去完成时的被动语态。
If I had been asked earlier，I would have helped him objectively analyze the problem. 如果他早点问我，我会帮助他客观地分析问题。
过去完成时的被动语态的基本用法
(5) 根据语意可以判断出动作先后的被动语态，先发生的被动动作用过去完成时的被
动语态。
As the assignment had been done，he switched on the TV and lay on the sofa，very relaxed. 因为任务已经完成了，他打开电视并躺在沙发上，非常放松。
现在完成时的被动语态表示相对于现在来说已被完成的动作，
过去完成时的被动语态表示相对于过去某一时刻来说已被完成的动作。
This polluted river has been cleaned.
这条被污染了的河流已被净化。(该句表示到现在为止这条河流已被净化)
He said this book had been translated into Japanese.
他说这本书已被译成日语。(该句表示到他说话时所在的时间为止这本书已被译成日语)
Complete Jack’s blog post with the correct form of the verbs in brackets.
had been met
doing
Complete Jack’s blog post with the correct form of the verbs in brackets.
doing
had been cleaned
had been put
had been left
to make
avoiding
Complete Jack’s blog post with the correct form of the verbs in brackets.
Work in pairs. Describe the pictures using the past perfect passive.
Jack started the habit of cleaning his room last week. This is what his room looked like yesterday morning.
But two weeks ago, Jack’s room was like this:…
What's your impression on the room
clean,
tidy,
neat,
in order,
...
messy, disorderly，
out of order, ...
高中新外研版选择性必修二
Improving behaviour
Match the sentences
1 Do not litter.
2 Do not talk loudly in public.
3 Do not spit in public.
4 Do not walk on the grass.
5 Do not smoke.
6 Do not take photos.
a
b
c
d
e
f
a
b
e
f
c
d
Complete the conversations with the correct form
of the words and expressions in Activity 5.
1 A: What do you do when people __________________
B: I put my headphones on. I don’t want to hear other people’s
conversations.
2 A: How can we stop people ________________________
B: We should tell them it’s dirty and it can spread diseases.
3 A: What would you do if you saw people __________________
B: I would go up to them and ask them to put the litter into a rubbish bin.
talk loudly in public
(from) spitting in public
littering
4 A: How can we prevent people from __________________
B: If we keep the grass looking really neat, maybe people will realise
they shouldn’t walk on it.
5 A: What would you do if you saw someone ____________ where it’s not
allowed
B: I’d politely remind them it’s not permitted, and that they should be
considerate of others.
6 A: What would you do if you saw someone ____________ in a museum
B: I’d ask them to stop, because it can damage the exhibits.
Now work in pairs. Think of more types of inappropriate behaviour and talk about what you think is the right thing to do when faced with them.
walking on the grass
smoking
taking photos
Listening
Listen to the interview and choose a topic for it.
1 How to promote values education.
2 How to inspire students to work hard.
3 How to introduce school programmes.
4 How to fairly distribute books and umbrellas.
√
Listening
Listen again and complete the newspaper report.
honesty
Listening
present to oversee the students
sign a letter of commitment
trusted
the relaxed atmosphere
Listening
greater self-control
honesty umbrella
honesty and other values
in one piece
Listening
another branch of the school
Pair work
Talk about the significance of promoting values
education in schools.
Complete the boxes with the expressions from the interview.
I can give a couple of examples.
That is…
Let me clarify…
For instance, …
I mean…
Take… as an illustration.
To put it another way, …
Clarifying what you mean
Giving examples
2 3 5 7
1 4 6
Group work
Discuss how to promote values education at your school using the words and expressions in this section.
End
高中新外研版选择性必修二