人教版(2019)选择性必修 第一册Unit 3 Fascinating parks Learning about language 课件 (共31张PPT)

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名称 人教版(2019)选择性必修 第一册Unit 3 Fascinating parks Learning about language 课件 (共31张PPT)
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资源类型 教案
版本资源 人教版(2019)
科目 英语
更新时间 2024-11-21 12:21:34

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(共31张PPT)
Period 2 Learning About Language
1. To learn the -ing form used as subject.
2. To use the -ing form properly.
Learning aims
Have you ever seen these signs
the –ing form
Leading-in
Identify the function of the -ing form in the sentence below.
Getting here is quite difficult.
Being in such a beautiful and wild place makes me feel blesses to be alive.
作主语
作主语
Grammar
-ing form as the subject
Find more sentences with the –ing form as the subject from the reading passage.
1.For hundreds of years, looking after reindeer was a way of life for the Sami.
2.Travelling in space by ordinary people will be common in the future.
1. (读书) is her hobby.
Reading
2. is a popular hobby, especially among seniors.
Collecting stamps
3. (开车开得太快) is dangerous.
Driving too fast
4. (打篮球) makes me happy.
Playing basketball
5. (旅游) is a good way to relax.
Travelling
6. (参观主题公园) can bring you into different world.
Visiting theme parks
1. 动词-ing形式作主语
(1) 动词-ing形式作主语,表示一般或抽象的习惯性行为,谓语动词用单数。如:
(2022·新高考I卷)Producing food that no one eats wastes the water, fuel, and other resources used to grow it.
(2022·全国乙卷)Helping the next generation to have a healthy and active childhood is of great importance.
(2023·全国甲卷)Putting electric fencing around chicken houses and other farm animal quarters is also highly effective at getting grizzlies away.
(2023·全国乙卷)Living in Iowa and trying to become a photographer specializing in landscape(风景) can be quite a challenge, ... Being at the right place at the right time is decisive in any style of photography.
(2) 在一些句子中,常用it作形式主语放在句首,而把真正的主语放到句末。 如:
It is no use crying over spilt milk.
It + be + a waste of time doing …
做……是浪费时间的
It is / was no good / use doing …
做……是没益/用处的
It is / was hardly / scarcely worth doing …
做……是不值得的
It is / was worth / worthwhile doing …
做……是值得的
There is no sense in doing …
做……没有道理
常用-ing形式作主语的句型有:
(3) 用于“there be”结构中
There is no saying when it will stop raining.
无法断定这场雨什么时候会停。
There is no joking about such matters.
这种事开不得玩笑。
(4)动词-ing形式的复合结构作主语
当动词-ing形式有自己的逻辑主语时,常可以在前面加上一个名词或代词的所有格,构成动名词的复合结构。
His coming to the party made me very excited.
他来参加派对使我很兴奋。
Tom’s failing in the exam made his parents worried.
汤姆考试不及格使他父母担心。
2.动词-ing形式作主语和动词不定式作主语的区别
动词-ing形式和不定式作主语,都是说明一个内容。但是,不定式通常表示一个将来的、具体的内容;而动词-ing形式则表示一种经常性的、习惯性的或抽象的概念。
To look after children is her job today.
她今天的工作是看孩子。
Looking after children is her work.
她的工作是照顾孩子。
Rewrite each of the following sentences using the -ing form as the subject.
EXAMPLE
It is challenging yet really fascinating to hike through the mountains in the pathless Sarek.
Hiking through the mountains in the pathless Sarek is challenging yet really fascinating.
1 It is both challenging and rewarding to study abroad.
2 It would hardly be possible to go on a hiking tour in Sarek in winter due to the extreme cold.
Studying abroad is both challenging and rewarding.
Going on a hiking tour in Sarek in winter would hardly be possible due to the extreme cold.
【即学即练】
3 Honestly, it can be both exciting and terrifying to explore a vast unknown land.
4 It is good to adopt a positive attitude, even when things are difficult.
Honestly, exploring a vast unknown land can be both exciting and terrifying.
Adopting a positive attitude is good, even when things are difficult.
5 It is strongly advised to hire local guides, because they can offer accurate knowledge of Sarek culture and history.
Hiring local guides is strongly advised because they can offer accurate knowledge of Sarek culture and history.
Discuss: How does the sentence focus change.
Fill in the blanks using the -ing form of a verb from the box and state its function. One word will be used twice.
Xixi National Wetland Park, 10 square kilometres in western Hangzhou, is the first national wetland park in China. city life, nature, and wetlands makes the park a popular destination both for tourists and local residents. At Xixi, a boat tour,
covering
Combining
combine cover grow take limit walk experience
taking
【即学即练】
along paths, and local customs and traditions of the villages in this park are at the top of the list of people’s favourite activities. With trees, bushes, and colourful flowers along the riversides, the park shows different sides of beauty in different seasons. In order to better develop as well as preserve this place, human impact on Xixi Wetland was considered by the
experiencing
growing
limiting
walking
combine cover grow take limit walk experience
park designers. All the new buildings were designed in a traditional way to fit into the natural environment. This green, watery world is home to many birds and fishes. With trees
in the shallows, the wetland is a natural system for providing clean water and producing oxygen, which makes it the “green lungs of Hangzhou”.
growing
combine cover grow take limit walk experience
-doing作主语
1. 动词-ing形式作主语,表示一般或抽象的习惯性行为,谓语动词用单数。
2. 在一些句子中,常用it作形式主语放在句首,而把真正的主语放到句末。
3. 用于“there be”结构中。
4. 动词-ing形式的复合结构作主语。
Summary
动词-ing形式作主语和动词不定式作主语的区别
动词-ing形式和不定式作主语,都是说明一个内容。但是,不定式通常表示一个将来的、具体的内容;而动词-ing形式则表示一种经常性的、习惯性的或抽象的概念。
-ing作主语
Exercise
Ⅰ.单项选择
1. It is useless___________ him. He is not willing to come.
A.telephoning B.telephone C.to telephone D.telephoned
2.________the difference between the two research findings will be one of the worst mistakes you make.
A.Ignore B.Ignoring C.Ignored D.Having ignored
3. It’s quite hot today. Do you feel like _________ for a swim
A.to go B.going C.go D.having gone
4. ________ your own needs and styles of communication is as important as learning to convey your affection and emotions.
A.Understanding B.To be understood C.Being understood D.Having understood
5. on this challenge will bring you in contact with someone who shares your interests.
A.Take B.Having taken C.Taking D.Being taken
6. such a bridge over the bay was a hard nut to crack, but the local government made it within two years.
A.Building B.To build C.Built D.Bulid
7.I still remember________to the Famen Temple and what I saw there.
A.to take B.to be taken C.taking D.being taken
8._________ to sunlight for too much time will do harm too one’s skin.
A. Exposed B. Exposing C. To expose D. Being exposed
Ⅱ.完成句子
1.___________________(爬到) the top of the mountain is very difficult.
2.___________________(学习英语) is important in our modern society.
3.It is a waste of time__________________________(玩电脑游戏).
4.It is great fun____________________(去游泳) in summer.
5.(2022·新高考I卷) He was uncomfortable, and (他的哭泣) let the whole campground know it.
6._________ (学会) to think critically is an important skill taday’s children will need for the future.
Climbing to
Learning English
playing computer games
going to swim
his crying
Learning
III.运用动名词翻译句子。
1. 读那本书是浪费时间。
__________________________________
2. 站在马路中间是危险的。
_________________________________________
3. 谁也不知道他能做什么。
________________________________
It was a waste of time reading that book.
It is dangerous standing in the middle of the street.
There was no knowing what he could do.
Champions are made when no one is watching.
十年寒窗无人问,一朝夺冠(夺魁)天下知。