資源簡(jiǎn)介

(共25張PPT)
UNIT 3　
Fascinating Parks
Discovering Useful Structures
01
單擊此處添加標(biāo)題
Have you ever seen these signs
Smoking/ Littering/ Spitting is prohibited/banned.
01
單擊此處添加標(biāo)題
功能 句子
I wake up to the sound of the wind the cloth of my tent.
Close by, there are a few reindeer on grass.
Even though the sun is brightly shining, whether it is morning or night is impossible.
here is quite difficult, so apart from the Sami very few people have ever seen Sarek.
For hundreds of years, after reindeer was a way of life for the Sami.
in such a beautiful and wild place makes me feel blessed to be alive.
before me, branches of the Rapa River flow through the valley below.
Around 9,000 years ago, this ice melted, about 100 glaciers.
But every spring, a small number of Sami still follow their reindeer into the valleys of Sarek, in tents or old cottages and their traditions.
Here I am, alone under this broad sky, the fresh air, and this great adventure.
For example, this morning my breakfast is flat bread warmed over a fire, dried reindeer meat, and some sweet and sour berries that I found near my tent.
作定語(yǔ)
作主語(yǔ)
作狀語(yǔ)
作賓補(bǔ)
buffeting
telling
Getting
looking
Spreading out
leaving behind
living
enjoying
breathing
enjoying
growing
feeding
Being
1. 動(dòng)詞-ing形式作主語(yǔ)，表示一般或抽象的習(xí)慣性行為，謂語(yǔ)動(dòng)詞用______。
eg. Reading aloud ____very important for us to learn a foreign language.
Going to bed early and getting up early ___ considered to be a good habit.
單數(shù)
is
is
2. 有時(shí)為了句子平衡，避免頭重腳輕, 用
it作形式主語(yǔ)，而把真正的主語(yǔ)(動(dòng)詞-ing
短語(yǔ))后置。常見的固定句型有：
動(dòng)詞-ing形式作主語(yǔ)
It + be + a waste of time doing …
做……是浪費(fèi)時(shí)間的
It is/was no good/use/fun doing …
做……是沒益/用處/意思的
It is/was useless/worthwhile doing …
做……是沒用/值得的
2. 有時(shí)為了句子平衡，避免頭重腳輕, 用
it作形式主語(yǔ)，而把真正的主語(yǔ)(動(dòng)詞-ing
短語(yǔ))后置。常見的固定句型有：
2. 有時(shí)為了句子平衡，避免頭重腳輕, 用
it作形式主語(yǔ)，而把真正的主語(yǔ)(動(dòng)詞-ing
短語(yǔ))后置。常見的固定句型有：
動(dòng)詞-ing形式作主語(yǔ)
注意：動(dòng)名詞作主語(yǔ)用it 充當(dāng)形式主語(yǔ)的情況很少，上表中是最常見的句式結(jié)構(gòu)。不定式作主語(yǔ)時(shí)，常用it 充當(dāng)形式主語(yǔ)，如：
It’s not easy to learn a foreign language well.
學(xué)好一門外語(yǔ)不容易。
It’s difficult for us to finish the work in a week.
對(duì)我們來(lái)說(shuō)，一周之內(nèi)完成這項(xiàng)工作很困難。
2. 有時(shí)為了句子平衡，避免頭重腳輕, 用
it作形式主語(yǔ)，而把真正的主語(yǔ)(動(dòng)詞-ing
短語(yǔ))后置。常見的固定句型有：
動(dòng)詞-ing形式作主語(yǔ)
It is no use/no good ________ (cry) over split milk .
It is a waste of time _____________ (persuade) such a person to join us.
crying
persuading
動(dòng)詞-ing形式作主語(yǔ)
3. 動(dòng)詞-ing的復(fù)合結(jié)構(gòu)作主語(yǔ)時(shí)，通常有兩種
形式：
(1) 形容詞性物主代詞+動(dòng)詞-ing
(2) 名詞所有格+動(dòng)詞-ing
_____________________ made his teacher very angry.
他再次遲到讓老師很生氣。
_____________________is a great help to his family. 麥克回來(lái)工作對(duì)他全家來(lái)說(shuō)都是一大幫助。
His being late again
Mike’s returning to work
動(dòng)詞-ing形式作主語(yǔ)
4. 動(dòng)詞-ing與動(dòng)詞不定式作主語(yǔ)的區(qū)別：
動(dòng)詞-ing作主語(yǔ)，常常表示抽象的習(xí)慣性
或經(jīng)常性的動(dòng)作。 而不定式一般表示一次性、
具體性的行為。
Delivering newspapers is his job. 送報(bào)紙是他的
工作。
To deliver newspapers is his job today. 送報(bào)紙是
他今天的工作。
動(dòng)詞-ing形式作主語(yǔ)
當(dāng)句型“There is no...”表示“不允許、禁止某種行為的發(fā)生或存在”時(shí)，需用動(dòng)名詞作主語(yǔ)。
There is no denying that the environment is from bad to worse.
不能否認(rèn)環(huán)境狀況正在逐步惡化。
There is no joking about such matters.
這種事開不得玩笑。
動(dòng)詞-ing形式作主語(yǔ)總結(jié)
表示經(jīng)常性或習(xí)慣性的動(dòng)作且常
放句首
形容詞性物主代詞+動(dòng)詞-ing
名詞所有格+動(dòng)詞-ing
動(dòng)詞-ing
作 主 語(yǔ)
It’s a waste time doing sth
It’s useless/no use/no good doing sth
It’s no fun doing sth
it 作形
式主語(yǔ)
動(dòng)詞原形+-ing
達(dá)標(biāo)檢測(cè)
2 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.
To hike through the mountains in the pathless Sarek is challenging yet really fascinating.
Hiking through the mountains in the pathless Sarek is challenging yet really fascinating.
How does the sentence focus change
The use of -ing forms as subjects puts the action first, making the sentences seem more dynamic.
2 Rewrite each of the following sentences using the -ing form as the subject.
1) It is both challenging and rewarding to study abroad.
To study abroad is both challenging and rewarding.
Studying abroad is both challenging and rewarding.
2) It would hardly be possible to go on a hiking tour in Sarek in winter due to the extreme cold.
To go on a hiking tour in Sarek in winter would hardly be possible due to the extreme cold.
Going on a hiking tour in Sarek in winter would hardly be possible due to the extreme cold.
3) Honestly, it can be both exciting and terrifying to explore a vast unknown land.
Honestly, to explore a vast unknown land can be both exciting and terrifying.
Honestly, exploring a vast unknown land can be both exciting and terrifying.
4) It is good to adopt a positive attitude, even when things are difficult.
To adopt a positive attitude is good, even when things are difficult.
Adopting a positive attitude is good, even when things are difficult.
How does the sentence focus change
The use of -ing forms as subjects puts the action first, making the sentences seem more dynamic.
it 作形式主語(yǔ)與動(dòng)詞ing形式作主語(yǔ)的區(qū)別？
▲it 做形式主語(yǔ)、不定式后置時(shí)，句子側(cè)重表語(yǔ)部分，強(qiáng)調(diào)行為的特征、狀態(tài)和給人的感受；
▲動(dòng)詞ing形式作主語(yǔ)時(shí)句子側(cè)重于主語(yǔ)，強(qiáng)調(diào)行為本身的具體內(nèi)容，使句子更加生動(dòng)。
3. Fill in each blank using the -ing form of a verb from the box and state its function. One word will be used twice.
combine/ cover/ grow/ take /limit /walk /experience
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, ___________ 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
covering
Combining
taking
walking
experiencing
growing
beauty in different seasons. In order to better develop as well as preserve this place,_________ human impact on Xixi Wetland was considered by the 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" .
limiting
growing
Ⅰ.單句語(yǔ)法填空
1.It is no use (advocate) such a life in a remote village.
2.His (not，get) to the station on time made everyone worried.
3.Be careful！ (play) with fire near the wood will be dangerous.
4.It is acknowledged that swimming (be) a good sport in summer.
5.It is a waste of time (try) to persuade him to give up computer games.
6.It is necessary for us students (help) each other in trouble.
advocating
not getting
Playing
is
trying
to help
Ⅱ.完成句子
7. on the beach.
在海邊度假很有趣。
8. caused so much trouble.
湯姆這么粗心，惹來(lái)了不少麻煩。
9. for that young man is really great fun.
對(duì)那個(gè)年輕人來(lái)說(shuō)寫英文小說(shuō)很有趣。
Tom’s being so careless
Writing English novels
It’s fun spending the holiday
10.Since then， has been his life goal.
從那時(shí)起，尋找方法生產(chǎn)更多的水稻是他的人生目標(biāo)。
11. made him late for class.
他早上起晚了，導(dǎo)致他上課遲到了。
finding ways to grow more rice
His getting up late in the morning
Ⅲ.用所給動(dòng)詞的適當(dāng)形式完成下面的短文
Tom spent most of his time searching for information on the Internet each day，which made his parents worried.In his father’s opinion,12. (sit) in front of a computer did great harm to his son’s health.However，he found that it was no use 13._________
(advise) Tom to spend less time on the Internet，for he wouldn’t listen.Tom told his parents that that was what his job required.His mother wanted him to change his job，but Tom said that he was fond of it and 14. (stay) up late had become his habit.There was no way，otherwise he wouldn’t finish his task on time.
sitting
advising
staying
In my opinion，it is not wise to spend too much time on the Internet.15. (have) a rest regularly will be of great help while working at the computer.In addition,16. (set) aside some time to relax is also very important.
Having
setting

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