Unit 1 The Changing World
课时 3 Section A Grammar Focus 分层作业
核心知识速记 01 基础达标 02 能力提升 03 拓展培优 04 思维进阶
词汇
digital adj. 电子的 audio adj. 音频的；n. 音频 dirt n. 泥土；尘土
track n. 小路；轨道 wide adj. 宽的；宽阔的 used to do 过去常常做
take place 发生 come back 回来 have to 不得不
dirt tracks 泥土小路 digital books 电子书 audio books 有声书
as a result 结果 in the past 在过去 as well as 以及，还有
thousands of成千上万的
句型
1.He became a good friend of your grandfather about 20 years ago. 大约20年前，他成了你祖父的好朋友。 2.They
haven't seen each other for ages! 他们已经很多年没见面了！）
3.Our village has just built a new hospital. （我们村刚建了一所新医院。）
4.Many people used to work in big cities. Now, more of them have come back to live and work here. 许多人过去在大
城市工作。现在，更多人回来这里生活和工作。
5.We used to have to travel far to see a doctor. 我们过去常常要走很远去看病。
一、单词默写。
1. _______ /ˈdɪdʒɪtl/ adj. 电子的 2. ________ /ˈɔːdiəʊ/ adj. 音频的；n. 音频
3. __________ /dɜːt/ n. 泥土；尘土 4. ________ /træk/ n. 小路；轨道
5. ________ /waɪd/ adj. 宽的；宽阔的
二、词组默写。
1. 过去常常做 _______________________ 2. 发生_______________________
3. 回来__________ 4. 不得不________
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学科网（北京）股份有限公司5. 泥土小路________ 6.电子书_______
7. 有声书________ 8. 结果_______
9. 在过去________ 10. 以及，还有 _______
三、用括号内所给词的适当形式填空。
1.We __________ (use) to live in a small village, but now we live in the city.
2.Our village __________ (build) a new hospital recently.
3.She __________ (not finish) her homework yet, so she can't go out to play.
4.My father __________ (buy) this car ten years ago, and he still drives it.
5. __________ you ever __________ (try) the food in that new restaurant? It's famous.
四、单项选择。
( ) 1. My hometown ________ a lot since ten years ago.
A. changed B. changes C. has changed D. will change
( ) 2. I ________ live in the countryside, but now I live in the city.
A. am used to B. used to C. use to D. was used to
( ) 3. —Have you visited the new park in your hometown ________?—Yes, I have.
A. already B. yet C. just D. ever
( ) 4. Great changes ________ in my hometown last year.
A. took place B. have taken place C. take place D. will take place
( ) 5. My hometown ________ be poor, but now it is very rich.
A. used to B. is used to C. was used to D. use to
( ) 6. We ________ more new buildings in our hometown so far.
A. see B. saw C. have seen D. will see
( ) 7. She ________ in her hometown for 15 years.
A. lives B. lived C. has lived D. will live
( ) 8. There ________ many small houses here, but now there are tall buildings.
A. used to have B. used to be C. was used to be D. is used to be
( ) 9. I haven’t returned to my hometown ________. I miss it very much.
A. already B. yet C. just D. ever
( ) 10. —When ________ you come back to your hometown?—Last summer holiday.
A. have B. did C. do D. are
五、汉语提示填空题
1.他大约在20年前成为了你祖父的好朋友。
He __________ a good friend of your grandfather about 20 years ago.
2. 他们已经很多年没见面了！
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学科网（北京）股份有限公司They __________ __________ each other for ages!
3. 我们村刚建了一所新医院。
Our village __________ just __________ a new hospital.
4.许多人过去常常在大城市工作。
Many people __________ __________ work in big cities.
5.我们过去不得不走很远去看病。
We __________ __________ have to travel far to see a doctor.
6.现在，更多人已经回到这里生活和工作。
Now, more of them __________ __________ back to live and work here.
7.它是我参观过的最高科技的图书馆。
It's the most high-tech library I __________ ever __________.
8.我的家乡已经发生巨大变化了吗？
__________ great changes __________ place in my hometown yet?
9.许多人努力保护环境。结果，他们家乡的环境变得好多了。
Many people _______ ______ to protect the environment. As a result, the environment in their hometown
became much better.
10.从我小时候起，家乡的环境和生活就已经大大改善了。
Since I was young, my hometown ________ already __________ greatly in environment and life.
六、语法填空题。阅读下面短文，根据上下文或括号内单词等提示，在空白处填入适当的单词或括号内单
词的适当形式。
When you think of a desert, what comes to your mind first? Maybe a lot 1 golden sand is swept by the
wind. But recently, something surprising 2 (happen) in the Taklimakan Desert. It has a new colour—pink!
100,000 rose bushes are blooming (绽放) there.
Last November, in Yutian County, Xinjiang, desert workers 3 (finish) a big job. They planted 100,000
roses along the desert’s edge (边缘). These roses are like green 4 (scarf) around the desert. It’s 5 new
wonder of China’s sand control work. Planting roses 6 (show) how much the workers care about the desert.
“People usually think roses belong in vases (花瓶), 7 our roses are protectors of the sand hills!” said
Maitusun Yibulayimu, a villager from Yutian County, standing beside a young rose plant with a big smile. He’s right
—these roses are beautiful, and 8 (they) strong roots also hold the sand in place, stopping it from blowing
away.
Planting roses along the desert’s edge is not the end. The real goal is to stop the sand from 9 (spread)
forever. Once it was “sand coming, people leaving”. Now it’s “green coming, sand leaving”—and soon, people and
sand will live together 10 (happy) . Each generation works to build a “Green Great Wall”.
七、阅读短文，从方框中选择适当的词并用其正确的形式填空（每词限用一次）。
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学科网（北京）股份有限公司take; become; use; high; drive; habit; billion; lower; plant; pollute
Cleaning up the existing damage to our environment and preventing further destruction (破坏) is a huge job.
But a young person can really make a difference, starting with changing some simple everyday 1 . This is your
world, so you’re never too late 2 action!
First, take shorter showers. It seems like water is cheap and enough but access (使用权) to clean water is a problem
for 3 of people around the world. People 4 to waste a lot of water without thinking. However, increasing
demand for water also influences rivers and lakes by 5 water levels, changing water flow with dams and
introducing chemicals and waste products. Second, turn the lights off. The power 6 produce electricity (电)
and usually release pollutants into the environment. Ask your family to set the temperature of the furnace (火炉)
lower and the air conditioner 7 . Sweaters, opening windows and fans will work just fine. Third, ride your bike
or walk instead of driving or being driven. Yes, every teen looks forward to a 8 licence and a first car. Too
many cars 9 a major problem so far. But we can change this by taking the bus or subway to reduce 10 . It
might not be as cool as driving, but it is much more fuel-efficient.
八、语法选择。
I returned to my hometown where I grew up the day before yesterday. It was a small 1 . As a reporter, I
2 some of my old neighbors. They told me that many changes had taken place during these years.
The greatest change is that there are many tall buildings in the village now, 3 in the past there weren’t
any at all. Before I left the village, the villagers 4 went to nearby towns because it took a lot of time to go to
these towns on foot. Now many families have cars, so if they want 5 to nearby towns, they 6 drive their cars
there. The streets in the town were not very wide in the past, but now they are much 7 . On 8 sides of the
streets, there are lots of green trees and beautiful flowers.
These changes have also influenced 9 people there. They didn’t use to help each other, but now they are
very helpful and friendly.
What great changes these are! I’m proud 10 my hometown. I love my hometown!
1．A．city B．cities C．village D．villages
2．A．has interviewed B．will interview C．interview D．interviewed
3．A．and B．but C．so D．if
4．A．always B．exactly C．nearly D．seldom
5．A．gone B．going C．to go D．go
6．A．can B．must C．might D．should
7．A．wider B．wide C．long D．longer
8．A．either B．both C．all D．neither
9．A．a B．an C．/ D．the
10．A．in B．at C．of D．about
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学科网（北京）股份有限公司题目背景：
观察图片中4c部分关于贵州交通变化的描述，结合4a和4b中出现的时态（一般过去时、现在完成时、
used to结构），请你完成以下任务：
Task 1：时态填空与逻辑分析
用括号内动词的正确形式填空，并解释每个时态选择的逻辑（如“过去习惯”“现在完成的影响”等）。
1. In the past, it ______ (be) difficult to travel in Guizhou.
2. The government ______ (build) thousands of kilometres of highways, railways, and wide roads.
3. A journey that used to ______ (take) a day now takes only a few hours.
4. As a result, the lives of local people ______ (improve).
Task 2：Critical Thinking
1. Read the passage in 4c carefully. What can we infer from the sentence "A journey that used to take a day now
takes only a few hours."? Please choose the right answer.
A.The local people used to spend less time on their trips in the past.
B. The development of transportation has greatly improved people's lives.
C. The government has built more dirt tracks for local people to travel.
D. People in Guizhou still have difficulty in traveling from one place to another.
2. Why does the author use the phrase "richer and happier" at the end of the text in 4c? How does this connect the
"bridges" mentioned in the text to the "people"?
____________________________________________________________________________________________
____________________________________________________________________________________________
Task 3: Creative Project
结合本课所学的 一般过去时、现在完成时、used to，写一段话描述你家乡的一个变化（交通 / 环境 / 教育
等任选）的句子，用英语简单说明。
1.________________________________________________________________________________________
2.________________________________________________________________________________________
3.________________________________________________________________________________________
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