Unit4 Then and now单元语法填空专项训练100题（含答案解析）—沪教版（五四学制）八年级英语上册

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沪教版（五四学制）八年级上册
Unit4 Then and now单元语法填空专项训练（含解析）
用括号里单词的正确形式填空。
In the past, people________ (travel) mainly on foot or by horse, but nowadays, there are various means of transportation.
Nowadays, with the development of technology, many traditional handicrafts________ (preserve) better than before.
People used to________ (write) letters to communicate with each other, but now emails and instant messaging apps make communication much faster.
In ancient times, buildings________ (build) with simple tools, while modern buildings are constructed with advanced machinery.
The city________ (change) a lot over the years. In the past, it was a small town, but now it is a large metropolis.
In the past, students________ (rely) mainly on textbooks, but nowadays, they can access a vast amount of information online.
As time goes by, our understanding of the universe________ (expand) continuously.
The way people do business________ (transform) greatly with the rise of e - commerce.
In the past, people________ (not have) the convenience of modern household appliances, so housework took much longer.
Nowadays, more and more people________ (choose) to work remotely, which was almost unthinkable in the past.
In ancient times, people________ (believe) that the earth was flat, but now we know it is a sphere.
With the improvement of medical technology, many diseases that were once incurable________ (cure) successfully today.
The transportation system________ (improve) significantly in recent decades, making traveling more convenient.
In the past, farmers________ (use) traditional farming methods, but now they are gradually adopting modern agricultural technologies.
These days, people________ (pay) more attention to environmental protection than they did in the past.
The old city walls________ (destroy) during the war, and now only a few ruins remain.
In the past, children________ (entertain) themselves with simple games, while today they have a wide variety of electronic devices.
Since the invention of the Internet, the way we get information________ (revolutionize).
In the old days, clothes________ (make) by hand, but now most are produced in factories.
Nowadays, the education system________ (evolve) to meet the needs of the modern society.
People used to________ (go) to the cinema to watch movies, but now they can stream movies at home.
The traditional art form________ (pass) down from generation to generation, and it is still popular today.
In the past, the streets________ (light) by oil lamps, but now there are bright streetlights.
As technology advances, more and more jobs________ (replace) by machines in the future.
These years, the living standards of people________ (rise) steadily.
In ancient times, people________ (transport) goods mainly by carts pulled by animals.
Nowadays, online shopping________ (become) a popular way of purchasing items.
The old house________ (stand) there for over a hundred years before it was finally demolished.
In the past, people________ (seldom have) the opportunity to travel abroad, but now it is much easier.
With the development of renewable energy, the use of fossil fuels________ (decrease) gradually.
In the past, the postman________ (deliver) letters door to door, but now emails have largely replaced physical letters.
These days, more and more students________ (enroll) in online courses to gain knowledge.
The famous ancient temple________ (restore) several times in history to maintain its original appearance.
In the old days, people________ (cook) food over open fires, while now we have various kitchen appliances.
Since the discovery of antibiotics, many infectious diseases________ (control) effectively.
The role of women in society________ (change) dramatically over the past few decades.
In ancient times, books________ (copy) by hand, which was a time - consuming process.
Nowadays, the media________ (play) a crucial role in shaping public opinion.
The old customs________ (preserve) in some remote areas, while they have disappeared in many big cities.
In the past, people________ (spend) a lot of time on household chores, but modern technology has freed them from much of the burden.
With the invention of the telephone, communication between people________ (become) much more convenient.
These years, the demand for organic food________ (increase) as people become more health - conscious.
In the past, the village________ (be) a quiet and peaceful place, but now it is bustling with tourists.
The local economy________ (develop) rapidly since the opening of the new industrial park.
In ancient times, people________ (measure) time by the position of the sun and stars.
Nowadays, the fashion industry________ (evolve) constantly, with new styles emerging all the time.
The traditional festivals________ (celebrate) in different ways now compared to the past.
In the past, people________ (not have) access to the Internet, so they got information from newspapers and magazines.
Since the implementation of the new policy, the environment________ (improve) to some extent.
These days, more and more people________ (be interested in) learning a foreign language.
In the old days, the city________ (surround) by a high wall for protection.
With the progress of science, new medical treatments________ (discover) regularly.
In the past, the farmers________ (plant) crops according to the seasons without much scientific guidance.
Nowadays, the way we educate children________ (undergo) significant changes.
The ancient ruins________ (study) by archaeologists for many years to uncover their historical secrets.
In ancient times, people________ (make) tools from stone and wood.
These years, the tourism industry________ (boom) in this region, attracting a large number of visitors.
In the past, people________ (travel) long distances by sea, which was a slow and risky journey.
Nowadays, the quality of education________ (attach) great importance to by the government.
Since the introduction of new teaching methods, students' performance________ (improve) remarkably.
In the old days, people________ (entertain) themselves by telling stories and singing folk songs.
The traditional handicraft________ (face) a threat of disappearing due to the impact of modern industry.
In the past, the factory________ (produce) goods with low - efficiency equipment, but now it has updated its facilities.
Nowadays, more and more people________ (turn to) alternative energy sources to reduce pollution.
The historical documents________ (preserve) carefully in the museum to protect their value.
In ancient times, people________ (hunt) wild animals for food and clothing.
These years, the housing conditions of the local residents________ (improve) a great deal.
In the past, the students________ (carry) heavy schoolbags filled with books, but now e - books are becoming more popular.
Nowadays, the entertainment industry________ (generate) a large amount of revenue for the economy.
Since the development of 3D printing technology, manufacturing processes________ (change) fundamentally.
In the old days, people________ (send) messages by carrier pigeons, which was quite unreliable.
The cultural heritage________ (pass) on from our ancestors should be cherished and protected.
In the past, the town________ (grow) slowly, but in recent years, it has experienced rapid urbanization.
These days, the concept of "smart home"________ (become) more and more popular among consumers.
In ancient times, people________ (build) houses with local materials like mud and straw.
The local culture________ (influence) by different ethnic groups over time, resulting in a unique blend.
In the past, the fishermen________ (catch) fish with simple fishing nets, but now they use more advanced equipment.
Nowadays, the demand for high - quality education________ (drive) the development of private schools.
The old - fashioned way of farming________ (replace) by modern agricultural techniques in many areas.
Since the establishment of the nature reserve, the number of wild animals________ (increase) steadily.
In the old days, people________ (use) candles for lighting in the evening.
The traditional music________ (perform) at various cultural events to promote cultural heritage.
In the past, the company________ (rely) on manual labor, but now it has automated many processes.
These days, the trend of "going green"________ (spread) around the world as people focus more on environmental protection.
In ancient times, people________ (trade) goods with each other through bartering.
The city's infrastructure________ (upgrade) continuously to meet the needs of its growing population.
In the past, the library________ (have) a limited collection of books, but now it has a vast digital library as well.
Nowadays, the use of smartphones________ (enable) people to access information and communicate with others more easily.
The historical site________ (visit) by thousands of tourists every year, which helps to raise awareness of history.
Since the invention of the camera, people________ (capture) precious moments in their lives more conveniently.
In the old days, people________ (get) water from wells or rivers, which was not always clean.
The traditional festival________ (mark) by special customs and celebrations unique to the region.
In the past, the school________ (organize) fewer extracurricular activities, but now students have more choices.
These days, the idea of lifelong learning________ (gain) more and more acceptance among people of all ages.
In ancient times, people________ (predict) the weather based on natural phenomena like clouds and wind.
The local community________ (develop) various programs to preserve its cultural traditions.
In the past, the factory________ (dump) waste directly into the river, causing serious pollution.
Nowadays, the government________ (take) measures to promote sustainable development and protect the environment.
The old building________ (restore) to its original glory after years of careful renovation.
Since the popularization of the Internet, the way people socialize________ (alter) completely, with online social platforms becoming an important part of daily life.
答案解析
traveled/travelled解析：in the past 提示用一般过去时，travel 的过去式为 traveled（美式）或 travelled（英式）。
are preserved解析：nowadays 提示用一般现在时，“传统手工艺品被保护”需用被动语态，主语为复数，故用 are preserved。
write解析：used to do sth. 表示“过去常常做某事”，to 后接动词原形。
were built解析：in ancient times 提示用一般过去时，“建筑物被建造”需用被动语态，主语为复数，故用 were built。
has changed解析：over the years 提示用现在完成时，主语 the city 为单数，故用 has changed。
relied解析：in the past 提示用一般过去时，rely 的过去式为 relied。
has been expanding解析：as time goes by 强调动作持续进行，用现在完成进行时，表“一直扩展”。
has been transformed解析：with the rise of e-commerce 提示动作从过去持续到现在，用现在完成时的被动语态（“被改变”）。
didn’t have解析：in the past 提示用一般过去时，否定句借助 didn’t，后接动词原形。
are choosing解析：nowadays 提示用现在进行时，表“正在选择”，主语为复数，故用 are choosing。
believed解析：in ancient times 提示用一般过去时，believe 的过去式为 believed。
can be cured解析：today 提示用一般现在时，“疾病能被治愈”需用含情态动词的被动语态，故用 can be cured。
has improved解析：in recent decades 提示用现在完成时，主语为单数，故用 has improved。
used解析：in the past 提示用一般过去时，use 的过去式为 used。
are paying解析：these days 提示用现在进行时，表“正在关注”，主语为复数，故用 are paying。
were destroyed解析：during the war 提示用一般过去时，“城墙被摧毁”需用被动语态，主语为复数，故用 were destroyed。
entertained解析：in the past 提示用一般过去时，entertain 的过去式为 entertained。
has been revolutionized解析：since 引导的时间状语提示用现在完成时，“方式被彻底改变”需用被动语态，故用 has been revolutionized。
were made解析：in the old days 提示用一般过去时，“衣服被制作”需用被动语态，主语为复数，故用 were made。
has been evolving解析：nowadays 强调动作持续到现在，用现在完成进行时，表“一直在演变”。
go解析：used to do sth. 表示“过去常常做某事”，to 后接动词原形。
is passed解析：now 提示用一般现在时，“艺术形式被传承”需用被动语态，主语为单数，故用 is passed。
were lit解析：in the past 提示用一般过去时，“街道被照亮”需用被动语态，主语为复数，故用 were lit（light 的过去分词）。
will be replaced解析：in the future 提示用一般将来时，“工作将被机器取代”需用被动语态，故用 will be replaced。
have been rising解析：these years 提示用现在完成进行时，表“持续上升”，主语为复数，故用 have been rising。
transported解析：in ancient times 提示用一般过去时，transport 的过去式为 transported。
has become解析：nowadays 提示用现在完成时，表“已经成为”，强调对现在的影响。
had stood解析：“站立一百年”发生在“被拆除”之前，用过去完成时，表“过去的过去”。
seldom had解析：in the past 提示用一般过去时，seldom 位于实义动词前，故用 seldom had。
is decreasing解析：gradually 提示用现在进行时，表“正在逐渐减少”，主语为单数，故用 is decreasing。
delivered解析：in the past 提示用一般过去时，deliver 的过去式为 delivered。
are enrolling解析：these days 提示用现在进行时，表“正在报名”，主语为复数，故用 are enrolling。
has been restored解析：several times 提示用现在完成时，“寺庙被修复”需用被动语态，主语为单数，故用 has been restored。
cooked解析：in the old days 提示用一般过去时，cook 的过去式为 cooked。
have been controlled解析：since 引导的时间状语提示用现在完成时，“疾病被控制”需用被动语态，主语为复数，故用 have been controlled。
has changed解析：over the past few decades 提示用现在完成时，主语为单数，故用 has changed。
were copied解析：in ancient times 提示用一般过去时，“书籍被抄写”需用被动语态，主语为复数，故用 were copied。
is playing解析：nowadays 提示用现在进行时，表“正在扮演”，主语为单数，故用 is playing。
are preserved解析：now 提示用一般现在时，“习俗被保留”需用被动语态，主语为复数，故用 are preserved。
spent解析：in the past 提示用一般过去时，spend 的过去式为 spent。
has become解析：since 引导的时间状语提示用现在完成时，表“已经变得”，主语为单数，故用 has become。
has been increasing解析：these years 提示用现在完成进行时，表“持续增长”，主语为单数，故用 has been increasing。
was解析：in the past 提示用一般过去时，主语 the village 为单数，故用 was。
has developed解析：since 引导的时间状语提示用现在完成时，主语为单数，故用 has developed。
measured解析：in ancient times 提示用一般过去时，measure 的过去式为 measured。
is evolving解析：nowadays 提示用现在进行时，表“不断演变”，主语为单数，故用 is evolving。
are celebrated解析：now 提示用一般现在时，“节日被庆祝”需用被动语态，主语为复数，故用 are celebrated。
didn’t have解析：in the past 提示用一般过去时，否定句借助 didn’t，后接动词原形。
has improved解析：since 引导的时间状语提示用现在完成时，主语为单数，故用 has improved。
are interested in解析：these days 提示用一般现在时，“对……感兴趣”为固定搭配，主语为复数，故用 are interested in。
was surrounded解析：in the old days 提示用一般过去时，“城市被城墙环绕”需用被动语态，主语为单数，故用 was surrounded。
are being discovered解析：regularly 提示用现在进行时的被动语态，表“不断被发现”，主语为复数，故用 are being discovered。
planted解析：in the past 提示用一般过去时，plant 的过去式为 planted。
has undergone解析：nowadays 提示用现在完成时，表“已经经历”，主语为单数，故用 has undergone。
have been studied解析：for many years 提示用现在完成时，“遗址被研究”需用被动语态，主语为复数，故用 have been studied。
made解析：in ancient times 提示用一般过去时，make 的过去式为 made。
has been booming解析：these years 提示用现在完成进行时，表“持续繁荣”，主语为单数，故用 has been booming。
traveled/travelled解析：in the past 提示用一般过去时，travel 的过去式为 traveled/travelled。
is attached解析：nowadays 提示用一般现在时，“被重视”需用被动语态，“attach importance to”的被动形式为 is attached。
has improved解析：since 引导的时间状语提示用现在完成时，主语为单数，故用 has improved。
entertained解析：in the old days 提示用一般过去时，entertain 的过去式为 entertained。
is facing解析：now 提示用现在进行时，表“正面临”，主语为单数，故用 is facing。
produced解析：in the past 提示用一般过去时，produce 的过去式为 produced。
are turning to解析：nowadays 提示用现在进行时，表“正在转向”，主语为复数，故用 are turning to。
are preserved解析：now 提示用一般现在时，“文献被保存”需用被动语态，主语为复数，故用 are preserved。
hunted解析：in ancient times 提示用一般过去时，hunt 的过去式为 hunted。
have improved解析：these years 提示用现在完成时，主语为复数，故用 have improved。
carried解析：in the past 提示用一般过去时，carry 的过去式为 carried。
is generating解析：nowadays 提示用现在进行时，表“正在创造”，主语为单数，故用 is generating。
have changed解析：since 引导的时间状语提示用现在完成时，主语为复数，故用 have changed。
sent解析：in the old days 提示用一般过去时，send 的过去式为 sent。
passed解析：过去分词短语作定语，表“被祖先传承的文化遗产”，故用 passed。
grew解析：in the past 提示用一般过去时，grow 的过去式为 grew。
is becoming解析：these days 提示用现在进行时，表“正变得”，主语为单数，故用 is becoming。
built解析：in ancient times 提示用一般过去时，build 的过去式为 built。
has been influenced解析：over time 提示用现在完成时，“文化被影响”需用被动语态，主语为单数，故用 has been influenced。
caught解析：in the past 提示用一般过去时，catch 的过去式为 caught。
is driving解析：nowadays 提示用现在进行时，表“正在推动”，主语为单数，故用 is driving。
has been replaced解析：“被取代”的动作从过去持续到现在，用现在完成时的被动语态，主语为单数，故用 has been replaced。
has increased解析：since 引导的时间状语提示用现在完成时，主语为单数，故用 has increased。
used解析：in the old days 提示用一般过去时，use 的过去式为 used。
is performed解析：now 提示用一般现在时，“音乐被表演”需用被动语态，主语为单数，故用 is performed。
relied解析：in the past 提示用一般过去时，rely 的过去式为 relied。
is spreading解析：these days 提示用现在进行时，表“正在传播”，主语为单数，故用 is spreading。
traded解析：in ancient times 提示用一般过去时，trade 的过去式为 traded。
is being upgraded解析：continuously 提示用现在进行时的被动语态，表“持续被升级”，主语为单数，故用 is being upgraded。
had解析：in the past 提示用一般过去时，have 的过去式为 had。
enables解析：nowadays 提示用一般现在时，主语为单数，故用 enables。
is visited解析：every year 提示用一般现在时，“遗址被参观”需用被动语态，主语为单数，故用 is visited。
have been capturing解析：since 引导的时间状语提示用现在完成进行时，表“持续捕捉”，主语为复数，故用 have been capturing。
got解析：in the old days 提示用一般过去时，get 的过去式为 got。
is marked解析：now 提示用一般现在时，“节日以……为标志”需用被动语态，主语为单数，故用 is marked。
organized解析：in the past 提示用一般过去时，organize 的过去式为 organized。
is gaining解析：these days 提示用现在进行时，表“正获得”，主语为单数，故用 is gaining。
predicted解析：in ancient times 提示用一般过去时，predict 的过去式为 predicted。
has developed解析：强调动作对现在的影响，用现在完成时，主语为单数，故用 has developed。
dumped解析：in the past 提示用一般过去时，dump 的过去式为 dumped。
is taking解析：nowadays 提示用现在进行时，表“正在采取”，主语为单数，故用 is taking。
was restored解析：“修复”发生在过去，用一般过去时的被动语态，主语为单数，故用 was restored。
has been altered解析：since 引导的时间状语提示用现在完成时，“社交方式被改变”需用被动语态，主语为单数，故用 has been altered。
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