期中1-7单元课内文语法改编语法填空 2026-2027学年鲁教版（五四学制）九年级英语全一册

Unit1

3a

Fu Xing: What do you think is the most useful invention of all time, Peter?

Peter: It has 1. ______ (be) the radio.

Fu Xing: The radio? Why?

Peter: Before the radio 2. ______ (invent), information travelled very slowly. The world was made much smaller by the radio. Suddenly, news could 3. ______ (spread) around the world in seconds.

Fu Xing: Right. Who was the inventor?

Peter: An Italian inventor 4. ______ (call) Guglielmo Marconi. He developed the idea in the 1890s. In 1901, a radio message 5. ______ (send) across the Atlantic Ocean for the first time.

Fu Xing: Wow! That was quite a distance at that time.

Peter: Yeah. And because of the radio, some other important inventions 6. ______ (develop) as well.

Fu Xing: Like the television?

Peter: That’s right. It also had a big effect 7. ______ music. The radio made it much easier for people 8. ______ (enjoy) music from artists around the world.

 

4c

The Qinghai–Xizang Railway was completed in 2006. It 1.______ (connect) Xining to Lhasa, a huge distance of 1,956 kilometres, and it is the highest railway in the world, reaching 5,072 metres above sea level at Tanggula Pass.

The building of the railway was a great challenge. Creative ideas 2.______ (need) to solve different problems. In summer, the top layer of the frozen ground would melt and become too soft to build on, so pipes 3.______ (use) to keep the ground hard. However, in some places, it was impossible to build the railway over the frozen ground, so tunnels had to 4.______ (create) instead. In some other places, bridges 5.______ (build) to keep the railway up above the ground. These bridges are animal-friendly and 6.______ (allow) animals to pass under the tracks.

As an important and successful project, the railway has 7.______ (increase) tourism and economic development in the area. The lessons learnt and experience gained from building this railway will help 8.______ (improve) transport in other similar places in the world.

 

Section B 1b

An Invention That Changed the World

Can you imagine 1.____ world without books, newspapers, or magazines? All of these things depend on one invention—papermaking. It, more than any other invention, was responsible for the rapid spread of information that 2.____ (shape) our modern world.

In ancient China, many different materials 3.____ (use) to write on, such as animal bones, bronze wares, stones, wood, bamboo, and even silk. In the Western Han Dynasty, there was also a very early form of paper made from jute—a fibre that 4.____ (come) from plants. However, all of these materials were either difficult 5.____ (use) and store or very expensive.

As the head officer of the palace workshop for the emperor in the Eastern Han Dynasty, Cai Lun became interested in 6.____ (try) to solve the problem. Different methods for creating something to write on 7.____ (try), but none were ideal. In his time, pieces of bark—the outside part of trees—were used 8.____ (make) clothes. From past experiences, Cai Lun got the idea that bark, certain plants, and old clothes could 9.____ (use) to make a special material suitable to write on.

In the first step of Cai Lun’s experiment, all the ingredients were mixed and boiled in water. Then, this material was beaten, cut up, and mixed with water again. Next, the liquid 10.____ (pour) over a bamboo screen, leaving just the fibre. Finally, this fibre was dried and pressed 11.____ (form) paper. To everyone’s surprise, this paper was soft, light, easy 12.____ (make) and use, and most importantly, cheap. In 105 CE, Cai Lun showed his creation 13.____ the emperor. The emperor was very pleased and praised Cai Lun for his great work.

Later on, the papermaking technique not only speeded up the development of Chinese culture, 14.____ also changed civilizations around the world. It first spread to China’s neighbouring countries and finally reached Europe through Arabic countries in the 12th century. This resulted in a new birth of knowledge, 15.____ (create) the world we have today.

 

3a

The invention of the plane

The invention of 1.____ plane has greatly changed the world. However, it seems that its inventors, Orville Wright and Wilbur Wright, were not looking 2.____ change the world at all. Rather, they just wanted 3.____ (fly) like birds.

4.____ (solve) the problem of heavier-than-air flight, the Wright brothers began working with gliders. There were two main challenges. For both problems, they found their solution by 5.____ (look) at how birds flew. After they 6.____ (solve) these problems, they added an engine to the glider. Then, in December 1903, the world’s first plane flights 7.____ (make).

The invention of the plane 8.____ (make) our travels around the world much easier and faster. As 9.____ result, communication among people in different countries is now much easier, and the world 10.____ (become) a much smaller place.

 

Unit2

3a

Host: Our question today is: Why do we explore space? Let’s talk 1.____ space scientist Dr Yang. Welcome, Dr Yang!

Dr Yang: Thank you very much. Well, there are three good reasons 2.____ (explore) space. First, to improve our knowledge of Earth and its place in 3.____ universe.

Host: Could you explain that a bit more?

Dr Yang: Sure. The study of other planets 4.____ (help) us better understand Earth’s geology, history, and relationship with other planets.

Host: Oh, right.

Dr Yang: Second, technology 5.____ (develop) for space can benefit us here on Earth.

Host: Could you give our listeners an example?

Dr Yang: Of course. Some satellites, for example, help us deal with problems 6.____ (cause) by climate change.

Host: Yes, that’s very useful. And the third reason?

Dr Yang: Well, at some point in the far future, we may find new resources in outer space. It might sound crazy, 7.____ our Earth may run out of resources. In that case, a new home for us human beings 8.____ (need).

Host: Wow, interesting! Maybe Mars 9.____ (make) into our new home in 10.____ future.

 

4C

For a long time, scientists have known that the universe ______ (fill) with stars. In more recent times, however, thousands of “exoplanets” have also been ______ (discover). These are planets that ______ (move) around stars—just like in our own solar system. So far, more than 5,000 exoplanets ______ (know) to us, and as technology improves, many more ______ (find). Some exoplanets are similar to Earth. They are of a similar size and temperature, and they might have water. Scientists are excited about this.

It ______ (think) that if there is water, there might also be alien life!