Monday, January 21st

I'm a virus (病毒) for the common cold. It has been a long time since I infected (感染) humans last time. Today I tried to infect a boy in a primary school all day.

His name is Sam. I waited on his desktop, and when he touched the desk I jumped on his finger. Unluckily, Sam didn't touch his eyes, mouth or nose. Then, right after class, he washed his hands. Now I'm full of soap and sitting in a sink!

Tuesday, January 22nd

This morning I jumped into the nose of Sam's best friend, Bill. Unluckily, the mucus (粘液) in his nose caught me. I thought it was over for me, when suddenly Bill sneezed while he was talking to Sam.

I knew that would send me right into Sam's face! However, Sam quickly gave Bill a tissue, and Bill sneezed into that instead! Infecting people is harder than I imagined.

Wednesday, January 23rd

I'm feeling very unhappy today. Some scientists caught my friend Harry and put him under a microscope. Harry is a flu virus and he's a dangerous little guy. Besides, Sam at all his vegetables today. He's exercising, and he's getting eight hours of sleep every night. His body is too strong for me!

Thursday, January 24th

I tried to infect Sam again today, but he washed his hands five times and never touched his face! He also gave tissues to every student in his class who was sneezing. It's impossible to give him a cold! So I have to give up and I'm moving to another school.

1.According to the passage, life of the virus for the common cold could be ________.

A.easy B.lucky C.dangerous D.difficult

2.The underlined word "his" in the passage refers to_________.

A.Sam's B.Bill's C.Harry's D.Bill's friend's

3.The writer is trying to tell us that ________________.

A.viruses feel happy, sad and angry just as people do

B.we should be friendly when other people around you are sick

C.it's important to protect your own body against viruses

D.many viruses around us like to infect boys in primary schools

4.The best title for the passage above might be "____________________".

A.Danger of a Virus B.Habit of a Virus C.Diary of a Virus D.Letter of a Virus

The Notre Dame (巴黎圣母院) fire has been put out, but its wooden roof has been largely damaged. The terrible accident caused a sudden sharp pain to people around the world, “What a pity that we cannot see the damaged parts of the wonder anymore.”

But the good news is that there is at least one way of seeing them, namely via a video game called Assassin’s Creed: Unity. In this game, the player can travel to one city after another and enter the buildings exactly like what they are in reality, and see Notre Dame as it was before the fire.

What’s more, with VR technology, which is already quite mature, one can even look around the undamaged Notre Dame as if it is still there. Maybe digital technology could help to better protect architectural cultural heritage (建筑文化遗产).

The idea of digitizing ancient buildings, making digital models of them so their data can be saved, dates back to the 1990s and the necessary technology has continued to advance since then. By scanning the ancient buildings with lasers, building 3D models with hundreds of images, as well as measuring (测量) everything exactly, engineers can make a copy as “same” as the real one.

As computers and smartphones are hugely popular, the digital replica or digital copy has great practical value. First, it allows tourists to feel the cultural relics (文物) without touching them, which helps protect them. The virtual tour of Dunhuang Grottoes in Gansu Province is a good example of this as tourists can view the paintings without standing near them. Furthermore, it can make the digitized cultural relics more famous by spreading awareness about them via the Internet. In 2000, a virtual tour of the Great Wall became very popular at the Hannover World Expo, which increased the number of foreign tourists visiting it in the following years. Above all, it saves all the information of the cultural relics. Even if the original ones are damaged one day, people can still know what they were like and can build a replica if desired.

Time is the biggest problem to architectural heritage. Maybe we will have better technologies in the future, but the digital technology offers a practical way to protect architectural cultural heritage at the moment.

1.What can we see about Notre Dame in the video game?

A.The big fire. B.Its original look.

C.The damaged parts. D.Its wooden shape.

2.What will engineers do to create a digital copy of the ancient buildings?

A.Make digital models. B.Build 3D models of full size.

C.Improve the cultural heritage. D.Measure all the parts exactly.

3.How does the writer prove the digital copy has great practical value?

A.By giving examples. B.By comparison.

C.By reasoning things out. D.By showing methods.

4.Which of the following would be the best title for the passage?

A.The Damage of Notre Dame

B.The Value of Digital Replica

C.Digital Technology Helps Protect Cultural Relics

D.VR Technology Helps Repair the Ancient Buildings

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