# Using scientific techniques to investigate works of art

- 科目：雅思听力真题（Part 3）
- 考频：高频
- 最近考试：2020.11.7/2018.12.1
- 题目数：10
- 来源页：https://www.yaquan.site/paper/b68b1e91-0694-41aa-ae67-e6b74cfb843a（在线机考练习与音频请访问该页面）
- 数据更新：2026-10-29

## 题目原文

00:00:02,500 
 Now turn to section three on page five. 
 00:00:07,740 
 Section three. 
 00:00:09,660 
 You will hear two students called Josh and Emily discussing an assignment on applying scientific techniques to art. First, you have some time to look at questions twenty-one to twenty-four on page five. 
 00:00:31,580 
 Now listen carefully and answer questions twenty-one to twenty-four. 
 00:01:02,120 
 Hi, Emily. 
 00:01:03,360 
 Hi, Josh. Are you ready to work on the assignment? 
 00:01:06,100 
 Yeah. Now, we need to describe how modern scientific techniques are being used in the field of art history. 
 00:01:14,120 
 Right. And Dr. Abbott suggested that we choose some famous cases to illustrate the argument. 
 00:01:20,280 
 Okay. So what have you found? 
 00:01:23,200 
 Well, there's a Canadian forensic scientist called Biro. 
 00:01:27,520 
 Yes, I think I've heard of him. 
 00:01:29,780 
 What do you know about him? 
 00:01:31,320 
 Well, I'm a big fan of Jackson Pollock. 
 00:01:34,260 
 The modern American artist. 
 00:01:35,830 
 Mm. 
 00:01:36,580 
 Didn't he paint those really huge abstract paintings? 
 00:01:39,880 
 That's him. 
 00:01:41,440 
 I guess it would be pretty easy to fake one of those paintings. 
 00:01:44,520 
 No way, Emily. I know a lot of people think that even a child could paint one. To the untrained eye, they might look simple, but they're incredibly intricate works of art. 
 00:01:56,260 
 Well, [notification sound] sorry, but 
 00:01:58,940 
 I really can't agree with you. Anyway, what did Biro find out? 
 00:02:03,340 
 Well, Biro worked on a case where a client asked him to prove that a painting she bought for only five dollars was an authentic Jackson Pollock. 
 00:02:13,320 
 So was it a fake? 
 00:02:14,800 
 Well, Biro found evidence to show it was a genuine Pollock, but the art world didn't accept his findings. 
 00:02:22,500 
 Why? 
 00:02:23,300 
 Well, one critic said that compared to other Pollocks, the white and yellow lines on the painting were too straight. 
 00:02:31,160 
 Come on, Josh. That doesn't seem that convincing. 
 00:02:35,180 
 No, you're right. It is a bit weak. But the strongest argument was that there were no records of previous owners. For the painting to be authentic, you really should be able to trace the painting all the way back to the artist's studio. 
 00:02:50,760 
 Well, that's true, I suppose. 
 00:02:53,940 
 Did they consult with anyone else? 
 00:02:55,740 
 Mm. The International Foundation for Art Research got involved. 
 00:03:00,460 
 And what was their verdict? 
 00:03:02,160 
 Well, they saw a definite similarity in the painting techniques used. 
 00:03:07,080 
 You mean the way Pollock dripped the oils on the canvas? 
 00:03:10,240 
 Yeah. And they noted the dirt and paint marks on the back, which all of Pollock's paintings have. 
 00:03:17,000 
 Why is that? 
 00:03:18,180 
 He used to lie his canvases down on the ground when he painted them. But the foundation were worried about the acrylic paint that was used on the painting. It's quite common now, but it was very unusual back in Pollock's day. 
 00:03:32,720 
 So it was probably painted much later. 
 00:03:35,440 
 Right. 
 00:03:36,560 
 So whose side are we on in this argument? 
 00:03:40,680 
 When it comes to art, you can see the art critic's point. If their knowledge and expertise tells them that it definitely isn't a Pollock painting, shouldn't we believe them? I mean, that is usually how it works in the art world, isn't it? 
 00:03:55,880 
 Art historians have always judged paintings, but things are changing now. If we have modern scientific techniques like fingerprint analysis, why not use them? 
 00:04:06,860 
 Mm, that's true. Well, maybe we need a combination. 
 00:04:10,840 
 I think you're right. 
 00:04:15,260 
 Before you hear the rest of the discussion, you have some time to look at questions twenty-five to thirty on page six. 
 00:04:26,960 
 Now listen and answer questions twenty-five to thirty. 
 00:04:59,760 
 So did you find out anything else, Josh? 
 00:05:02,270 
 Well, have you ever heard of a painting called The Battle of Anghiari? 
 00:05:06,840 
 I have, actually. It's the lost masterpiece by Leonardo da Vinci, the famous Italian artist. What about it? 
 00:05:14,660 
 Well, an Italian art analyst called Seracini thinks he knows where it is, and he's using scientific techniques to help locate it. 
 00:05:24,600 
 How? 
 00:05:25,540 
 Well, art historians knew where the painting was last seen. 
 00:05:29,680 
 That's right, in the Hall of the Five Hundred in Florence. 
 00:05:33,140 
 Right. So Seracini had a theory that the painting was still there, and he set out to prove it. He used a lot of different technology, like radar and thermographic cameras. But initially, he scanned every inch of the hall with a laser in order to make a really accurate three-D model of the building's design. 
 00:05:55,840 
 Did he think the painting was hidden in the building somewhere? 
 00:05:58,840 
 Exactly. Then, to find out what the hall looked like in Leonardo's time, he took pictures of it with a thermographic camera. 
 00:06:08,200 
 Couldn't he have used ultrasound to do that? 
 00:06:10,740 
 Not really. Different types of building materials produce different amounts of radiation, and you can really see those differences in a thermal image. 
 00:06:20,100 
 So brick would look different from wood or glass, for example. 
 00:06:24,820 
 Yes. Seracini worked out what the building looked like when it was first built and what renovations took place after that. He found that two large glass windows on the east wall had been removed and filled in by the time Da Vinci started work on his painting, leaving a space big enough for it. 
 00:06:46,520 
 But why hasn't the painting been seen for four hundred years? 
 00:06:50,240 
 Mm-hmm. To answer that question, Seracini needed to study that wall even more closely. 
 00:06:57,300 
 Did he use the thermographic camera again? 
 00:06:59,740 
 No. This time, he used another kind of technology, radar. 
 00:07:04,840 
 And what did that show? 
 00:07:06,330 
 It showed there were, in fact, two walls there, an older one and a newer one built in front of it. 
 00:07:13,560 
 So does Seracini believe that Da Vinci's painting is on the concealed wall? 
 00:07:18,880 
 Yes, on a stone wall concealed by the newer brick wall. 
 00:07:24,280 
 So what's the next stage in the investigation? 
 00:07:27,280 
 Well, he isn't allowed to remove any plaster or bricks, so he's now experimenting with a gamma ray camera to try and verify his theory. 
 00:07:36,900 
 Well, I think we've got some really strong examples there of how science can help art. Let's see if we can type up an outline. 
 00:07:49,210 
 That is the end of section three. You now have half a minute to check your answers.

## 题目与答案

### 21. 21 What does Josh think about Jackson Pollock`s paintings?

21 What does Josh think about Jackson Pollock`s paintings?

- they are easy to copy
- they are complex
- they are childish

**答案**：they are complex

原文定位：I guess it would be pretty easy to fake one of those paintings;No way, Emily. I know a lot of people think that even a child could paint one. To the untrained eye, they might look simple, but they're incredibly intricate works of art

同义替换：「complex」↔「incredibly intricate」

### 22. 22 The $5 painting was considered to be a fake because

22 The $5 painting was considered to be a fake because

- it lacked documentation
- it was too cheap
- it featured the wrong colours

**答案**：it lacked documentation

原文定位：Why;Well, one critic said that compared to other Pollocks, the white and yellow lines on the painting were too straight;Come on, Josh. That doesn't seem that convincing;No, you're right. It is a bit weak. But the strongest argument was that there were no records of previous owners. For the painting to be authentic, you really should be able to trace the painting all the way back to the artist's studio

同义替换：「because」↔「the strongest argument was that」；「it lacked documentation」↔「there were no records of previous owners」

### 23. 23 What made the International Foundation for Art Research reject the $5 painting?

23 What made the International Foundation for Art Research reject the $5 painting?

- what was on the back of the painting
- the type of paint used
- how the paint was applied

**答案**：the type of paint used

原文定位：Did they consult with anyone else;Mm. The International Foundation for Art Research got involved;And what was their verdict;Well, they saw a definite similarity in the painting techniques used... And they noted the dirt and paint marks on the back, which all of Pollock's paintings have... But the foundation were worried about the acrylic paint that was used on the painting. It's quite common now, but it was very unusual back in Pollock's day

同义替换：「reject」↔「worried about」

### 24. 24 What do Josh and Emily agree about art evaluation?

24 What do Josh and Emily agree about art evaluation?

- Only an experienced critic can evaluate a painting`s authenticity.
- Modern scientific methods have replaced the traditional approach.
- Experts from the science and art worlds should work together.

**答案**：Experts from the science and art worlds should work together.

原文定位：Art historians have always judged paintings, but things are changing now. If we have modern scientific techniques like fingerprint analysis, why not use them;Mm, that's true. Well, maybe we need a combination;I think you're right

同义替换：「Experts」↔「art historians」；「should work together」↔「need a combination」；「art evaluation」↔「authenticity」

### 25. He used 25_____ to help make a model of the building.

He used 25_____ to help make a model of the building.

- ultrasound
- gamma-ray technology
- stone
- a laser scanner
- a radar machine
- glass

**答案**：a laser scanner

原文定位：Right. So Seracini had a theory that the painting was still there, and he set out to prove it. He used a lot of different technology, like radar and thermographic cameras. But initially, he scanned every inch of the hall with a laser in order to make a really accurate three-D model of the building's design

同义替换：「to help make a model of the building」↔「in order to make a really accurate three-D model of the building's design」

### 26. He used 26_____ to reveal different materials in the wall. He found the original architecture.

He used 26_____ to reveal different materials in the wall. He found the original architecture.

- ultrasound
- gamma-ray technology
- stone
- a laser scanner
- a radar machine
- glass

**答案**：a thermgraphic camera

原文定位：Exactly. Then, to find out what the hall looked like in Leonardo's time, he took pictures of it with a thermographic camera;Couldn't he have used ultrasound to do that;Not really. Different types of building materials produce different amounts of radiation, and you can really see those differences in a thermal image

同义替换：「to reveal different materials in the wall」↔「Different types of building materials produce different amounts of radiation, and you can really see those differences in a thermal image」

### 27. He guessed that DaVinic painted his materpiece on the east wall, in a space that used to hold 27_____ .

He guessed that DaVinic painted his materpiece on the east wall, in a space that used to hold 27_____ .

- ultrasound
- gamma-ray technology
- stone
- a laser scanner
- a radar machine
- glass

**答案**：glass

原文定位：Yes. Seracini worked out what the building looked like when it was first built and what renovations took place after that. He found that two large glass windows on the east wall had been removed and filled in by the time Da Vinci started work on his painting, leaving a space big enough for it

同义替换：「in a space that used to hold」↔「leaving a space big enough for it」

### 28. He analysed the wall using 28_____ and discovered a second wall behind it.

He analysed the wall using 28_____ and discovered a second wall behind it.

- ultrasound
- gamma-ray technology
- stone
- a laser scanner
- a radar machine
- glass

**答案**：a radar machine

原文定位：Did he use the thermographic camera again;No. This time, he used another kind of technology, radar;And what did that show;It showed there were, in fact, two walls there, an older one and a newer one built in front of it

同义替换：「discovered a second wall behind it」↔「It showed there were, in fact, two walls there, an older one and a newer one built in front of it」

### 29. He hypothesised that the Da Vinci painting is still there on the original 29_____ wall.

He hypothesised that the Da Vinci painting is still there on the original 29_____ wall.

- ultrasound
- gamma-ray technology
- stone
- a laser scanner
- a radar machine
- glass

**答案**：stone

原文定位：So does Seracini believe that Da Vinci's painting is on the concealed wall;Yes, on a stone wall concealed by the newer brick wall

同义替换：「hypothesised」↔「believe」

### 30. He is using 30_____ to prove his theory.

He is using 30_____ to prove his theory.

- ultrasound
- gamma-ray technology
- stone
- a laser scanner
- a radar machine
- glass

**答案**：gamma-ray technology

原文定位：So what's the next stage in the investigation;Well, he isn't allowed to remove any plaster or bricks, so he's now experimenting with a gamma ray camera to try and verify his theory

同义替换：「prove」↔「verify」；「using」↔「experimenting with」

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