1) Climate change is one of the greatest challenges ________ by humanity today.

2) Forensic science applies scientific principles and techniques to the investigation of crimes and the examination of evidence. Modern forensic methods include DNA analysis, fingerprint identification, ballistics, toxicology, and digital forensics. These techniques help investigators determine what happened at a crime scene, identify suspects, and provide evidence that can be presented in court. However, forensic science has limitations, and experts stress the importance of considering multiple lines of evidence rather than relying on a single technique. Based on the passage, what is one characteristic of effective forensic investigation?

3) Despite her initial reluctance, she eventually ________ to the idea of moving abroad for work.

4) Had the researchers known about the potential side effects, ________.

5) By the time the ambulance arrived at the hospital, ________.

6) The ancient Egyptians developed a sophisticated writing system known as hieroglyphics. This script consisted of pictorial symbols representing words, sounds, or concepts. For centuries, hieroglyphics remained undecipherable to modern scholars until the discovery of the Rosetta Stone in 1799. ________

7) The company decided to ________ the launch of its new product due to technical issues.

8) The company's decision to reduce its carbon footprint has been recognized with an environmental award.

9) Günümüzde, bilgi teknolojileri hayatımızın her alanında önemli bir rol oynamaktadır.

10) According to the passage, what does recent brain imaging research show about placebos? The placebo effect is a fascinating phenomenon in which patients experience real improvements in their symptoms after receiving a treatment with no active medical ingredients. For decades, this effect was considered merely a nuisance in clinical trials – something to be controlled for when testing the efficacy of "real" treatments. However, recent research has dramatically changed our understanding of placebos. Brain imaging studies have shown that placebos can trigger the release of endorphins, the body's natural painkillers, and can activate the same neural pathways as active medications.

11) The artist's new exhibition ________ praise from critics for its innovative approach and thought-provoking themes.

12) (I) The periodic table of elements organizes all known chemical elements based on their properties and atomic structure. (II) It was developed by Russian chemist Dmitri Mendeleev in 1869, though it has been refined and expanded since then. (III) Elements in the same column (group) have similar chemical properties, while those in the same row (period) have the same number of electron shells. (IV) Chemistry students often find it challenging to memorize the entire periodic table. (V) The arrangement of elements allows scientists to predict the properties of elements, even those that had not yet been discovered when the table was first created. Which sentence breaks the narrative unity in this paragraph?

13) The digital divide refers to the gap between demographics and regions that have access to modern information and communication technology and those that don't or have restricted access. This divide can exist between developed and developing countries, rural and urban areas, or different socioeconomic groups within the same country. Factors contributing to this gap include economic resources, geographic limitations, lack of digital literacy, and inadequate infrastructure. As more essential services move online, addressing the digital divide becomes increasingly important for ensuring equal opportunities. What is the main concern highlighted in this passage?

14) Teacher: We need to choose a student to represent our school at the regional science competition next month. Principal: What about Emily? She won the school science fair last semester. Teacher: Emily is very talented, but she's already committed to the debate team competition that falls on the same weekend. Principal: ________

15) Regular exercise not only improves physical health but also ________ mental well-being.

16) Scientists agree that human activities, ________ the burning of fossil fuels, are the primary drivers of this warming trend.

17) The Renaissance was a period of unprecedented artistic and intellectual achievement in Europe. Beginning in Italy in the 14th century, it witnessed the rediscovery of classical Greek and Roman knowledge and a new emphasis on human potential and achievement. Artists like Leonardo da Vinci and Michelangelo created works that demonstrated mastery of anatomy, perspective, and emotional expression. Scholars developed new approaches to understanding the world, emphasizing observation and reason rather than relying solely on religious authority. The invention of the printing press in the mid-15th century accelerated the spread of new ideas throughout Europe. ________

18) The museum decided to ________ its collection with several newly discovered artifacts from the archaeological site.

19) Alex: I've been thinking about changing careers. I'm not satisfied with my current job.
Sarah: ________
Alex: I was considering something in digital marketing or web development.
Sarah: Those are growing fields with good opportunities. Have you looked into any training programs?

20) Astronomy is one of the oldest sciences, with roots in ancient civilizations that observed celestial patterns to track time and seasons. Early astronomers in Mesopotamia, Egypt, China, and Greece mapped the stars and planets, creating calendars and navigation tools. The invention of the telescope in the 17th century revolutionized the field, allowing scientists like Galileo to make discoveries that challenged existing beliefs about our place in the universe. What is the main purpose of this passage?

21) Although critics initially dismissed the novel as overly simplistic, it has stood the test of time and is now regarded as one of the most influential literary works of the 20th century.

22) Climate change is altering ecosystems at an unprecedented rate. Rising temperatures are causing glaciers to melt, contributing to sea level rise that threatens coastal communities. Changing precipitation patterns are leading to more frequent and severe droughts in some regions and flooding in others. Wildlife is also being affected, with many species struggling to adapt to rapidly changing habitats. Some are shifting their ranges toward cooler areas, while others face possible extinction. Which of the following best summarizes the main point of this passage?

23) It is crucial for policymakers, technologists, and ethicists to work together ________ ensure that AI development proceeds in a way that benefits society.

24) Although renewable energy sources are becoming more affordable, ________.

25) The committee is currently ________ proposals for the new community project.

26) ________ than to deal with the consequences of poor planning afterward.

27) The development of antibiotics in the 20th century revolutionized medicine by providing effective treatments for bacterial infections that were previously often fatal. Alexander Fleming's accidental discovery of penicillin in 1928 led to the development of the first widely used antibiotic. Subsequent decades saw the creation of numerous other antibiotics that target different types of bacteria. However, the overuse and misuse of these medications have contributed to the growing problem of antibiotic resistance. What is the main concern mentioned in the passage?

28) While technological advancements have created new job opportunities in many sectors, ________.

29) The meeting has been ________ from Tuesday to Thursday due to scheduling conflicts.

30) After the economic crisis, many businesses had to ________ employees to reduce costs.

31) The ability to adapt to changing circumstances is a ________ trait for success in today's rapidly evolving job market.

32) The invention of the printing press in the 15th century ________ to a dramatic increase in literacy rates across Europe.

33) In 2015, countries around the world ________ to limit global warming to well below 2°C above pre-industrial levels.

34) Throughout history, the role of women in society has undergone significant transformation. In many ancient civilizations, women's roles were primarily centered around the home and family. During the Industrial Revolution, some women began entering the workforce, though often in limited and gender-specific roles. The 20th century saw major shifts with women's suffrage movements securing voting rights, and the post-World War II era bringing more women into diverse professional fields. Despite these advances, gender equality remains an ongoing global challenge. What is the main idea of this passage?

35) Coffee was first discovered in Ethiopia, where legend has it that a goat herder noticed his goats becoming energetic after eating certain berries. By the 15th century, coffee was being cultivated in Yemen and by the 16th century, it had reached the rest of the Middle East, Persia, and Turkey. Coffee houses soon became important social hubs where people gathered to discuss ideas. By the 17th century, coffee had made its way to Europe, where it fueled the Enlightenment era. According to the passage, how did coffee influence society beyond being a beverage?

36) Public transportation systems in major cities around the world are facing similar challenges. Growing urban populations increase demand for services while aging infrastructure requires significant investment for maintenance and upgrades. Environmental concerns are driving the need for cleaner technologies, even as budget constraints limit implementation options. Additionally, changing work patterns like remote work are affecting traditional commuter patterns. What is the main idea of this paragraph?

37) The spread of digital technology has ________ traditional industries to transform their business models.

38) Throughout history, libraries have served as repositories of knowledge and centers of learning. From the ancient Library of Alexandria to modern digital collections, these institutions have preserved and provided access to information across generations. Today, libraries continue to evolve, offering not just books but also serving as community spaces, providing internet access, hosting educational programs, and adapting to meet the changing needs of society. What is the central theme of this passage?

39) Despite these advancements, there are concerns ________ the ethical implications of AI development.

40) Küresel ısınmanın etkileri, özellikle kutup bölgelerinde olmak üzere dünyanın dört bir yanında giderek daha belirgin hale gelmektedir.

41) The concept of artificial intelligence (AI) has evolved significantly ________ its inception in the 1950s.

42) The early civilizations of Mesopotamia, Egypt, India, and China all developed along major river valleys. These waterways provided fertile soil for agriculture, a consistent water supply, and transportation routes for trade. River-based agriculture produced food surpluses that allowed populations to grow and specialization of labor to develop. This specialization contributed to technological advances, the rise of cities, and the emergence of complex social and political structures. What is the main idea of this passage?

43) Urbanization has accelerated rapidly in the past century, with more than half of the world's population now living in cities. This shift has created both opportunities and challenges. Cities offer better access to education, healthcare, and employment opportunities. However, rapid urban growth has also led to issues such as overcrowding, pollution, and infrastructure strain. What is the main topic of this paragraph?

44) The Great Wall of China, stretching over 13,000 miles, was built over centuries by various Chinese dynasties. Construction began in the 7th century BCE during the Zhou dynasty and continued through the Ming dynasty in the 16th century CE. The primary purpose of this massive structure was to protect Chinese states and empires from nomadic invasions from the north. Today, the Great Wall stands as one of the most impressive architectural feats in human history and attracts millions of tourists annually. According to the passage, what was the main reason for building the Great Wall of China?

45) Although electric vehicles are becoming increasingly popular, ________.

46) The detective was determined to ________ the truth about what happened that night.

47) Many students struggle to balance academic responsibilities ________ their social lives.

48) Despite extensive research, scientists have not yet ________ a definitive cure for this particular disease.

49) After the flooding, local authorities worked quickly to ________ essential services in the affected areas.

50) Paleontologists study fossils to ________ information about extinct species and ancient ecosystems.

51) Customer: Excuse me, I purchased this laptop here last week, and it keeps shutting down unexpectedly. Store employee: I'm sorry to hear that. Do you have your receipt with you? Customer: Yes, here it is. I've tried troubleshooting the problem myself, but nothing seems to work. Store employee: ________

52) What is the main idea of this passage? The concept of "food miles" – the distance food travels from where it is grown to where it is consumed – has become an important consideration for environmentally conscious consumers. The underlying assumption is that locally produced food has a smaller carbon footprint because it requires less transportation. However, recent studies suggest that the relationship between food miles and environmental impact is more complex than initially thought. Transportation accounts for only about 11% of food's total greenhouse gas emissions, with production methods often having a much larger impact. For example, vegetables grown locally in heated greenhouses can have a higher carbon footprint than those imported from regions where they grow naturally with less energy input.

53) Space exploration has led to numerous technological innovations that benefit everyday life. Satellites enable global communications and navigation systems. Weather forecasting has improved significantly due to orbital monitoring systems. ________

54) Recent advancements in battery technology have ________ the development of more efficient electric vehicles with longer ranges.

55) According to the passage, how did the ancient Greeks explain creativity? The way we think about creativity has evolved significantly over time. The ancient Greeks believed that creativity was divine inspiration – literally the work of the Muses, goddesses who whispered ideas into the ears of artists and inventors. During the Renaissance, creativity became associated with exceptional individuals – the lone genius whose unique vision changed the world. This romantic notion persisted well into the 20th century.

56) The implementation of stricter environmental regulations has led to significant improvements in air quality.

57) "Scientists are concerned about the rapid decline in bee populations." Which of the following sentences has a similar meaning?

58) The unprecedented pace of technological change has transformed almost every aspect of modern life, creating both opportunities and challenges that previous generations could never have imagined.

59) Many people struggle to ________ work-related stress, which can lead to burnout if not properly managed.

60) (I) Virtual reality (VR) technology creates immersive digital environments that users can interact with. (II) The technology uses specialized headsets that track head movements and display stereoscopic images to create the illusion of three-dimensional space. (III) Many people experience motion sickness when using VR for extended periods. (IV) Applications of VR extend beyond gaming to fields such as education, healthcare, architecture, and military training. (V) Some researchers believe VR has the potential to revolutionize how we learn by providing experiential education opportunities. Which sentence breaks the narrative unity in this paragraph?

61) The field of artificial intelligence has progressed rapidly in recent years, with applications ranging from voice assistants to autonomous vehicles. Machine learning algorithms now power recommendation systems, medical diagnostics, and financial forecasting tools. Natural language processing has enabled machines to understand and generate human language with increasing sophistication. Computer vision systems can identify objects, faces, and patterns in images with remarkable accuracy. ________

62) Urban farming has gained popularity in cities around the world as concerns about food security and environmental sustainability have increased. By growing food in urban spaces, from rooftop gardens to vertical farms, city dwellers can access fresh produce while reducing the carbon footprint associated with transporting food from rural areas. Urban farming also transforms unused spaces into productive green areas, improving air quality and providing habitats for pollinators. Communities benefit from the educational opportunities and social connections fostered through shared gardening projects. ________

63) "The lack of affordable housing has become a critical issue in many urban areas." Which sentence has a similar meaning?

64) "The implementation of the new policy has been delayed indefinitely." Which sentence has the most similar meaning?

65) "The conference was postponed due to unforeseen circumstances." Which sentence has the most similar meaning?

66) Sarah: I've been thinking about changing careers. I've been in marketing for eight years now, but I feel like I need a new challenge. Michael: That's a big decision. What field are you considering? Sarah: I'm interested in web development. I've been taking some online courses in my free time. Michael: That's quite different from marketing. Are you sure you want to start from scratch in a new field? Sarah: ________

67) (I) Yoga originated in ancient India and has been practiced for thousands of years. (II) It combines physical postures, breathing exercises, and meditation to promote physical and mental well-being. (III) Many scientific studies have documented the health benefits of regular yoga practice. (IV) Some people prefer high-intensity interval training for quick fitness results. (V) Today, yoga has become popular worldwide as a form of exercise and stress management. Which sentence breaks the narrative unity in this paragraph?

68) Customer: I recently purchased this laptop from your store, but it keeps shutting down unexpectedly.
Sales Representative: ________
Customer: Yes, I've tried that several times. It works for a while but then shuts down again.
Sales Representative: In that case, I think we should send it to our technical department for inspection.

69) The Renaissance, which began in Italy in the 14th century and spread throughout Europe, marked a period of significant cultural, artistic, and scientific advancement. This era saw a renewed interest in classical learning and values from ancient Greece and Rome. Artists like Leonardo da Vinci and Michelangelo created masterpieces that embodied Renaissance ideals of humanism and perspective. Meanwhile, scientists questioned traditional beliefs and developed new methods of inquiry. According to the passage, what characterized the Renaissance period?

70) High-quality education should be ________ to all children regardless of their socioeconomic background.

71) Democracy is generally defined as a system of government in which power resides with the citizens, who exercise it either directly or through freely elected representatives. This form of governance emerged in ancient Athens in the 5th century BCE, though it was limited to male citizens and excluded women, slaves, and foreigners. Modern democracies vary in their specific structures but typically share core principles such as free and fair elections, protection of human rights, and the rule of law. What is the main idea of this paragraph?

72) The meeting had to be ________ because several key participants were unable to attend.

73) The most successful companies are those that can ________ to changing market conditions and consumer preferences.

74) Biodiversity refers to the variety of plant and animal life in a particular habitat or ecosystem. High biodiversity is crucial for ecosystem stability and resilience. Each species plays a unique role in maintaining the balance of its environment, from pollination to soil fertility. When biodiversity decreases due to habitat destruction, pollution, or climate change, ecosystems become more vulnerable to disturbances and less able to provide essential services that humans depend on. Based on the passage, why is biodiversity important?

75) Scientists need to ________ more research before drawing definitive conclusions about the long-term effects of this medication.

76) The water cycle, also known as the hydrologic cycle, describes the continuous movement of water on, above, and below the Earth's surface. Water evaporates from oceans, lakes, and rivers due to solar heating, rises into the atmosphere as water vapor, and forms clouds. When the water droplets in clouds grow large enough, they fall back to Earth as precipitation in the form of rain, snow, or hail. Some of this water flows into rivers and ultimately returns to the oceans, while some seeps into the ground as groundwater. What is the primary focus of this paragraph?

77) Artificial Intelligence (AI) systems learn from data, identifying patterns and making predictions or decisions without explicit programming for each specific task. Machine learning, a subset of AI, enables computers to improve their performance over time as they process more information. Deep learning, which uses neural networks with many layers, has driven recent advances in areas such as image and speech recognition. These technologies are increasingly being integrated into various applications, from virtual assistants to autonomous vehicles. According to the passage, how do AI systems improve their capabilities?

78) The price of the concert tickets ________ on the seating location and the popularity of the performer.

79) Although advancements in medical technology have led to improved diagnostic tools and treatment options, ________.

80) Customer service has become increasingly important in today's competitive business environment. Companies that provide exceptional service often gain loyal customers who not only return but also recommend the business to others. Conversely, poor customer experiences can quickly damage a company's reputation, especially in the age of social media where negative reviews can reach thousands of potential customers instantly. What is the main idea of this paragraph?