Đáp án đúng diễn tả rằng trẻ em vẫn chơi dù trời lạnh.

Câu 45:

Without a reliable internet connection, remote workers will face significant challenges.

A. A reliable internet connection prevents remote workers from facing challenges.

B. Remote workers face significant challenges unless they have a reliable internet connection.

C. Significant challenges for remote workers arise because their internet is too reliable.

D. Remote workers’ challenges are caused by having a reliable internet connection.

Đáp án B

Hướng dẫn giải

Đáp án diễn đạt chính xác ý nghĩa câu gốc.

Questions 46-53: Read the passage carefully.

Harvard University: A Premier Institution of Higher Learning

        Harvard University, founded in 1636, is one of the oldest and most prestigious institutions of higher education in the world. Located in Cambridge, Massachusetts, Harvard is renowned for its academic excellence, distinguished faculty, and rigorous admission process. The university's long history and tradition of producing influential leaders, scholars, and innovators have earned it a global reputation as a premier educational institution.

        The university offers a wide array of undergraduate and graduate programs, including humanities, social sciences, engineering, business, law, and medicine. Harvard's academic strength lies in its interdisciplinary approach, which encourages students to explore subjects beyond their major. The emphasis on research and critical thinking prepares students for a variety of careers, from academia to government, business, and technology.

        Harvard's campus is an impressive blend of historical and modern architecture, with beautiful green spaces and cutting-edge research facilities. The university's libraries, museums, and research centers provide an enriching environment for students to engage with their studies. Additionally, Harvard is home to a vibrant student community, with thousands of students from across the globe who contribute to the diverse and dynamic campus life.

        One of the unique features of Harvard is its commitment to financial aid. The university operates a need-blind admission process, meaning that financial need does not impact a student's chances of being admitted. Furthermore, Harvard offers generous financial aid packages, ensuring that students from all backgrounds can afford a world-class education. This commitment to accessibility and diversity enhances the university’s global appeal.

        Throughout its history, Harvard has produced many notable alumni, including U.S. presidents, Nobel laureates, and CEOs of major corporations. The university’s strong network of alumni plays a vital role in shaping its future and the future of its graduates. Harvard’s alumni often contribute to the university through mentorship, donations, and career opportunities, helping to maintain its status as a leading institution.

        In conclusion, Harvard University is not only an academic powerhouse but also a hub of innovation, research, and global influence. Its rigorous academic programs, diverse student body, and commitment to excellence make it one of the most sought-after universities in the world. Harvard’s legacy of shaping the leaders of tomorrow continues to inspire generations of students,

and its impact on education and society remains profound.

Câu 46:

What is the primary reason for Harvard University’s global reputation?

A. Its academic excellence and long history.

B. Its location in Cambridge, Massachusetts.

C. Its large student population.

D. Its extensive financial aid programs.

Đáp án A

Hướng dẫn giải

Đoạn 1 nói về lý do Harvard được công nhận toàn cầu nhờ lịch sử lâu đời và thành tích học thuật.

Câu 47:

What is one of the strengths of Harvard’s academic approach?

A. Focus on a single field of study.

B. Interdisciplinary programs that encourage exploration.

C. Exclusivity in admission.

D. Lack of emphasis on research.

Đáp án B

Hướng dẫn giải

Đoạn 2 nhấn mạnh sự mạnh mẽ của chương trình liên ngành tại Harvard.

Câu 48:

Which of the following best describes Harvard’s campus?

A. A blend of modern and historical architecture.

B. A simple, utilitarian design.

C. Primarily focused on technological infrastructure.

D. Isolated from the rest of the city.

Đáp án A

Hướng dẫn giải

Đoạn 3 mô tả sự kết hợp giữa kiến trúc hiện đại và lịch sử.

Câu 49:

What makes Harvard's financial aid system unique?

A. It only helps students from wealthy backgrounds.

B. It is based solely on academic performance.

C. It is need-blind and offers generous aid packages.

D. It prioritizes sports scholarships.

Đáp án C

Hướng dẫn giải

Đoạn 4 giải thích rằng Harvard có chính sách không xét nhu cầu tài chính và hỗ trợ hào phóng.

Câu 50:

Which statement best summarizes the role of Harvard’s alumni?

A. Alumni contribute primarily to sports programs.

B. They provide mentorship, donations, and career opportunities.

C. Alumni are primarily involved in teaching.

D. Alumni have little impact on the university's reputation.

Đáp án B

Hướng dẫn giải

Đoạn cuối nói rõ về đóng góp của cựu sinh viên vào sự phát triển của trường.

Câu 51:

What can be inferred about Harvard's global appeal?

A. It is mainly accessible to wealthy students.

B. Its diverse student body and financial aid system contribute to its global appeal.

C. It focuses on attracting students from the United States only.

D. Its appeal is limited due to high tuition fees.

Đáp án B

Hướng dẫn giải

Sự đa dạng sinh viên và hỗ trợ tài chính là yếu tố tăng sự hấp dẫn toàn cầu.

Câu 52:

Which of the following is most similar in meaning to "prestigious"?

        A. Well-known.         B. Distinguished.         C. Modern.         D. Expensive.

Đáp án B

Hướng dẫn giải

Prestigious nghĩa là danh giá, tương đương với distinguished.

Câu 53:

Which of the following is most similar in meaning to "vibrant"?

        A. Dull.         B. Active.         C. Calm.         D. Quiet.

Đáp án B

Hướng dẫn giải

Vibrant nghĩa là sôi động, tương đương với active.

Questions 54-60: Read the passage carefully.

        Carbonated soft drinks, also known as soda, are popular beverages enjoyed by many people worldwide. They are often sweetened with sugar and carbonated with gas, making them fizzy and refreshing. However, despite their appeal, carbonated soft drinks can have harmful effects on our health when consumed too often. The main health risks come from their high sugar content, artificial ingredients, and their role in causing various health problems.

        The most concerning issue with soda is its high sugar content. A single can of soda can contain up to 39 grams of sugar, which is much more than the recommended daily amount. Drinking too much sugar can lead to weight gain and obesity. It can also increase the risk of developing type 2 diabetes, as the sugar causes a rapid rise in blood sugar levels. Over time, this can lead to insulin resistance, where the body no longer responds well to insulin, increasing the risk of diabetes.

        In addition to sugar, sodas often contain artificial additives like caffeine, preservatives, and colorings. While these ingredients help make the drink taste better and last longer, they can also have negative effects on health. For example, caffeine can cause dehydration and disturb sleep if consumed in large amounts. Some artificial colorings and preservatives have been linked to behavior problems, especially in children. Over time, consuming these chemicals can accumulate in the body and cause harm.

        Soda also has a big impact on dental health. The acids in carbonated drinks can wear away tooth enamel, which is the protective outer layer of our teeth. This can lead to cavities and tooth decay. In addition, the sugar in sodas feeds harmful bacteria in the mouth, which speeds up the damage to teeth. Regularly drinking soda can lead to long-term oral health issues.

        Another problem with soda is that it can weaken bones. Many sodas contain phosphoric acid, which can make it harder for the body to absorb calcium, an important mineral for bone health. This can lead to weaker bones and increase the risk of conditions like osteoporosis, especially in young people and older adults. Studies have shown that drinking too much soda can lower bone mineral density, making bones more likely to break.

        Lastly, drinking soda regularly can contribute to heart problems. The high sugar and caffeine content in soda can increase blood pressure, raise cholesterol levels, and cause inflammation in the body. All of these are risk factors for heart disease. People who drink soda often are more likely to develop heart problems, especially if they also have an unhealthy diet or don't exercise regularly.

        In conclusion, while carbonated soft drinks may taste good, their effects on health are concerning. They can lead to weight gain, diabetes, dental issues, weak bones, and heart disease. To protect your health, it’s a good idea to drink soda in moderation and choose healthier drinks, like water or natural fruit juice, instead. By making these changes, you can improve your overall health and reduce the risk of developing serious health problems.

Câu 54:

What is the main idea of the passage?

A. Carbonated soft drinks are healthy and good for hydration.

B. Carbonated soft drinks have several harmful effects on health.

C. Carbonated soft drinks are popular beverages around the world.

D. Carbonated soft drinks are a healthy alternative to water.

Đáp án B

Hướng dẫn giải

Câu chủ đề và các đoạn trong bài đều nêu những tác hại của đồ uống có ga đối với sức khỏe.

Câu 55:

According to paragraph 2, what is the main health risk of drinking soda?

        A. It causes dehydration.         B. It leads to weight gain and obesity.

        C. It makes people feel more tired.         D. It has no effect on health.

Đáp án B

Hướng dẫn giải

Đoạn 2 nói rõ rằng lượng đường cao trong soda là nguyên nhân chính gây tăng cân và béo phì.

Câu 56:

According to paragraph 3, what is one of the negative effects of the artificial ingredients in sodas?

A. They can cause people to feel more energetic.

B. They can contribute to sleep disturbances.

C. They help with digestion.

D. They make sodas taste better and healthier.

Đáp án B

Hướng dẫn giải

Đoạn 3 nhắc đến caffeine (một chất phụ gia) có thể gây mất ngủ nếu tiêu thụ quá nhiều.

Câu 57:

According to paragraph 4, how does soda affect dental health?

A. It strengthens tooth enamel.

B. It causes tooth decay and cavities.

C. It prevents bacteria from growing in the mouth.

D. It has no impact on dental health.

Đáp án B

Hướng dẫn giải

Đoạn 4 đề cập đến việc axit và đường trong soda làm mòn men răng, gây sâu răng.

Câu 58:

According to paragraph 5, what effect does soda have on bones?

A. It helps the body absorb calcium.

B. It makes bones stronger and healthier.

C. It reduces the body’s ability to absorb calcium.

D. It has no effect on bone health.

Đáp án C

Hướng dẫn giải

Phosphoric acid trong soda làm giảm khả năng hấp thụ canxi, dẫn đến xương yếu hơn.

Câu 59:

According to paragraph 6, what is a risk of drinking soda for heart health?

        A. It can lower blood pressure.         B. It can increase the risk of heart disease.

C. It makes the heart stronger.         D. It improves circulation.

Đáp án B

Hướng dẫn giải

Đoạn 6 nói rõ lượng đường và caffeine trong soda có thể làm tăng nguy cơ mắc bệnh tim.

Câu 60:

According to the passage, what is the author’s recommendation for reducing the health risks of soda?

A. Drink soda more often.

B. Replace soda with healthier beverages like water or natural fruit juice.

C. Drink soda in moderation with sugary foods.

D. Drink soda only when you feel thirsty.

Đáp án B

Hướng dẫn giải

Đoạn kết khuyến khích thay thế soda bằng đồ uống lành mạnh hơn như nước lọc hoặc nước ép trái cây.