Đề ôn thi Đề thi vào lớp 10 Trường THPT Chuyên KHTN môn Tiếng Anh - Mã đề KHTN-89

(23) __________ I never expected it to become such a cherished part of my daily routine, but its journey into my life was a gradual and pleasant one. (24) __________

Energy conversion is a fundamental process in our daily lives. It's the change of energy from one form to another. Think about a simple lamp (25) __________ you plug into the wall. It takes electrical energy and changes it into light and heat energy.

This principle (26) __________ not only in technology but also in nature. For instance, plants use photosynthesis to convert sunlight into chemical energy. Yesterday, when you (27) __________ your dinner, your body started converting the chemical energy from the food into kinetic energy so you could move. The law of conservation of energy states that energy cannot be created or destroyed; it can only be converted. (28) __________, the total amount of energy in a closed system always remains constant. This means that while the form of energy changes, the total (29) __________ of energy stays the same.

Understanding this helps us to (30) __________ progress in developing more efficient technologies, like solar panels or hybrid cars, which are designed to waste as little energy as possible during conversion.

For many people, the idea of a perfect holiday is changing. Instead of simply relaxing on a sandy beach, a growing number of travelers, especially teenagers, are seeking more excitement. This trend is part of a global shift towards adventure travel, a type of tourism focused on physical activity, cultural exploration, and pushing personal boundaries. The question is: what drives this desire for challenge over comfort?

The answer lies in human psychology. Overcoming a difficult but manageable challenge provides a powerful sense of achievement that is deeply fulfilling. When you successfully navigate a tough hiking trail or learn a new skill like rock climbing, you build self-confidence. For young people, these experiences are particularly valuable. They offer a chance to test their limits in a controlled environment, discovering their own strength and resilience away from the pressures of school and daily life.

Vietnam has emerged as a world-class destination for this kind of travel. Expeditions to spectacular places like Son Doong, the world's largest cave, attract adventurers from all over the globe. These journeys are often physically and mentally demanding, requiring teamwork and perseverance. However, with professional guide companies ensuring safety and providing equipment, these once-in-a-lifetime experiences are no longer just for elite explorers but are accessible to determined tourists seeking an extraordinary challenge.

Ultimately, adventure travel offers more than just an adrenaline rush. It creates lasting memories and teaches important life skills. The teamwork required on a difficult trek and the resilience gained from facing the unexpected are lessons that extend far beyond the holiday itself. It is about returning home not just rested, but stronger, more confident, and with a new perspective on what you are capable of achieving.

In the past, researching in a library was a physical journey. You would find one book, and while browsing the shelf, another fascinating one on a related but unexpected topic might catch your eye. (37) __________. Today, we use search engines that give us exactly what we ask for. (38) __________.

These precise algorithms guide us down a narrow path, (39) __________. We get the specific information we need, but we miss out on the broader context and (40) __________. It is worth remembering this trade-off in our quest for instant answers.

A. preventing us from seeing interesting topics on the 'digital shelf' nearby

B. This efficiency, however, comes at the cost of exploration

C. the joy that comes from such unexpected findings

D. This was the magic of serendipitous discovery, a 'happy accident' common in learning