Đề ôn thi Đề thi vào lớp 10 Hải Phòng môn Tiếng Anh - Mã đề HPG-64

For a long time, the traditional electricity grid has worked in a simple, one-way system. Power stations generate electricity, which is then sent to homes and businesses. This system (29) __________ for over a century, but it has limitations. It cannot easily handle renewable energy sources like wind and solar, which produce power unpredictably.

(30) __________, the smart grid represents a major upgrade. It uses digital technology for two-way communication between the utility company and its customers. With smart grids, information about electricity usage can be collected and (31) __________ in real-time. This allows for better management of energy. For instance, when demand is high, the grid can automatically reduce power to non-essential appliances in homes (32) __________ have smart meters installed. This helps prevent blackouts and saves money. These advanced systems also play a crucial (33) __________ in integrating renewable energy more effectively. Smart grids can instantly react to changes in power production, ensuring a stable and reliable supply for everyone. Ultimately, the goal is to create a more efficient and sustainable energy (34) __________.

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.