Đề ôn thi Đề thi vào lớp 10 Hà Nội môn Tiếng Anh - Mã đề HN-76

(23) __________. Every corner of the facility was packed with people trying to escape the summer heat. (24) __________

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 (25) __________ for over a century, but it has limitations. It cannot easily handle renewable energy sources like wind and solar, which produce power unpredictably.

(26) __________, 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 (27) __________ 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 (28) __________ have smart meters installed. This helps prevent blackouts and saves money. These advanced systems also play a crucial (29) __________ 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 (30) __________.

What exactly is a 'carbon footprint'? It is the total amount of greenhouse gases, particularly carbon dioxide, that are generated by our individual actions. Everything from the food we eat to the way we travel contributes to this total. For example, the electricity used to power our homes and the fuel burned by the motorbike we take to school both create emissions that affect our planet’s climate. Understanding this concept is the first step towards making a positive change.

As a developing nation, Vietnam has experienced rapid economic growth. This progress, while beneficial, has also led to an increase in the country's average carbon footprint. To address this, the Vietnamese government is implementing strategies to promote a low-carbon economy. The national plan aims to balance development with environmental protection, ensuring that as the country prospers, its environmental impact, or footprint, does not grow uncontrollably. The goal is to manage it sustainably for the future.

For teenagers, this global issue has very personal connections. The choice between riding a motorbike or a bicycle to school has a direct effect on the environment. Even seemingly minor actions, like how long you charge your smartphone or the type of snacks you buy, add up. It shows that your daily habits, both big and small, have a real and measurable consequence on the world. Your choices truly matter more than you might think.

The good news is that reducing your carbon footprint isn't overly complicated. You can make a difference by taking simple steps. For instance, you could use public transport more often, remember to turn off lights when you leave a room, or choose locally grown food to reduce transport-related emissions. When many people make these small changes together, the collective impact can be enormous and help protect our environment for future generations.

Many people believe that the clothes they donate to charity shops directly help those in need locally. However, this is only part of the story. A large percentage of these donations begins a complex global journey, (37) __________. These items are often sold in bulk to textile recycling companies.

The companies then sort the clothes by quality and type, (38) __________. This trade can support local economies by creating jobs for sellers and providing affordable clothing. Yet, it also presents challenges, (39) __________. Ultimately, the simple act of donating a t-shirt connects us to a complex global system, (40) __________.

A. which has both positive and negative consequences for communities worldwide

B. becoming part of the massive secondhand clothing industry

C. as the influx of cheap foreign clothes can harm local textile industries

D. shipping the best items to international markets, especially in Africa and Asia