Đề ôn thi Đề thi vào lớp 10 Hà Nội môn Tiếng Anh - Mã đề HN-110

A traditional wedding ceremony is more than just a party; it's a rich tapestry of symbolic actions. Each stage represents a significant step in the couple's journey from being two individuals to becoming one family unit. (23) __________. (24) __________

Have you ever wondered why you see lightning before you hear thunder? During a thunderstorm, both are created at the exact same moment. The delay between seeing the flash and hearing the boom depends entirely (25) __________ the different speeds at which light and sound travel. The distance from the storm also (26) __________ the time gap between the two events.

Light travels at about 300,000 kilometers per second, while sound only moves at roughly 343 meters per second. (27) __________, you see the lightning almost immediately, no matter how far away it is. This scientific principle is true for (28) __________ single storm you observe. You can even (29) __________ how far away the lightning is. Just count the seconds between the flash and the thunder and divide by three to get the distance in kilometers.

If sound traveled as fast as light, we (30) __________ them at the exact same time.

The concept of a 'smart home', once a dream from science fiction, is now a reality for many families. Thanks to the Internet of Things (IoT), everyday objects like lights, speakers, and air conditioners can connect to the internet. This allows us to control our home environment with a simple tap on a smartphone. In Vietnam, local companies such as FPT Smart Home and Điện Quang are making these systems more popular and accessible, offering integrated solutions for modern living.

The main appeal of a smart home is how convenient it is. Imagine you're on your way home on a hot day; you can turn on the air conditioner before you arrive. You can ask a smart speaker to play your favorite music or tell you the weather forecast without lifting a finger. These automated systems are designed to make daily routines simpler and more efficient, acting like a personal assistant that manages your household tasks.

However, this convenience comes with significant privacy risks. To work effectively, smart devices constantly collect data about your habits—what time you wake up, what music you listen to, and even conversations you have. This large amount of personal information can be a target for hackers. If a company's security is weak, your data could be stolen and misused, leaving your family's privacy vulnerable.

Ultimately, using a smart home is a trade-off between ease of use and personal security. It is not about avoiding technology, but about using it wisely. As a young user, it is crucial to understand the privacy settings on your devices. Choosing products from reputable companies that are transparent about how they use your data is the best strategy to enjoy the benefits of a smart home while minimizing the risks to your family's privacy.

Many shoppers believe paper bags are the eco-friendly choice over plastic. However, the debate is more complex. While paper bags are biodegradable, (37) __________. This heavy resource use contributes to air and water pollution.

On the other hand, plastic bags, though cheaper to produce, pose a major threat to wildlife and ecosystems. They are not biodegradable, (38) __________. Furthermore, their lightweight nature means they easily travel by wind, (39) __________. The best solution might be to avoid single-use bags altogether, (40) __________.

A. cluttering landscapes and blocking drainage systems

B. choosing reusable options made from durable materials instead

C. producing them requires significantly more energy and water than plastic bags

D. breaking down into harmful microplastics that contaminate our oceans and soil for centuries