Đề ôn thi Đề thi vào lớp 10 Trường THPT Chuyên KHXH môn Tiếng Anh - Mã đề KHXH-47

Vietnamese lacquerware, known as 'sơn mài', is one of the country's most famous traditional crafts. The results are famously beautiful and durable items, from bowls to paintings. It is a respected art form, and (35) __________, the process of creating it is as remarkable as the final product. This multi-layered art combines both technical skill and artistic vision, a tradition passed down through generations.

The journey of a lacquerware piece begins with the selection of a suitable base, often made of wood. First, a craftsman selects a wooden base, which (36) __________ be carefully prepared to ensure it is perfectly smooth. Any imperfections on the surface could ruin the final result. A special resin from the lacquer tree is then applied in the first of what will be many layers, each needing time to dry completely.

Next comes the most crucial and lengthy stage: building up the layers. Many coats of colored or clear lacquer are applied, and each layer must be left to dry before being sanded by hand with fine sandpaper and water. This stage requires immense (37) __________ as it can take several months to complete. The (38) __________ layers applied, the more durable and beautiful the final piece will be.

(39) __________ is the process time-consuming, but it is also where the artist’s creativity truly shines. This is when (40) __________ designs, often using materials like crushed eggshells or mother-of-pearl, are inlaid into the wet lacquer. This technique demands great precision and is a key step that helps to (41) __________ the final aesthetic. Each design element is carefully placed to create a unique and stunning visual effect.

Finally, the object is polished to create a glossy, mirror-like surface, (42) __________ reveals the depth and beauty of the multi-layered colors beneath. The finished product is not just a useful object; it is a piece of art that represents a rich cultural tradition. It is a testament to the skill, patience, and dedication of the Vietnamese craftsman.

The term '5G' is everywhere, but what does it actually mean for you and your smartphone? Simply put, 5G is the fifth generation of mobile network technology. It represents a significant leap forward from the 4G networks we use today. Its two most celebrated promises are incredible speed and extremely low latency. While faster downloads are easy to understand, the combination of these two advancements is set to unlock a new world of possibilities, changing not just how fast you can stream a video, but the very nature of the apps and services you use every day.

Let's talk about speed. 5G networks are designed to be drastically faster than 4G. Imagine downloading a full-length high-definition movie in a matter of seconds, not minutes. For a teenager who loves watching videos on the go, this means no more frustrating buffering circles. You'll be able to stream 4K videos seamlessly, even in crowded areas. This raw speed enhances existing activities, making your current digital life smoother and more efficient, but the real revolution lies beyond just making things faster.

The second key feature of 5G is its ultra-low latency. Latency is the delay between sending a signal and receiving a response. With 4G, this delay can be noticeable, especially in real-time applications. 5G reduces this lag to almost zero. Why does this matter? It is the key that unlocks technologies like cloud gaming. With low latency, you can play graphics-intensive games on your phone, with the actual processing happening on a powerful remote server. It also makes highly responsive Augmented Reality (AR) applications possible, where digital information is overlaid onto the real world through your phone's camera without any jarring delay.

This technological shift is not just happening in other countries; it's arriving in Vietnam. Major mobile carriers like Viettel and Vinaphone are actively expanding their 5G trial networks. These are currently concentrated in major urban centers like Hanoi and Ho Chi Minh City, as the companies prepare for a future nationwide launch. This means Vietnamese teens will soon be among the first to experience these new capabilities firsthand, moving from hearing about 5G to actually using it.

However, the transition won't happen overnight. For 5G to work, new infrastructure needs to be built, a process that takes time and investment. Furthermore, not all current smartphones are 5G-compatible; many users will need to upgrade their devices to access the new network. So, while the 5G future is exciting and rapidly approaching, its widespread availability for every user will be a gradual process rather than an instant switch.