Đề ôn thi Đề thi vào lớp 10 Hải Phòng môn Tiếng Anh - Mã đề HPG-154

Have you ever wondered why almost (29) __________ pair of blue jeans has that classic, familiar color? The secret lies in a special dye called indigo, which has been used for centuries. It is the (30) __________ reason denim is so strongly associated with the color blue. The modern dyeing process is quite fascinating. First, huge bundles of cotton yarn are repeatedly dipped (31) __________ a large vat containing a yellow-green indigo solution.

Interestingly, the yarn isn't blue when it first comes out. When it is pulled from the vat and exposed to oxygen, a chemical reaction called oxidation begins. (32) __________, the dye particles fix to the cotton fibers and the yarn rapidly transforms, developing its famous deep blue color. This entire dyeing cycle is (33) __________ multiple times to achieve the desired richness and durability. If this oxidation process did not exist, the fabric (34) __________ retain its initial yellowish-green shade.

In bustling Vietnamese cities like Da Nang and Hoi An, a new kind of worker has become a common sight. These are 'digital nomads'—foreigners who use technology to work remotely, often setting up their office for the day in a local cafe. With just a laptop and an internet connection, they can perform jobs for companies thousands of kilometers away. This growing trend sparks an important conversation: is the presence of these remote workers a positive or negative development for the local community?

On one hand, the economic benefits are clear. Digital nomads spend a significant amount of money on accommodation, food, and local services, which boosts the city's economy. They often stay for months, providing a stable source of income for local landlords and business owners. Furthermore, they can bring fresh perspectives and skills, leading to valuable cultural exchange and creating new opportunities for collaboration with local professionals.

However, there is another side to the story. Because digital nomads often have higher incomes than local residents, they can drive up prices. The cost of renting an apartment and even the price of a coffee can increase, making life more expensive for local people. This situation can sometimes create tension between the newcomers and the community, as popular spots may become too crowded or unaffordable for the very people who have always lived there.

Ultimately, the impact of digital nomads is complex, with both advantages and disadvantages. It is not a simple issue of good versus bad. For cities in Vietnam, the challenge is to manage this trend effectively. The goal is to welcome the economic contributions of these global workers while also protecting the interests and affordability of life for local citizens, ensuring that the city develops in a way that benefits everyone.