Đề ôn thi Đề thi vào lớp 10 Trường Phổ thông Năng khiếu môn Tiếng Anh - Mã đề PTNK-38

Blinking is an automatic bodily process that we often do without thinking. The eye's surface is constantly exposed to the air, which can contain dust and other small particles. This simple reflex is the body's primary way of protecting one of our most important senses, our sight.

One of the main jobs of blinking is cleaning. Each time we blink, our eyelids sweep across the eye's surface, like tiny windshield wipers. This action protects our eyes (21) __________ harmful particles and washes them away. This process is essential to remove any irritants that land on the eye and helps to (22) __________ a clear vision.

Blinking is also crucial for keeping our eyes moist. A special fluid, tears, is produced by glands around our eyes. Blinking spreads this tear film evenly across the surface so that the eyes are stopped from drying out. Without this regular moisturizing, our eyes can feel dry and uncomfortable.

On average, a person blinks about 15-20 times per minute. However, this rate can decrease when we concentrate on certain activities. Staring at screens for (23) __________ hours, for instance, can reduce our blink rate by more than half. This can have a negative effect on our eye health, leading to a condition known as digital eye strain.

In conclusion, blinking is much more than just a simple twitch. It is a vital reflex (24) __________ ensures our eyes remain healthy, clean, and well-lubricated. Understanding this process helps us appreciate the small, automatic actions our bodies perform every day to keep us safe and functioning properly.

Social enterprises represent a powerful new model for addressing global challenges. Unlike traditional charities, these businesses are self-sustaining, generating revenue while tackling social problems like unemployment. Their mission is dual-pronged: economic viability and societal betterment. A significant global issue they combat is unemployment for marginalized groups, including people with disabilities, who often face significant barriers. These ventures prove that profit and purpose can indeed go hand-in-hand, fostering independence and economic inclusion. [I]

In Vietnam, this innovative approach is beautifully illustrated by massage centers operated by blind or visually impaired individuals. Major cities like Hanoi and Ho Chi Minh City host several such establishments, with Omamori Spa a prominent example. These centers are not just service providers; they are vibrant social enterprises. They offer meaningful employment to a community often overlooked, providing stable incomes and purpose. Crucially, they also work to dismantle social stigmas surrounding disability, showcasing their staff's professionalism and capabilities. [II]

Massage proves an especially fitting profession for the visually impaired due to their often heightened sense of touch. Without sight, their tactile perception can become extraordinarily refined, detecting subtle muscle tensions others might miss. These businesses capitalize on this unique strength, ensuring services are not only socially impactful but also of exceptional quality. [III] This commitment to excellence ensures their commercial viability, proving a social mission can thrive commercially.

The impact of these enterprises extends beyond economic opportunity. For employees, it fosters immense personal growth, promoting independence, dignity, and self-worth. They are defined by their skills and contributions, not their disability. By providing high-quality services and professional environments, these centers effectively challenge deeply ingrained societal perceptions. They demonstrate that with support, visually impaired individuals can not only participate in the economy but also excel, becoming valuable community members. [IV]

For young people, these stories offer invaluable lessons in modern citizenship and responsible entrepreneurship. They challenge simplistic notions of disability, fostering a deeper understanding of human potential and resilience. Success, they show, isn't solely measured by profit, but by positive societal impact. As future leaders, understanding how businesses can be forces for good – creating jobs, breaking down barriers, and improving lives – is crucial. These blind masseurs exemplify how compassion, creativity, and commercial acumen can unite to build a more inclusive world.