Đề ôn thi Đề thi vào lớp 10 Trường Phổ thông Năng khiếu môn Tiếng Anh - Mã đề PTNK-25

Chameleons are famous for their ability to change color. Many people believe they do this to hide from predators by matching their surroundings. (21) __________, the primary reason for this change is not camouflage. The truth is more complex and fascinating, involving communication and reactions to their environment.

The secret to this ability lies beneath the chameleon’s transparent outer skin. They have special cells called chromatophores, which are responsible for the color change. These cells are organized into (22) __________ different layers. This system allows for a wide range of colors and patterns to be displayed.

Each layer of chromatophores has a different function. The top layer, for instance, contains yellow and red pigments. Beneath that, another layer reflects blue and white light. By expanding or shrinking these different cells, a chameleon can mix these colors. They can alter their appearance very quickly when necessary.

So, why do they change color? The reasons are varied, (23) __________ on the chameleon’s mood, the temperature, or the light. For instance, a dark color might mean the chameleon is cold and trying to absorb more heat. Bright colors can be a way to communicate with other chameleons. These factors directly affect how the cells react.

In conclusion, the chameleon's color change is a sophisticated form of expression. While it can help with camouflage, it is more accurately a visual language. It helps the chameleon survive and interact with its world, and this adaptation continues to (24) __________ an important role in its life.

Globally, our relationship with animals is transforming. Pets, once mere companions, are increasingly seen as cherished family members, a trend known as "pet humanization." This shift means integrating them into daily routines, celebrating milestones, and providing specialized care. It reflects a deeper emotional connection, where their well-being is considered as vital as any human family member's. This redefinition highlights a growing awareness of animals' emotional and physical needs, moving beyond basic care to a more holistic approach that values their presence and unique personalities within the household. [I]

This global trend is remarkably visible in urban Vietnam. Cities are witnessing rapid growth in pet-related services, reflecting how animals are valued. Specialized pet spas offer grooming, and pet cafes provide unique spaces for owners and their furry friends. The emergence of advanced veterinary clinics, like the prominent Pet Mart chain, further highlights a commitment to sophisticated medical care. [II]

Embracing pets as family members brings significant responsibilities. [III] This means ensuring their comprehensive well-being, beyond just food and shelter. It includes regular veterinary care, vaccinations, and promptly addressing health issues. Owners must also provide adequate exercise, mental stimulation through play and training, and consistent affection. The financial commitment can be substantial, covering quality food, medical emergencies, and grooming. This evolving relationship demands deep understanding and dedication to their welfare, enriching both the pet's life and the owner's through a bond built on mutual trust and care.

For many young people, including those aged 14-15, this shift is relatable. You or your friends may have a beloved pet bringing immense joy and companionship. Pets often become confidantes, offering unconditional love and a calming presence. However, this deep bond also brings responsibilities. It means dedicating time for walks, playtime, and feeding, even with homework. Understanding their unique needs is crucial for their well-being. This shared journey teaches valuable lessons about empathy, commitment, and the importance of caring for another living being, fostering a sense of maturity and responsibility. [IV]

In conclusion, pets' evolving status from mere animals to integral family members is a distinct global trend, evident in Vietnam's urban centers. This redefinition of the human-animal bond brings profound benefits, offering companionship, emotional support, and joy to households. Yet, it equally underscores increasing pet ownership responsibilities. As our furry, feathered, or scaled companions occupy a larger place in our hearts and homes, ensuring their health, happiness, and well-being becomes a loving obligation, truly making them a new kind of family member in the modern world.