Đề ôn thi Đề thi vào lớp 10 Trường THPT Chuyên KHXH môn Tiếng Anh - Mã đề KHXH-68

Have you ever wondered how a simple material like sand is transformed into a clear, solid glass bottle? The journey of a glass bottle is a fascinating process that combines intense heat and precise engineering. The primary ingredient is sand, which is rich in a substance called silica. This journey begins when a mixture of sand, soda ash, and limestone is put into (35) __________ huge furnace.

Inside the furnace, the real transformation happens. The mixture is heated to an extremely high temperature. When the temperature inside (36) __________ over 1500°C, the solid ingredients melt together. They turn into a bright, glowing, thick liquid known as molten glass. This hot, liquid glass is the material from which every bottle will be formed.

(37) __________ give the molten glass a specific shape, a carefully measured amount of it is poured into a metal mold. Instantly, a blast of compressed air is blown into the mold. This forces the hot glass to expand against the mold's inner walls, taking on its shape. This automated technique is highly efficient and allows thousands of bottles (38) __________ every hour.

The bottle, still extremely hot, is not yet finished. It moves along a conveyor belt into a long oven called an annealer. In this chamber, the bottle (39) __________ gradually. A factory guide once explained to a tour group that the bottle (40) __________ very fragile if it cooled too quickly. This controlled cooling process is crucial for strength. If the cooling process were rushed, the bottle (41) __________ easily. It is also during the initial mixing stage that other chemicals can be added to create different colors, like green or brown glass.

Finally, after cooling completely, each bottle undergoes a strict quality inspection to check for cracks or other defects. Only the perfect bottles are approved, packed, and sent to companies for filling. The entire automated system, from mixing the raw materials to inspecting the finished product, runs (42) __________. It is a remarkable example of how science turns one of Earth's most common materials into an essential everyday object.

Imagine walking into a bustling café and being greeted not by a person, but by a sleek robot gliding silently to your table with a steaming cup of coffee. This futuristic scene is no longer just science fiction. In cities around the world, including Vietnamese hubs like Hanoi and Da Nang, service robots are becoming a real, if uncommon, sight. They navigate crowded floors and deliver orders with digital precision. But this raises a critical question for both customers and the industry: are these robots just a fun gimmick to attract attention, or do they represent a fundamental shift in the future of service jobs?

The arguments for adopting robot staff are compelling for business owners. Firstly, robots offer remarkable efficiency. They can operate 24/7 without breaks, holidays, or sick days. Secondly, they provide a level of consistent quality that can be difficult for humans to maintain; a robot barista can be programmed to make the exact same perfect cappuccino every single time. This precision helps reduce waste and human error. Finally, the novelty factor itself is a powerful business tool. A café with a robot waiter instantly becomes a talking point and a destination, drawing in curious customers eager for a new experience.

However, the current technology has significant limitations. The primary drawback is the lack of a 'human touch'. Robots cannot interpret subtle social cues, offer a personalized recommendation, or create the warm, welcoming atmosphere that makes a favorite café feel like a second home. They are programmed for specific tasks and struggle with unexpected situations, like a spilled drink or a customer with a complex dietary question. Furthermore, the initial investment for purchasing and maintaining these machines is substantial, making them a costly experiment for many small business owners.

In the Vietnamese context, these robots have so far been used more as a marketing strategy than a practical workforce solution. While they successfully attract crowds and generate buzz on social media, they rarely replace human employees entirely. Instead, human staff are still needed to take complex orders, handle payments, and manage the robots. This brings up a larger debate about the future of work. Will technologies like this eliminate entry-level jobs often held by young people, or will they create new, more technical roles in programming, robotics, and machine maintenance?

Ultimately, the role of robots in the service industry is still evolving. It's unlikely that they will completely replace human workers in the near future. A more probable scenario is a hybrid model, where robots handle simple, repetitive tasks like delivering food, freeing up human staff to focus on what they do best: providing excellent customer service, creativity, and problem-solving. The question is not whether robots are coming, but how we can best integrate them into our service experiences.