Đề ôn thi Đề thi vào lớp 10 Hà Nội môn Tiếng Anh - Mã đề HN-79

(23) __________ The experience begins in the tropical zone, a world of dense foliage and high humidity. As you follow the winding path, the environment gradually transforms, preparing you for the next distinct biome. (24) __________

Have you ever noticed how many triangles you see in bridges, towers, and even the roofs of houses? It’s no coincidence. Engineers love triangles because they are the (25) __________ geometric shape. When you apply force to a square, it easily changes its shape into a diamond. However, a triangle handles pressure differently. When force is applied to one corner, the other two corners hold firm, distributing the load evenly along its sides. This property makes them incredibly (26) __________.

Engineers (27) __________ advantage of this strength. For instance, they use many triangles together in a pattern called a 'truss', which allows them (28) __________ strong but lightweight bridges. A square structure would need extra support to stop it from collapsing. In contrast, when it comes to structural integrity, the triangle is truly (29) __________. (30) __________ is why this simple shape is a fundamental principle in engineering, ensuring our buildings and bridges are safe.

In a busy alley in Hanoi, Mr. Hung spends his days covered in grease, repairing motorbikes. His small shop is a familiar sight, always filled with the sounds of tools and engines. To most, he is just another mechanic, a man earning a living through his modest trade. But when the sun sets, a different side of Mr. Hung's character emerges.

As evening arrives, the garage transforms. Oil-stained tools are put away, and a large whiteboard is placed against a wall. Old tires and plastic stools become seats for a dozen children, creating a makeshift classroom. Mr. Hung started this free night class for children from low-income migrant families in his neighborhood, noticing they struggled with homework because their parents worked late and couldn't afford tutors.

The results of Mr. Hung's efforts are profound. Students who were once behind in school are now catching up, their confidence growing with each lesson. He doesn't just teach math and literature; he teaches them about kindness and perseverance. The positive atmosphere in his class gives these children a stable and encouraging environment, which is a crucial factor for their development in often challenging circumstances.

Mr. Hung's story is a testament to the idea that philanthropy is not just about donating money. His contribution of time and knowledge is invaluable. By dedicating his evenings to these children, he is investing in the community's future. His simple act of kindness creates ripples of positive change, proving that one person’s commitment can inspire an entire neighborhood.

Fitness trackers seem like the perfect tool for a healthier lifestyle, monitoring our steps, sleep, and heart rate. (37) __________. However, this constant stream of data can have a surprising downside. For some users, what begins as healthy motivation can transform into an unhealthy obsession. (38) __________. This pressure can turn exercise from an enjoyable activity into a stressful chore.

Furthermore, the focus on numbers can lead people to ignore their body's natural signals. (39) __________. This can increase the risk of injury and burnout. Ultimately, while these gadgets can be useful, it's crucial to remember their limitations. (40) __________.

A. Instead of resting when they feel tired, they might push themselves too hard just to reach a target

B. True health is about listening to your body, not just looking at a screen

C. These devices promise to make us more aware of our physical activity

D. They might feel guilty or anxious if they don't meet their daily goals