Đề ôn thi Đề thi vào lớp 10 Trường THPT Chuyên KHTN môn Tiếng Anh - Mã đề KHTN-104

(23) __________ This rule is not arbitrary; it is based on understanding how a simple action can have severe consequences. (24) __________

The journey of the mobile phone is a fascinating story of technological progress. The first handheld mobile phone call (25) __________ by Martin Cooper in 1973. This first device was huge and heavy, weighing over 1 kg. Because of their size and shape, these early models were often nicknamed 'brick phones'. They could only be used to (26) __________ phone calls.

For many years, phones remained large and expensive. (27) __________, by the early 2000s, they became much smaller and more affordable. They also started to include new features like sending text messages and simple games. The introduction of the camera phone was a major development (28) __________ allowed people to capture moments instantly. Then, in 2007, the first iPhone (29) __________ the world. Today, smartphones are powerful minicomputers. They are incredibly (30) __________ and fit easily into our pockets, offering access to the internet, social media, and millions of apps.

Imagine drawing a detailed object on your computer and then, with the click of a button, watching a machine build it right before your eyes. This is the magic of 3D printing, also known as additive manufacturing. Unlike traditional methods that cut or carve material away, 3D printing builds objects layer by layer from a digital design. This technology is transforming industries from healthcare to engineering, and now it's making its way into the classroom.

For students, 3D printing opens up a new world of possibilities for schoolwork. Instead of just drawing a diagram, a biology student can print a detailed model of a human heart. For geography, you can create precise models of mountains and valleys, known as topographic maps. Art students can design and print unique sculptures or custom jewelry. This hands-on approach makes learning more engaging and helps students better understand abstract concepts by turning them into physical objects they can hold.

This wave of innovation is also present in Vietnam. Leading institutions like the Hanoi University of Science and Technology have set up 'Fab Labs' (Fabrication Laboratories) to give students access to this technology. These labs encourage students to move beyond simple school assignments and start tackling more complex challenges, preparing them for future careers in science and technology. It creates a bridge between theoretical knowledge learned in class and practical, real-world application.

Ultimately, the goal of bringing 3D printing into schools is not just to make interesting models. It's about empowering students to become creators and problem-solvers. When students can design, test, and refine their own creations, they learn valuable skills in critical thinking and perseverance. This technology shifts the focus from being a passive consumer of information to an active participant in the process of innovation, turning your imagination into reality.

Keeping a gratitude journal can surprisingly lead to better academic performance. It works by creating a positive chain reaction in your brain and behavior. First, the act of regularly identifying what you're thankful for shifts your overall mindset. This simple practice helps reduce stress and increases feelings of happiness. (37) __________. With a calmer and more positive mind, students find it easier to concentrate in class and absorb new information.

(38) __________. Furthermore, a grateful attitude can improve relationships with teachers and classmates. (39) __________. This combination of a clear mind, better relationships, and increased motivation ultimately has a direct impact on schoolwork. (40) __________.

A. Better focus naturally leads to a deeper understanding of complex subjects

B. As a result, tasks like studying for exams and completing assignments become less daunting

C. Feeling supported by others can boost a student's confidence and willingness to ask for help

D. This improved emotional state is the foundation for effective learning