Đề ôn thi Đề thi vào lớp 10 Trường THPT Chuyên KHTN môn Tiếng Anh - Mã đề KHTN-12

(23) __________ This journey from stranger to trusted neighbor doesn't happen overnight. (24) __________

Many people are switching from manual to electric toothbrushes because they believe they are more effective. But how do they work? An electric toothbrush has a small motor inside its handle. When you (25) __________ on the power, this motor creates rapid vibrations or rotations. These movements are transferred to the brush head, which has bristles (26) __________ move back and forth or in circles at a very high speed.

This rapid motion allows the toothbrush to (27) __________ thousands of brush strokes per minute, far more than you could achieve manually. (28) __________, it can remove plaque more efficiently. Many models also include timers to ensure you brush for the recommended two minutes. Some advanced brushes even have pressure sensors. If too much pressure is applied, the user is alerted, which helps to (29) __________ the gums from damage. Overall, the technology that (30) __________ in an electric toothbrush makes daily dental care easier and more thorough for many users.

In the world of sports, some athletes are remembered not just for their medals, but for their incredible spirit. Lê Văn Công is one such hero in Vietnam. As a powerlifter, he has achieved what many thought was impossible, becoming a national icon and a remarkable source of inspiration. His journey to the top of the Paralympic Games is a powerful story of determination that has captured the hearts of his home country and sports fans worldwide.

Born in Hà Tĩnh province, Lê Văn Công contracted polio as a child, a condition that permanently affected the use of his legs. Growing up, he faced numerous daily challenges. However, he was never discouraged by his circumstances. Instead, he discovered a passion for powerlifting, a sport that focuses on upper body strength. This discovery became a turning point in his life, giving him a new purpose and a platform to show his true power. It pushed him to train harder than ever before.

Lê Văn Công's hard work paid off spectacularly. His crowning achievement came at the 2016 Rio Paralympics, where he won a gold medal in the 49kg category. This was not just a personal victory; it was a historic moment for Vietnam, as it marked the country's first-ever Paralympic gold medal. He further solidified his legendary status by setting new world records, lifting weights that amazed everyone and proved his elite athletic ability.

Beyond his medals and records, Lê Văn Công's greatest legacy is how he has challenged public perceptions of disability. His story teaches a valuable lesson, especially to young people: true strength isn't just about physical power. It is about mental toughness, resilience, and the unwavering will to overcome obstacles. He has shown that a person's limitations do not define their potential for greatness.

School clubs are created to be welcoming places where students with shared interests can connect. (37) __________. However, a strange thing can happen as members spend more time together and develop their own inside jokes and shared history.

(38) __________. A potential new member might feel like an outsider who doesn't understand the group's culture, making them hesitant to join. As a result, the group can become an 'echo chamber,' where the same ideas are repeated without any challenge. (39) __________. This cycle ultimately means that a club started to be inclusive can accidentally become exclusive, pushing away the very people it was meant to welcome. (40) __________.

A. This strong bond, while positive, can unintentionally create a barrier for newcomers

B. Therefore, it is crucial for existing members to actively make newcomers feel welcome

C. These groups, from the debate team to the anime club, are usually well-intentioned

D. Without new members bringing fresh perspectives, this dynamic only gets stronger over time