Đề ôn thi Đề thi vào lớp 10 Hà Tĩnh môn Tiếng Anh - Mã đề HTI-33

The International Space Station (ISS) is a marvel of engineering, orbiting our planet at incredible speed. But have you ever wondered how it gets its electricity? The ISS can't just plug into a wall socket; it needs to (24) __________ its own power. One of the (25) __________ challenges is that it spends about 90 minutes circling the Earth, experiencing both bright sunlight and complete darkness.

The answer lies in its huge solar arrays. These massive wings are covered in thousands of solar cells that convert sunlight directly into electricity. To keep (26) __________ a constant supply, the ISS uses rechargeable batteries. During the sunlit part of its orbit, the solar panels generate more than enough power for the station and also charge the batteries. When the ISS passes into Earth's shadow, it switches to battery power. (27) __________ allows the station to have an uninterrupted source of energy. This (28) __________ process ensures that all systems, from life support to scientific experiments, can operate without stopping. It’s an amazing system that works (29) __________.

In the world of social media, from TikTok to Facebook, teenagers are constantly connected. While this brings many benefits, it also exposes them to a dark side: cyberbullying. Anonymous trolls—people who hide their real identity to post hateful comments—can cause real emotional pain. Their words can make you feel isolated and upset, turning your favorite online spaces into sources of anxiety.

This isn't just a small problem; it can be a serious threat. Coordinated online hate campaigns can target anyone, from your classmates to famous public figures. In some high-profile cases, these attacks become massive and incredibly harmful, affecting a person's reputation and mental well-being. The anonymity of the internet often makes trolls feel brave, leading them to say things they would never say face-to-face, which makes the problem even worse.

So, what should you do when you see a hateful comment? There are three main strategies. The first is to simply ignore it. Sometimes, trolls want a reaction, and not giving them one takes away their power. The second option is to block the account; it is a quick way to stop them from contacting you again. The third, and often most important, is to report the comment or account to the platform. Reporting helps social media companies identify and remove rule-breaking users. Choosing the right strategy is crucial for protecting yourself.

Ultimately, there is no single perfect answer for every situation. The best response depends on the context and how you feel. The most important thing is to prioritize your own mental health. Never be afraid to talk to a trusted adult, like a parent or teacher, if you are struggling. Learning how to navigate these challenges is a vital skill for staying safe and positive in the digital age.