人教版八年级上册Unit3阅读理解专项题 (一) Mobile phones are now as common as schoolbags for teenagers. A survey of 2,000 middle school students shows their usage and problems.Why do teens use phones 85% use them to chat with classmates or family. About 70% use phones for study—looking up words or watching educational videos. Besides these, 60% use them for entertainment, like games or short videos. Time spent on phones is worrying. On average, students use phones for 3.5 hours a day on weekends—almost as long as study time. On weekdays, it’s 1.8 hours, but 15% check phones over 20 times in class. This distraction hurts their focus. Uncontrolled use causes problems. Over 40% missed meals or stayed up late for games. Some play in class, leading to poor grades. 25% felt anxious without phones, a sign of addiction. There’s also risk from online strangers. Experts suggest: Set limits (2 hours weekends, 1 hour weekdays); use "study mode" to block game alerts; use phones for meaningful things (online book clubs, video-calling faraway grandparents); get together with friends for sports instead of chatting online. Phones are not "nothing but" toys. Used well, they’re fantastic tools. The key is staying in control. 1.How much time do students spend on phones on weekends on average A. 1 hour B. 1.8 hours C. 3.5 hours D. 2 hours 2.What does the underlined word "distraction" in Paragraph 2 probably mean A. Something that helps with study B. Something that draws attention away C. A kind of phone app D. A study method 3.Which is NOT an expert’s suggestion A. Limit daily phone use to 2 hours on weekends B. Use "study mode" when doing homework C. Play phone games for 3 hours every day D. Call faraway family members via phone 4.We can infer from the passage that _____. A. Most teens use phones to meet strangers online B. Uncontrolled phone use may harm teens’ study C. Phones are useless for teens’ study D. All schools ban teens from having phones 5.What’s the best title for the passage A. Teens and Phones: Toys or Tools B. The Dangers of Mobile Phones C. How Teens Buy Mobile Phones D. Why Phones Are Popular (二) AI in Daily Life: Convenience and Concerns Artificial Intelligence (AI) has quietly entered our daily lives, bringing both fantastic changes and new questions. From our phones to our homes, AI is everywhere. ▲They can set alarms, check the weather, or even answer study questions—especially helpful when our hands are busy. Besides these, smart home devices are also popular. AI can control lights, air conditioners, and even cookers, making life more comfortable and saving time. These uses bring clear benefits. AI improves efficiency: we no longer need to spend hours sorting information or adjusting home appliances. For the elderly or busy people, it can almost "lend a hand" in daily tasks. However, there are potential problems. It may probably lead to job losses—simple jobs like data entry or basic customer service might be replaced by AI. Privacy ... ...
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