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hunglienson4
2 năm trước
Giúp mình toán năng suất (dạng điều xe) với ạ Một đội xe dùng một số xe cùng loại để chở 60 tấn hàng. Lúc sắp khởi hành có 3 xe phải điều đi làm việc khác, vì vậy mỗi xe phải chở thêm 1 tấn hàng nữa mới hết số hàng đó. Tính số xe lúc đầu của đội, biết rằng khối lượng hàng mỗi xe chở là như nhau.
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I. Reading the passage, and answer the question. Today, there is a TV set in nearly every home. People watch television every day, and some people watch it from morning until night. Americans watch television about 35 hours a week. But is television good or bad for you? People have different answers. Some say that there is a lot of violence on TV today, the programs are terrible and people don’t get any exercise because they only sit and watch TV. Others think that TV programs bring news from around the world, help you learn many useful things, especially children. Thanks to television, people learn about life in other countries, and it helps people relax after a long day of hard work. 1. Is television very popular nowadays? Why? ________________________________________________________________ 2. How many hours do Americans watch TV a day? ________________________________________________________________ 3. Why don’t some people like watching television? ________________________________________________________________ 4. What does television bring to you? ________________________________________________________________ 5. What do you learn from television? _______________________________________________________________

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