在一堂物理活动课上，同学们正以“假如失去…”为主题展开讨论，以下是由四位同学提出的具有代表性的观点，你认为正确的是（　　）

修一条水渠计划每天修0.48千米，15天修完，由于开展劳动竞赛，每天多修0.12千米．修完这条水渠实际用了多少天？正确的列式是（　　）　

2010年6月，******就推进我国民族团结进步事业指出，要进一步推进民族团结进步事业创新发展，总结和发扬成功经验，探索和创新工作思路，不断丰富民族团结进步事业内涵、创新民族团结进步事业活力。材料给我们的哲学启示是   
①人们认识的变化必然带来实践的变化 ②要坚持辩证法的革命精神和批判性思维   
③在不断推翻已有认识中发展和完善真理④认识具有反复性、无限性和上升性

读日本工业分布略图，完成下面小题。

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    If you often have a cold, headache or backache, there is something wrong with your health. Eating healthy food 1good for our health.
    Tofu（豆腐）, milk, vegetables are healthy for us. Tofu is a kind of traditional（传统的）2food. We often 3 it in China. Now more and more people 4 other countries think tofu is good for health, 5. They also like eating it. Milk is 6  kind of health food. Every day you should  7  one or two glasses of milk.
    It can 8 us strong.
    Vegetables are very important. You should 9 them. There are vitamin(维他命) A, B, C, D , E and so on in them.
    As we know, it's important10 a balanced diet(均衡饮食). We must have the right kinds of food. We should also eat some pork, chicken and beef. We should eat more fruit and vegetables but less meat.