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我们初步确定了这样几个调查题目:1.家中的电是从哪里来的?2.使用家用电器要注意什么?3.你在写作业时,灯突然灭了,你觉得可能是什么问题?4.雷电的成因是什么?
We initially identified such a few survey questions: 1. Where is the electricity from home? 2. What should you pay attention to when using home appliances? 3. When you are writing, the lamp suddenly goes out. What problems do you think may be? What is the cause of lightning?