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初中地理“中国的天气和气候”一章中课本列举了18种电视台播放城市天气预报常用的天气符号,正确识别这些天气符号是阅读简易天气预报图的基础。许多同学对这些稍有差别的符号不能准确记忆,经常混淆。在教学中我是这样突破的:首先把天气符号“晴”之外的所有符号中的黑色赋予人为意义——代表大气中的水汽。然后,我采用生动形象的比喻,引导学生对天气符号进行想象。面对多云符号我这样描述:在白云
The textbook for junior high school geography “Chinese weather and climate ” lists 18 kinds of weather symbols commonly used by TV stations to broadcast weather forecasts in cities. Correctly identifying these weather symbols is the basis for reading simple weather forecast charts. Many students can’t accurately remember these slightly different symbols and often confuse them. In teaching, I broke through this way: First of all, the black in the symbols other than the weather symbol “Sunny” is given an artificial meaning - representing the water vapor in the atmosphere. Then I used a vivid metaphor to guide students to imagine the weather signs. In the face of cloudy symbols I describe this: