寒假结束的晚上我校化学课外活动小组举办了全校性火药晚会。这个晚会采访了当地人民制造有关鞭炮的技术并经过长期准备的。一、题目的确定及教师本身的准备:所以确定结合高二的黑色火药问题为内容的晚会,因为它对每个中国人来说很熟悉而又感到自豪的,过年时常放鞭炮,同学们对火药具有一定的感性知识。二、通过火药晚会要达到下列三个目的。 At the end of winter vacation, our school chemistry extracurricular activities group held a whole school gunpowder party. The party interviewed the local people to make firecrackers technology and long-term preparation. First, the problem is identified and the teacher’s own preparation: So determine the combination of sophomore black gunpowns as the content of the party, because it is familiar to every Chinese people and proud, New Year fireworks are often set, students are gunpowder Have a certain perceptual knowledge. Second, through the gunpowder party to achieve the following three purposes.