1. Be sure the condom not being ripped or stabbed by acuate article during usage. 取用避孕套时,不要损伤避孕套,不要让尖锐物品刺伤避孕套。
2. It mainly analyzes the beauty covered by the teaching materials, at the same time it tells us how to acuate the aesthetic education in class and the wrong areas in teaching. 着重分析了教材中蕴涵的美,以及在课堂上如何去实施审美教育和教学中的误区。