如今,随着网络的迅速发展,网络信息为教学提供了较为广阔的资源和空间。但是由于条件所限,不是每个学校都有先进的教学技术条件,也不是每堂课都能在多媒体环境下展开教学,教学活动大多还是在平时课堂上进行。因此,如何利用有限的资源开展教学是每个教师面临的挑战。而画图在生物课堂上起着举足轻重的作用,一副版画能让复杂的知识变得简单易懂,恰当地运用画图能使课堂蓬荜生辉,也能活化教学内容,提高学生学习的积极性。 Nowadays, with the rapid development of the Internet, the network information has provided a vast resource and space for teaching. However, due to the limited conditions, not every school has advanced teaching and technical conditions, nor is it possible for each class to start teaching in a multimedia environment. Most of the teaching activities are still conducted in the usual classroom. Therefore, how to use limited resources to carry out teaching is a challenge for every teacher. Drawing in the biological classroom plays a decisive role, a print allows complex knowledge becomes easy to understand, the proper use of drawing can make the classroom full of pride, but also to revitalize the teaching content, improve student learning enthusiasm.