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在现代教育教学中计算机可以代替纸和笔,那么是否能够在播放课件时做出一支飞舞的画笔,随时随地地圈点、讲解教学过程中出现的重点和难点呢?下面向大家介绍这个小技巧。步骤1:在流程上加入一个交互图标,并在交互图标下加入两个群组图标,分别命名为“笔”、“画线清除”。两群组
In modern education and teaching computer can replace paper and pen, then whether to make a fly playing brush when teaching courseware, anytime, anywhere circle, to explain the teaching process of the key and difficult? Here to introduce this little trick . Step 1: Add an interactive icon to the process, and add two group icons under the interactive icon, named “Pen” and “Draw Clear” respectively. Two groups