今天，线描班的小朋友们用到了一种新型的材料―白色记号笔。那很多小朋友们就会有疑问，老师白色记号笔如何在白纸上画呢？那接下来就让我们来一探究竟吧！

                                                                                                     作者：张浩宇

                                                                                                      作者：钱奕汝

                                                                                                     作者：陈佳妮

                                                                                                     作者：施超楠

                                                                                                      作者：任子和

                                                                                                      作者：崔宇斌