课堂内外                          
                        snakeyao作品5－1                      
                                                              
                                   又是物理课，听都听烦了。  
             平抛运动 ╲           老师为了让我们提高注意力  
                        \●        开始说他生活中的趣事了：  
                         ■        有一天……                
                         ‖                                  
                                                              
                                                              
                                   我在学生宿舍一楼走廊上看  
             平抛运 \●            到上面飞下来一个烟头。我  
                     ■\           根据它落地时候的速度，推  
                                   断出来，这个烟头是五楼丢  
                                   下来的。冲上去，当场抓获。
                                                              
                                                              
                                                              
                ●        ●       我站起来，对老师说：您大  
                ■▔    ┳■ ︳    概是在吹牛吧？            
                ‖      ┻|厂︳    老师火大，说：不服下课我  
                                   们试试看。                
                                                              
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