A、<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/ueditor/jsp/upload/image/20160628/1467125338277085768_QQ图片20160628224044.png" title="8563092129302891" alt="QQ图片20160628224044.png"/>
B、<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/ueditor/jsp/upload/image/20160628/1467125348316037302_QQ图片20160628224114.png" title="6143162042428685" alt="QQ图片20160628224114.png"/>
C、<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/ueditor/jsp/upload/image/20160628/1467125359205060315_QQ图片20160628224141.png" title="5918183417130428" alt="QQ图片20160628224141.png"/>
D、<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/ueditor/jsp/upload/image/20160628/1467125367565016192_QQ图片20160628224202.png" title="6436365744763545" alt="QQ图片20160628224202.png"/>