detention-惩罚学生新技能=不好好听课 就去冥想！

<p><img data-key="0" src="http://fdfs.xmcdn.com/group20/M04/93/E8/wKgJJ1gIj8mT7O-nAAFG06wzJec780_mobile_large.jpg" alt="" data-origin="http://fdfs.xmcdn.com/group20/M04/93/E8/wKgJJ1gIj8mT7O-nAAFG06wzJec780.jpg" data-large="http://fdfs.xmcdn.com/group20/M04/93/E8/wKgJJ1gIj8mT7O-nAAFG06wzJec780_mobile_large.jpg" data-large-width="750" data-large-height="422" data-preview="http://fdfs.xmcdn.com/group20/M04/93/E8/wKgJJ1gIj8mT7O-nAAFG06wzJec780_mobile_small.jpg" data-preview-width="140" data-preview-height="78" /></p><p><span style="line-height:21.6px;background-color:rgba(255, 255, 255, 0);">Here is an example:</span></p><p><span style="line-height:21.6px;background-color:rgba(255, 255, 255, 0);">The teacher kept the boys in detention after school. </span></p><p><span style="line-height:21.6px;background-color:rgba(255, 255, 255, 0);">老师将这些男生课后留堂。</span></p><p><span style="line-height:21.6px;background-color:rgba(255, 255, 255, 0);"> </span></p><p><span style="background-color:rgba(255, 25...