中央电视台《同一首歌》来江宁演出。这是第二天早晨小强和王老师的一段对话：
      王老师：我们班今天早上又被扣了一分。有同学反映是因为你昨晚的班级卫生值日又没有做，是这样吗？
      小强：（态度很好）是的，这是我的错，这回妈妈让我去看演出去了，我下次一定注意，保证改掉这个坏毛病。
      王老师：上次你也是这么说的，这已经是第三次了。你要明白“一滴水只有汇入大海才不会干涸”。   
      小强：……
   （1）请运用所学知识，评析小强的言行。
                                                                                                                                                              
                                                                                                                                                              
                                                                                                                                                              
                                                                                                                                                              
                                                                                                                                                              
                                                                                                                                                              
   （2）结合自身实际，谈谈你应如何履行关爱集体的责任？