先看一下英文的解释： tend sb 照看 If you tend someone or something,you do what is necessary to keep them in a good condition or to improve their condition “照看”某人或某事,就是说,你必须尽力保证他/它处于一个状态良好或改善他/它的现状 tend to sb 关照 If you tend to someone or something,you pay attention to them and deal with their problems and needs. “关照”某人或某事,就是说,你对他/它面临的困难和需要表示关注. 前者是责任（责无旁贷）,后者是义务（伸出援手）.
