sb concern sth sb be concerned with sth sb be concerned about sb

sb concern sth sb be concerned with sth sb be concerned about sb
sb concern sth sb be concerned with sth sb be concerned about sb

sb concern sth sb be concerned with sth sb be concerned about sb
sb concern sth 某人关心/涉及某事
sb be concerned with sth 某人牵涉到某事,某人因某事而担心
1sb be concerned about 2sb 某人1被某人2所关心/担心