incidence,accident,thing,matter,?

incidence,accident,thing,matter,?: incidence,accident ,thing,matter ,event affair的区别; (1) incident =<小>事件; < 小>事端; 扰乱...[同义词: hapning; event; affair; occurrence; disturbance/disorder/skirmish/brawl/fracas...](a) There was a strange incident in the supermarket today. 怪小事(b) the police had reports of an incident outside a pub. 扰乱(2) accident =意外; 事故; 闪失.[同义词: crash; collision; chance; fortune; coincidence.](a) Car accidents on icy roads意外(b) A series of happy accidents led to his promotion.事故(c) He ran into an old friend by accident. 碰巧/偶然的(d) She discovered the problem by accident.碰巧/偶然的(3) thing =东西; 事情;事物; 玩意儿 .(a) I have so many things to worry about...事情(b) When he moves house, he likes to throw a lot of things 东西(c) What is her latest play thing? 玩意儿(d) Things to do tomorrow...事情(4) matter =事项;问题;.课题; 物质; 动词:有关系.(a) This is a private matter; money matter 事项;问题;课题(b) That car matters a great deal to him; It doesn't matter. 动词: 有关系，要紧(c) The entire universe is made up of different kinds of matter. 物质(d) A matter of opinion; a matter of principle; (e) What's the matter( problem) with you? 问题...