王某上初中的第一天，班主任就对全班学生的入学成绩进行了排名并当场宣布。当听到“王某入学成绩倒数第二”时，王某觉得自尊心受到了伤害，于是发奋苦读。三年后王某以优异的成绩考上了高中。这个事例说明（    ）

①知耻而后勇           ②有耻辱一定能成才  

③自尊始于知耻       ④人不可以知耻

阅读理解

    Jenny's apartment building is in the centre of the town. Jenny is very happy there because the building is in a very convenient(便利的)place.

    Across from the building, there's a laundromat(自助洗衣店), a bank, and a post office. Next to the building, there's a drug store and a restaurant, there are two gas stations(加油站).

    There is a lot of noise near Jenny's apartment building, because there are lots of cars on the street, and there are a lot of people walking on the sidewalk all day and all night.

    Jenny isn't very upset(心烦意乱的)about the noise, though. Her building is in the centre of the town. It's a very busy place, but for Jenny, it's a very convenient place to live in.

对于木炭，一氧化碳和氢气分别跟氧化铜的反应（在适当条件下）下列叙述正确的是（　　）