短文:上学与受教育
- 相关热点:
- 六级阅读训练
科学60秒:吃一堑,长一智
"One of the things that amazed me was when we brought business people back to say, ‘What don’t we teach you in school,’ these were physicists who became business people.We didn’t teach studen...
短文:警察与社区
Police and CommunitiesPolice and Communities Few institutions are more important to an urban community than its police, yet there are few subjects historians know so little about. Most of the ea...
背诵美文——氢与工业
氢与工业Hydrogen,the lightest and simplest of the elements, has several properties that make it valuable for many industries. It releases more heat per unit of weight ...
背诵美文——细胞与温度
Cells and TemperatureCells cannot remain alive outside certain limits of temperature, and much narrower limits mark the boundaries of effective functioning. Enz...