-
新东方优美背诵短文50篇 Unit50:CellsandTemperature
新东方优美背诵短文50篇 Unit50:CellsandTemperature50. Cells and Temperature Cells cannot remain alive outside certain limits of temperature and much narrower limits mark the boundaries of effective -
新东方优美背诵短文50篇 Unit49:Sleep
新东方优美背诵短文50篇 Unit49:Sleep49 Sleep Sleet is part of a person’s daily activity cycle. There are several different stages of sleep, and they too occur in cycles. If you are an average sleeper -
新东方优美背诵短文50篇 Unit48:Bacteria
新东方优美背诵短文50篇 Unit48:Bacteria 48 Bacteria Bacteria are extremely small living things. While we measure our own sizes in inches or centimeters, bacterial size is measured in microns. One micr -
新东方优美背诵短文50篇 Unit47:Folk Culture
新东方优美背诵短文50篇 Unit47:Folk Culture47 Folk Cultures A folk culture is a small isolated, cohesive, conservative, nearly self-sufficient group that is homogeneous in custom and race with a stron -
新东方优美背诵短文50篇 Unit46:Vision
新东方优美背诵短文50篇 Unit46:Vision46.Vision Human vision like that of other primates has evolved in an arboreal environment. In the dense complex world of a tropical forest, it is more important to -
新东方优美背诵短文50篇 Unit45:The Source of&nbs
新东方优美背诵短文50篇 Unit45:The Source of Energe45.The source of Energy A summary of the physical and chemical nature of life must begin, not on the Earth, but in the Sun; in fact, at the Sun’s ve -
新东方优美背诵短文50篇 Unit44:Obtaining Fresh w
新东方优美背诵短文50篇 Unit44:Obtaining Fresh water from icebergs44.Obtaining Fresh water from icebergs The concept of obtaining fresh water from icebergs that are towed to populated areas and arid r -
新东方优美背诵短文50篇 Unit43:Statistics
新东方优美背诵短文50篇 Unit43:Statistics 43.Statistics There were two widely divergent influences on the early development of statistical methods. Statistics had a mother who was dedicated to keeping -
新东方优美背诵短文50篇 Unit42:Coal-fired power
新东方优美背诵短文50篇 Unit42:Coal-fired power plants42.Coal-fired power plants The invention of the incandescent light bulb by Thomas A. Edison in 1879 created a demand for a cheap, readily availabl -
新东方优美背诵短文50篇 Unit41:American Black Be
新东方优美背诵短文50篇 Unit41:American Black Bears41.American black bears American black bears appear in a variety of colors despite their name. In the eastern part of their range, most of these brow -
新东方优美背诵短文50篇 Unit40:Cohesion-tension Theor
新东方优美背诵短文50篇 Unit40:Cohesion-tension Theory40 Cohesion-tension TheoryAtmospheric pressure can support a column of water up to 10 meters high. But plants can move water much higher; the sequ -
新东方优美背诵短文50篇 Unit39:The Salinity of Ocean Waters
新东方优美背诵短文50篇 Unit39:The Salinity of Ocean Waters39 The Salinity of Ocean WatersIf the salinity of ocean waters is analyzed, it is found to vary only slightly from place to place. Neverthele -
新东方优美背诵短文50篇 Unit38:Topaz
新东方优美背诵短文50篇 Unit38:Topaz38 TopazTopaz is a hard, transparent mineral. It is a compound of aluminum, silica, and fluorine. Gem topaz is valuable. Jewelers call this variety of the stone “p -
新东方优美背诵短文50篇 Unit37:Icebergs
新东方优美背诵短文50篇 Unit37:Icebergs37 IcebergsIcebergs are among nature’s most spectacular creations, and yet most people have never seen one. A vague air of mystery envelops them. They come into -
新东方优美背诵短文50篇 Unit36:Plate Tectonics and Sea-floor Sp
新东方优美背诵短文50篇 Unit36:Plate Tectonics and Sea-floor Spreading36.Plate Tectonics and Sea-floor SpreadingThe theory of plate tectonics describes the motions of the lithosphere, the comparativel
英语听力资料下载
频道本月排行
-
1
经济学人:英伦生活质量 被挤压成沙漏型的劳务
8月2日，马格德莱娜和她的情人玛瑞斯因涉嫌谋杀自己的4岁儿子丹尼尔，被判 -
2
经济学人:有组织犯罪 和抢劫说再见
报道火车大劫案的警官传递出令人震惊的消息：你绝对不会相信，但他们刚刚抢劫 - 3
- 4
- 5
- 6
- 7
- 8
可可英语官方微信(微信号:ikekenet)
每天向大家推送短小精悍的英语学习资料.
添加方式1.扫描上方可可官方微信二维码。
添加方式2.搜索微信号ikekenet添加即可。
添加方式1.扫描上方可可官方微信二维码。
添加方式2.搜索微信号ikekenet添加即可。
