标签：已知的宇宙 相关文章
A group of students was told that a small democratic country had been invaded and had asked the U.S. for help. 在一项研究中，一群学生被告知某个民主小国在遭到侵略后向美国寻求援助。 And they had to make a decision. Wha
TED演讲教育篇
A: Do you know a bus that goes to the Gold Line station? B: Do you live in Pasadena? A: My house is up in Altadena. B: You could always take the 264. A: It'll really take me to the station? B: It goes all the way there. A: Do you know what street it
实用乘车英语
一、完型填空题的命题思路分析 完型填空题虽然在考研英语中所占的分值不是很大，但却是多年来一个传统的考试题型。那么出题者想通过完型填空这种
考研英语
Because from trillions of miles away, these small planets get lost in the blinding glare of their stars brightness. The sad truth of the matter is that earth-like planets are near cosmic specks of dust. And therefore detecting them is really quite ha
自然百科2010年
To make sure Kepler's truely found a planet, scientists are using one of the largest earth-based telescopes for conformation. This telescope will also determine the planet's mass and distance from its star. Scientists are most interested in the small
自然百科2010年
For thousands of years, weve wondered if we are alone in the cosmos. Life, is it a one-time event, or its something that's occurred lots of times throughout the universe.? And at this very moment, new discoveries are bringing us closer to the answers
自然百科2010年
Are we alone ?And it ties into all the big questions: how do we get here ? where are we going ?Are we a part of a bigger picture? But for the longest time ,the question was taboo to science . Before the Mid-1990s ,it was considered somewhat embarassi
自然百科2010年
Those planets are all going to be so hot, and you cant develop something as complex as life. Scientists have gone back to the drawing board, looking to find worlds capable of supporting life, small rocky planets like earth. We dont know that life has
自然百科2010年
Water allows the sand grains to flow to gather and intermingle and form more complex structures. In the same way, water acts like a cocktail mixer, allowing the atoms and molecules to come together, and also may form the building blocks of life. All
自然百科2010年
For most of us, the periodic table is a thing of beauty in the abstract, but for chemists it established an immediate orderliness and clarity that can hardly be overstated. Without a doubt, the Periodic Table of the Chemical Elements is the most eleg
万物简史
Universe may be proven flat 宇宙是平的 The Boomerang experiment balloon inflating just before launch 气球发射升空前在充气 A high-flying balloon which soared over Antarctica may have answered one of cosmology's greatest questions by rev
双语有声阅读
完型填空迅速做题方法 完型填空是考研中最难的题型之一，与考研翻译，考研新题型一起并称三大难题。但如果仔细分析考研完型真题以及其做题规律，我们发现考研完型具有很强的突破可能
考研英语
大纲规定，英语知识运用即完型填空不仅考查考生对不同语境中规范的语言要素(包括词汇、表达方式和结构)的掌握程度，而且还考查考生对语段特征(如连贯性和一致性等)的辨识能力等。共
考研英语
Ranga-Ram Chary, U.S. Planck Data Center's project manager in California, recently discovered a mysterious glow by mapping the Cosmic Microwave Background, otherwise known as the light that was left over from a few hundred thousand years after the Bi
英语新闻
所谓词中词记忆法，就是在一个非合成词的已知词中找出另一个词的方法，目的是用旧词记住新词，强化记忆，扩展词汇量。 一、顺向词中词 所谓顺向词中词， 就是在一个已知词中按照自左
实用英语
想要在考研英语中取得一个不错的成绩不是难事，但是想要取得高分就不是一件简单的事情了。对于想要拿高分的考生朋友来说，完型填空就是一个必须要拿下的敌人。虽然说完型填空的分值
考研英语
★Identifying People 61. Who are you? 你是谁？ 62. I'm Jim. 我是吉姆。 63. Who is the guy over there? 那边那个人是谁？ 64. He's Bob. 他是鲍勃。 65. Is that girl a student? 那个女孩是学生吗？ 66. No, she isn't. 不，她不
英语口语
到了十月份，考研英语复习就进入了强化阶段，也就是到了该做真题的时候了。很多同学之前没有接触到完形填空，在这里把完形填空的复习给大家做下指导。 2014年考研英语考试大纲已出，就
考研英语