精讲本句中的star,指的是能发光的恒星,每个恒星包括它的卫星(行星)以及行星的卫星(如地球的卫星月球)统称一个恒星系(如太阳系),当然我们地球人所看到的金星(也叫启明星)及月亮之所以发光是因为它们反射太阳光。 文中的we see at night作the stars的定语,是定语从句,省略了引导词that。 eg: I have a good ...
A. stars B. moons C. suns D. clouds 相关知识点: 试题来源: 解析 A。本题考查常见的天文词汇。选项 A“stars”意为“星星”,晚上天空中常见的是星星。选项 B“moons”通常指一个天体的卫星,而且数量有限,不会有很多。选项 C“suns”太阳只有一个。选项 D“clouds”云不是天文现象中的主要元素。反...
But that includes exoplanets, alien worlds that orbit alien suns. Only eight planets call our solar system home. Or there might still be nine if some astronomers are correct about an as-yet undiscovered large body out past Neptune. On the other hand, if you’re nostalgic (and a tad anti...
These jets are emerging from a supermassive black hole at the heart of Cygnus A, which is thought to have a mass equivalent to 2.5 billion suns. Radio stars! Famous examples of radio galaxies Cygnus A is one of the most prominent examples of a radio galaxy, but other exceptional radio-...
In part one of a two-part series, ESPN explores the dangers of youth basketball -- and how the culture of perpetual competition is jeopardizing the futures of the very stars it hopes to create.
During a storm, there are often strong ___. A. winds B. rains C. suns D. stars 相关知识点: 试题来源: 解析 A。“winds”是风,风暴中常有强风;“rains”是雨,但题干强调的是风暴中的强的东西,风更符合;“suns”太阳和“stars”星星与风暴无关。反馈 收藏 ...
百度试题 结果1 题目Look! There are many ___ in the sky. A. stars B. clouds C. suns 相关知识点: 试题来源: 解析 B。stars 是星星,clouds 是云,suns 不能用复数形式表示多个太阳。题干中说天空中有很多,结合语境应该是云。反馈 收藏
阅读理解(20分) Our sun is a star,and nine worlds move round it.Worlds like these are planets(行星). But there are other stars,other suns.Not only thousands of them,but
awhen I first caught on that the stars are mighty suns, when it first dawned on me how staggeringly far away they must be to appear as mere points of light in the sky. 当我首先风行那星是强大太阳,当它在我首先破晓了多么他们在天空必须很远犹豫地是出现作为仅仅问题的光。 [translate] ...
Byline: Jeff Elliott A year ago, the Jacksonville Suns took four out of five games in two...Elliott, Jeff