四、阅读理解 根据短文内容,从短文后的选项中选出能填入空白处的最佳选项。The aurora is a beautiful light show in the sky.
Have you ever seen the aurora(极光) in the sky? Cosmic radiation(宇宙辐射) creates these pretty lights in the North and South Pole areas. It seems that cosmic radiation is a beautiful gift from space. But for some people, it can be dangerous. ...
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Sunlight causes the sky to glow in ultraviolet light on the side of Earth next to the sun. The aurora causes the auroral crown of light over the northern hemisphere, which is the brightest in the midnight sector on Earth, away from the sun. However, the brightest aurora is visible not at...
Vector illustration of the northern lights aurora in the sky easy all editable,站酷海洛,一站式正版视觉内容平台,站酷旗下品牌.授权内容包含正版商业图片、艺术插画、矢量、视频、音乐素材、字体等,已先后为阿里巴巴、京东、亚马逊、小米、联想、奥美、盛世长城、百度
TheLightsofAuroraOnthenightof2September1859,thedarkskyoverEuropeandNorthAmericawassuddenlyfulloflight.Thelightdidnotcomefromthesunorthemoon—andithadastrangecolour.Thelightmovedacrossthesky,(1) (come)andgoing,likecloudsinastrongwind.IntheUnitedStates,amaninBoston...
While watching mesmerising displays of the phenomenon in my remote solitude, I can’t help drawing lessons from chasing the polar lights that also seem to apply in a leadership and general management context. Know what to look for First, whatever your passion, challenge, or opportunity: set a...
(B)Sere was so much pink in the sky. It was really beautiful," says Aurora.)42. According to Paragruph I.___. A. the Nations live in Sortland B. the northern lights don't appear in C'anada C. the Nations have never seen aurorus before D. auror a borealis is another name of...
细节题。根据文章第一段 "But near Earth's poles(两极), green, red, and blue lights appear(出现)in the night sky and it makes the night sky sometimes colorful(多彩的). They are called auroras(极光). " 可知,有时地球的两极夜晚会五彩斑斓是因为有极光。故答案为C。 细节题。...
The effort is a partnership between Iridium, Johns Hopkins University and Boeing, and it's dubbed the Active Magnetosphere and Planetary Electrodynamics Response Experiment--ampere for short. The equipment is already aboard some of Iridium's satellite communications spacecraft, drawing power from the ...