A galaxy is a large group of stars that orbit around a common point usually a Supermassive Black Hole. Some galaxies, such as the dwarf Galaxy called Segue 2, do not have a Supermassive Black Hole but rather orbit a central gravitational point. The word galaxy comes from the French ...
NASA's James Webb Space Telescope is the latest step forward in that ancient quest(探索). Using telescopes, astronomers have seen many galaxies(星系) such as the Andromeda Galaxy and the NGC 3227 Galaxy. So far, the most distant galaxy ever discovered, GN-z11, was spotted by the Hubbl...
It is cute.B. It∫_1sinθeingC. They⋅aresleeping 答案 【答案】B【核心短语/词汇】be doing:正在做【翻译】大象在做什么?它正在睡觉。【解析】问句“What is the elephant doing?”大象在做什么?答句就要说出大象正在做什么,A它很可爱,B它正在睡觉,表示是单数句,C它们正在睡觉,表示是复数句,问句is...
Hubble's eponymous space telescope captured this image of Supernova 1994D in the lenticular spiral galaxy NGC 4526. Credit: NASA/ESA, The Hubble Key Project Team, The High-Z Supernova Search Team Today, it's known that the long-term fate of a star depends on whether its mass is above ...
The scale ranges from 0 to 70, with grades between 60–70 indicating the coin is mint condition. Grading services and auction houses use slightly different definitions of "Gem," adding to the confusion. Grade Heritage PCGS NGC MS 60 Uncirculated Uncirculated Uncirculated MS 61 Uncirculated ...
Azure Private 5G Core instantiates a single private mobile network distributed across one or more enterprise sites across the world. Each site contains a packet core instance, which is a cloud-native implementation of the 3GPP standards-defined 5G Next Generation Core (5G NGC or 5GC). A packet...
What is NGC 6430?Astrodj
NGC says the point of the new scale is not to replace the 70-point Sheldon scale that was introduced in the 1940s by Dr. William Sheldon, which will continue to be used. Instead, NGCX aims to bring in new collectors to numismatics who currently collect other items that are ...
—What is your mother doing, Linda? —She ___dinner in the kitchen now. A. is cooking B. was C. ookingC. cook D. cooking 相关知识点: 试题来源: 解析 [答案] A [分析]句意:——Linda,你的母亲正在做什么?——她现在正在厨房里做晚饭。根据上文What is your mother doing, Linda?和下文...
解析:句子是现在进行时,结构是be+doing,主语是第三人称单数,使用be动词单数is,第二个空使用doing,故答案为A。相关推荐 1 ()2.一What the baby monkey?-It's drinking milk. A.is;doing B.are;doing C.does;does( )2.-What ___the baby monkey___? -It's drinking milk. A.is; doing B....