21. There are 366 days in a leap year.22. We need leap years in order to match with the solar year.23. If a century year is a leap year, it must be divisible by 100 and not by 400.24. According to the text, Mars has fewer leap years than Earth.25. The text may come from...
最⑧ while the Moon can be reached within days 是 while引导近,科学家们成功地在类的让步状语从句,现在分词短语 travelling through dangerous似火星的环境中种植了各solar radiation 作伴随状语。⑨ even if the first settlers do reach Mars safely是 even if引种各样的植物。这无疑是导的让步状语从句。其中...
Design/methodology/approach – Beginning with a brief reflection of the development of the scheme, the study moves on to focus on three typical days in the life of the MARS Senior Tenancy Support Officer, demonstrating how the service identifies suitable tenants and good quality properties and ...
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For example, when Mars is farthest from the sun, the southern part of Mars experiences a very long and cold winter, about six months on Earth. Mars lies farther from the sun than Earth does, so the red planet has a longer year—687 days compared to 365 for our home world. However,...
(178 Martian days). The situation is slowly changing, however, such that 25,000 years from now the northern summers will be the shorter and warmer ones. In addition, the obliquity, or tilt, of the axis is slowly changing on a roughly one-million-year timescale. During the presentepochs...
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然all the skill, courage and intelligence of the human race.而,把人类送上火星需要人类拥有所有的技能、勇While the Moon can be reached within days, it would气和智慧。虽然几天之内take months to reach Mars, travelling through就能到达月球,但是到达dangerous solar radiation.[7]And even if the ...
In the next 20-40 million years Mars’ largest moon Phobos will be torn apart by gravitational forces leading to the creation of a ring that could last up to 100 million years. Sunsets on Mars are blue. During the martian day the sky is pinkish-red, this is the opposite of the Earth...
from从……,介词;since自……以来,连词;自……以后,介词;after在……之后,连词/介词;until直到……为止,连词/介词。空前空后是两个完整的句子,所以空处应填连词组成复合句;由“It has been two days”可知,主句是现在完成时,所以此处应用since来连接,本句是since引导的时间状语从句。故选B。