In January ,2004,the United States successfully launched "Spirit",a Mars Exploration Rover,___ a new milestone in the history of mankind.选项:a、it marked b、 marking c、 marked d、 to mark选哪个?为什么?请分析并翻译整句选哪个?为什么?请分析并翻译整句 答案...
NASA's Curiosity vehicle recently recorded the largest level of methane ever measured during its 7-year Mars mission. Methane has no color or smell.A special instrument on Curiosity's Mars Science Laboratory recorded the increased gas level.It measures levels of chemical elements and gases in th...
The United States space agency, NASA, says its Mars exploration vehicle recently recorded a high level of methane (甲烷) gas on the planet. The discovery is exciting because the presence of methane gas could support the case for life on Mars. NASA’s Curiosity vehicle recently recorded the la...
根据第一段“The United States space agency, NASA, says its Mars exploration voluble recently recorded a high level of methane (甲烷) gas on the planet. The discovery is exciting because the presence of methane pas could support the case for life on Mars.”美国宇航局(NASA)表示,其火星探测量...
根据第一段The United States space agency,NASA,says its Mars exploration vehicle recently recorded a high level of methane (甲烷) gas on the planet.The discovery is exciting because the presence of methane gas could support the...
1In January , 2004, the United States successfully launched “Spirit”, a Mars Exploration Rover, ___ a new milestone in the history of mankind. A. it marked B. marking C. marked D. to mark 2In January, 2004, the United States successfully launched "Spirit", a Mars Exploration Rover...
In January, 2004, the United States successfully launched “Spirit”, a Mars Exploration Rover, ___ a new milestone in the history of mankind. A.it marked B.marking C.marked D.to mark 点击查看答案 你可能感兴趣的试题 判断题 数控机床最适合多品种小批量形状复杂的零件生产。 正确 错误 答案:...
scientific, security, and economic interests through a robust space exploration program. When we go to the moon, and visit Lembeck's Pub and celebrate our latest discoveries, we reduce tensions with our neighbors, and we generate new resources in the form of capital required to tackle the ...
In January , 2004, the United States successfully launched “Spirit , a Mars Exploration Rover, a new milestone in the history of mankind. A. it marked B. marking C. marked D. to mark
When the United States goes back to the moon in the next decade, what will be different from the Apollo missions of the 1970s For one thing, this time, NASA is planning to stay for a long time. Deputy administrator Shana Dale announced that when the U.S. returns to the moon in 2020...