(B)1.-Has ___ ever been to Mars?-No, not yet. Maybe in the future. A. nobody B. anybody C. somebody D. everybody 相关知识点: 试题来源: 解析 答案见上1.B 考查不定代词。anybody意为“任何人”,常用于 疑问句或否定句。根据Has ... ever been to Mars?及No, not yet. 可知...
(B)17. -Has ___ ever been to Mars?-No, not yet. Maybe in the future. A. nobody B. anybody C. somebody D. everybody 相关知识点: 试题来源: 解析 答案见上1.B【解析】考查不定代词辨析。句意:有人去过火星 吗?——不,还没有过。或许未来有人会去。nobody意为 “没有人”;anyb...
Do you think life has ever existed on Mars?Offers results of a poll which asked Democrats, Republicans, and Independents whether they believe if life has ever existed on Mars. Percentage who answered yes or no, by political affiliation.Adams...
It’s been quite some time since we heard from Curiosity, which first landed on Mars in August of 2012. Its initial mission was to determine whether our closest planetary neighbor had ever supported life, or might be suitable for life in the future. Curiosity made quite a major discovery a...
a postdoctoral researcher at NASA’s Jet Propulsion Laboratory who led the study while completing his Ph.D. at Brown University. “We don’t know whether life ever got started beneath the surface of Mars, but if it did, we think there would be ample energy there ...
解析 答案见上18.B 【解析】考查不定代词辨析。 nobody没有人;anybody任何人,常用于疑问句或否定 句;somebody 某人,常用于肯定句;everybody 每个人。 根据“Has... ever been to Mars?"及“No,not yet.”可知,询问是否有人去过火星,这是疑问句,此空应填 anybody。 故选 B。 反馈 收藏 ...
(B)22. -Has ___ ever been to Mars?-No, not yet. Maybe in the future. A. nobody B. anybody C. somebody D. everybody 相关知识点: 试题来源: 解析 答案见上22.B 解析:考查不定代词辨析。句意:“有人去过 火星吗?”“不,还没有。或许在未来会有。” nobody“没有人”;anybody“...
First drilled hole for ExoMars twin rover. Credit: Thales Alenia Space Since the twin rover consists of models that are beyond their nominal lifetime, the team had to tune some parameters during the deep drilling test. “This already gives engineers a hint on how the sy...
NASA's $2.5 billion Mars rover Curiosity landed on Mars in August 2012 to begin a two-year primary mission aimed at determining whether the Red Planet could have ever supported microbial life. On March 12, NASA announced that Curiosity did indeed find proof that Mars was once habitable for ...
The car-sized Curiosity landed on Gale's floor in August 2012, on a mission to determine if the area could ever have supported microbial life. The robot soon answered that question, finding that Gale hosted a potentially habitable lake-and-stream system in the ancient past that likely persiste...