Scientistshavenot ___(发现)lifeonMars.相关知识点: 试题来源: 解析 根据提示"发现"可知,是动词find。由助动词have可知,现在完成时态,结构是have/has+动词的过去分词。find的过去分词是found。故答案为:found。 科学家们还没有在火星上发现生命。反馈 ...
1 —Have scientists found life on Mars?—Not yet, but I think they ___it some day.A.find B.found C.have found D.will find 2C)7.scientistslife on Mars?Not yet, but I think they will find it someday.A. Do; findB. Did; findC. Have; foundD. W_(11)1 ; find 反馈 收藏...
In terms of big science news, this is up there with the biggest: there is life on Mars! The internet was abuzz last week when news emerged that mushrooms had been spotted on the Red Planet. The fungal life forms had been seen in photos taken by NASA rovers nearly two decade...
“The big implication here for subsurface exploration science is that wherever you have groundwater on Mars, there’s a good chance that you have enough chemical energy to support subsurface microbial life,” said Jesse Tarnas, a postdoctoral researcher at NASA’s Jet Pro...
“It has a Martian fingerprint, different from the one on Earth. So we say the organic compounds come from Mars,” Lin said. Previously, scientists had claimed to find organic compounds or signs of life in Mars meteorites, but were met with doubts. Lin says his team’s findings need f...
—Have scientists found life on Mars(火星)?—Not yet,but I think they___it some day.( ) A. find B. will find C. have found 相关知识点: 试题来源: 解析 根据some day,可知时态是一般将来时will+动词原形。故选:B。 -科学家在火星上发现生命了吗?-还没有,但是我认为某一天他们将会发现的。
Scientists haven’t___ (发现) life on Mars. 相关知识点: 试题来源: 解析 答案: discovered详解: 句意:科学家尚未在火星上发现生命。 根据中文提 示可知, discover“发现” , 动词。 由“haven't”提示可 知, 此句为现在完成时,其否定结构是have/has not+动词过去分词; 所以用discover的过去分词形 式...
Researchers may be able to use AI to find life on Mars. A team recently taught an artificial intelligence to recognize what geological features best aligned with signs of life, and were able to use it to spot biosignature 85 percent of the time they were present. If this technology were...
—Have scientists found life on Mars? —Not yet, but I think they ___it some day. A.find B.found C.have found D.will find试题答案 在线课程 练习册系列答案 灵星图书百分百语文阅读组合训练系列答案 赢在课堂全能好卷系列答案 出彩同步大试卷系列答案 黄冈状元成才路状元导学案系列答案 全优天天练...
解答 答案:D,考察动词辨析及句意理解,文中提到"there was life on Mars"火星上存在生命,对于发现,discover通常是指发现的比较抽象或客观存在的东西,侧重于发现的过程,find表示找到较具体的东西,侧重于结果,由于现在还没有发现,所以不用find,而look for表示寻找,根据句意可知选择D. 点评 考察动词辨析,应根据题目上...