2. Some scientists believe that there are___ on other planets in the universe. (alien)3. He can be very helpful, but only when it___ him. (suit)4. I often do many grammar___ to learn English well. (exercise)5. We can see two boys___ on the playground now. (run) 相关知识...
2. Some scientists believe that there are ___ on other planets in the universe. (alien) 相关知识点: 试题来源: 解析 aliens 该句需要填入一个与“alien”相关的名词,表示“外星生命”或“外星人”。根据语境和语法规则,正确答案为“aliens”。反馈...
Read the full-text online article and more details about "The Aliens Are out There Says Chief Starwatcher; ' There's Little Doubt There Are Other Beings in the Universe; the Problem Is Finding Them'" - Daily Mail (London), September 15, 1998...
百度试题 结果1 题目There are probably other living in the universe. 相关知识点: 试题来源: 解析 答案:creature 反馈 收藏
百度试题 结果1 题目Some scientists believe that there are a___ on other planets in the universe.相关知识点: 试题来源: 解析 aliens 反馈 收藏
百度试题 结果1 题目In fact, there are many other in the universe. Ⅳ.用适当的介词或副词填空相关知识点: 试题来源: 解析 galaxies Ⅳ.16.on 反馈 收藏
百度试题 结果1 题目10. There are a lot of stars and many other galaxies in the universe 相关知识点: 试题来源: 解析 答案见上 反馈 收藏
Fortunately, there is a 'uniquely rational way' for us to communicate with other intelligent beings, as Walter Sullivan has put it in his excellent book, We Are not Alone. This depends on the precise radio frequency of the 21-cm wavelength, or 1420 megacycles per second. It is the natura...
athere are about 1235 other pianet in the universe than we know about at this time langhlin did not give many of them a very high price because it would be difficult for humans to live on them 金星比便士被认为相当较少价值[translate]...
aAre we humans alone in the universe? Or is there intelligent life on other planets? These questions are not new. What is new, however, is the scientific attempt to discover whether or not other planets beyond our own have given birth to advanced civilizations 我们是否是单独人在宇宙? 或有...