Atotal of 18 people have lost their liveseither while in space or in preparation for a space mission, in four separate incidents. ... All seven crew members died, including Christa McAuliffe, a teacher from New Hampshire selected on a special NASA programme to bring civilians into space. H...
解析 在any与infant之间加other。若说any infant,则应包括it所指的a human infant,如果这样,讨论二者之间的共同性就不符合逻辑。 暂无解析结果一 题目 When a human infant is born into any other community in any part of the world it has two things in common with any infant, 1neither of them has ...
Scientists are placing robotic (机器人的) dogs in the homes of lonely old people to test whether they can improve the quality of life for humans.Alan Beck,an expert in human-animal relationship,and Nancy Edwards,a professor of nursing,are leading the animal assisted study on the effect of ...
21. C) They collaborated on building the first space coffee machine.22. B) A race passes through it annually.23. C) It’s tasty fruit pies.24. B) The entire village.25. D) She helped the village to become famous. ...
A US company called Colossal has raised 11 million dollars to bringmammoths(猛犸象)back from extinction. Mammoths died out about 3,700 years ago but their bodies are sometimes1in ice. This allows scientists to2their DNA, which could hold the key to bringing mammoths back to life. ...
真题复现1: As a result, the modern world is increasingly populated by intelligent gizmos whose presence we barely notice but whose universal existence has removed much human labor.(2002年text2P2)真题翻译:因此,现代世界越来越多地充斥着智能小发明,我们几乎没有注意到它们的存在,但它们的普遍存在已经...
Prolonging human life has increased the size of the human population. Many people alive today would have died of childhood diseases if they had been born 100 years ago. Because more people live longer there are more people around at any given time. In fact it is a decrease in death rates...
Will Kdllogg died in 1951. But his most famous invention is as popular as ever.1. Will worked as ___ before he became a manager of the sanitarium. A.a chief doctor B.a stock boy C.a business man D.a cook2. Which of the following is NOT TRUE about cereal according to the passag...
On this view, Earth might be either much younger than other life-sustaining planets (which have perhaps died out or stopped broadcasting) or much older (such that they haven’t started yet).Article content All these questions are targets of the new multidisciplinary strategy C...
12. A team of engineers has been developing a space cleanup satellite to eliminate man-made orbital debris, ___ broken-down satellites or tossed-away rocket stages. A. no matter B. whether it is C. if it is D. be it 这道题答案选D,我第一次做的时候选的B, 考点是whether引导的虚拟让...