上海名校2021年高二下英语试卷精选汇编-02.词汇专题.docx

上海名校2021年高二下试卷精选汇编——02. 词汇专题 2021年第二学期上海晋元中学高二年级3月单元反馈英语试卷 Section B Directions: Fill in each blank with a proper word chosen from the box. Each word can be used only once. Note that there is one word more than you need. A. habitable B. sensible C. potential D. compete E.accommodate F. concept G. draw H. advocated I. survival J. expanse K. received Mars -- the next frontier It sounds like something from the fields of science fiction--a space expedition into the vast ___11___ of space, heading towards the Red Planet. While we're not quite ready to put a person on land, the question we ask today is: why are so many countries interested in going to Mars? The space race saw the USA and USSR___12___ to achieve firsts in spaceflight. The Soviet Union released Sputnik 1, an artificial satellite, before anyone else, and the US landed on the Moon first. Now it appears that Mars is the celestial body of desire. While the honour of being the first nation to touchdown is an obvious ___13___ , there are other reasons we want to get there. One of these could be the ___14___ of our species. You only have to look at the fossilised remains of the dinosaurs to see the benefit of finding another ___15___ planet. While Mars doesn't have the right conditions to call it home just yet, there's always the idea of terraforming-- changing the environment of a planet to ___16___ our needs to live. However, not everyone agrees. Leading astrophysicist Neil deGrasse Tyson has said the ___17___of altering habitability of another planet because of the damage we have done to Earth is not ___18___ when we can simply terraform Earth. It seems he main reason at the moment is the search for signs of life. It has long been believed that, at one time, Mars was abundant with life. Now seemingly dead, the ___19___ fossils could answer questions about our own evolution and that of our planet. One theory is that bacterial life on our planet didn't start here, but was transferred via