hundred or so years. Planet Earth will be crowded, dirty and lack of resources. A sort of exodus --71. of mankind will begin. Spaceships will be assembled so that they revolve around the earth. Some may orbit around Mars. These space stations will be serviced by space buses. We saw the first space bus launch in --72. April 1981. This was Columbia, it made several --73. orbits around the earth and then returned, landing on a huge dry lake bed in California. Columbia will be used again. previous spaceships have been abandoned, only the nose cone being used to bring the crews back to earth. --74. Upon established, each space station will --75. generate its own atmosphere and have its own agriculture. it will need to rotation to provide --76. an artificial gravity; people will be forced inwards --77. from the center by centrifugal(向心的)force. The moon and Mars could become new sources of new materials. Driving through space will no --78. longer need Earth fuel-the energy would come from the sun. This energy would be converted from --79. electricity to work magnetic rockets. That all sounds quiet fantastically but, with --80. the rapid development of modern technology, who knows about what the future holds? 答案:71. sort -- short 72. launch -- launched 73. it -- which 74. crews -- crew 75. Upon --- Once 76. rotation -- rotate 77. inward -- outwards 78. will -- would 79. from -- into 80. fantastically -- fantastic
2016高考英语总复习精选课件(江苏专用)牛津译林版选修7《UNIT3-4》佳作晨背·文思泉涌
2016高考英语总复习精选课件(江苏专用)牛津译林版选修6《Unit 1 Laughter is good for you》
2016年高考总复习优化英语课件(四川专用)写作教程:Module3
2016年高考总复习优化英语课件(四川专用)写作教程:Module5
2016高考英语总复习精选课件(江苏专用牛津译林版)专项提能计划:完形填空(二)
2016高考英语总复习精选课件(江苏专用)牛津译林版选修6《Unit 4 Helping people around the world》
2016高考英语总复习精选课件(江苏专用牛津译林版)语法专项突破:二、名词、冠词
2016年高考总复习优化英语课件(四川专用)写作教程:Module7
2016高考英语总复习精选课件(江苏专用牛津译林版)语法专项突破:四、动词和动词短语
2016高考英语总复习精选课件(江苏专用)牛津译林版选修8《UNIT1-2》句型公式妙笔生花
2016高考英语总复习精选课件(江苏专用牛津译林版)专项提能计划:书面表达(四)
2016高考英语总复习精选课件(江苏专用牛津译林版)语法专项突破:十一、特殊句式
2016高考英语总复习精选课件(江苏专用牛津译林版)专项提能计划:书面表达(三)
2016高考英语总复习精选课件(江苏专用牛津译林版)专项提能计划:书面表达(二)
2016高考英语总复习精选课件(江苏专用)牛津译林版选修7《Unit 2 Fit for life》
2016高考英语总复习精选课件(江苏专用牛津译林版)语法专项突破:三、形容词和副词
2016年高考总复习优化英语课件(四川专用)阅读教程:句型公式
2016高考英语总复习精选课件(江苏专用)牛津译林版选修6《Unit 2 What is happiness to you》
2016高考英语总复习精选课件(江苏专用)牛津译林版选修8《Unit 4 Films and film events》
2016高考英语总复习精选课件(江苏专用)牛津译林版选修8《Unit 3 The world of colours and light》
2016高考英语总复习精选课件(江苏专用牛津译林版)专项提能计划:书面表达(六)
2016高考英语总复习精选课件(江苏专用牛津译林版)语法专项突破:七、时态和语态
2016高考英语总复习精选课件(江苏专用牛津译林版)语法专项突破:十、状语从句
2016高考英语总复习精选课件(江苏专用)牛津译林版选修8《Unit 2 The universal language》
2016高考英语总复习精选课件(江苏专用牛津译林版)专项提能计划:阅读理解(三)
2016高考英语总复习精选课件(江苏专用)牛津译林版选修8《Unit 1 The written world》
2016高考英语总复习精选课件(江苏专用牛津译林版)专项提能计划:书面表达(七)
2016高考英语总复习精选课件(江苏专用牛津译林版)专项提能计划:完形填空(三)
2016年高考总复习优化英语课件(四川专用)写作教程:Module6
2016高考英语总复习精选课件(江苏专用牛津译林版)专项提能计划:完形填空(四)
不限 |
英语教案 |
英语课件 |
英语试题 |
不限 |
不限 |
上册 |
下册 |
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