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课件网) New Concept English Book 3 Lesson 55 Part 1 Lead in From the earth: Greetings Part 2 text (1) Recent developments in astronomy have made it possible to detect planets in our own Milky Way and in other galaxies. 单词：astronomy n.天文学 astro-词根表示_____ astrology _____ astronaut _____ astrophysics _____ astronomer _____ astronomical _____ 占星术 宇航员 和星星相关的 天体物理学 天文学家 天文学的 (1) Recent developments in astronomy have made it possible to detect planets in our own Milky Way and in other galaxies. 单词：galaxy： 银河系 词组：Milky Way：银河 （横跨星空的一条乳白色亮带） 翻译：飞机的发明使得人们能够环游世界。 _____ The invention of the aeroplane has made it possible to travel around the world. (2) This is a major achievement because, in relative terms, planets are very small and do not emit light. 单词：emit：v. 散发（光，热，声音等） 词组：a major achievement:一个重要的成就 单词：relative adj. 相对的 词组：in relative terms 相对而言 翻译：They now live in relative comfort. _____ 近义词：_____ 名词：relative ：_____ 他们现在过得比较舒适。 comparative 亲戚 (3) Finding planets is proving hard enough, but finding life on them will prove infinitely more difficult. 单词：infinitely adv. 无限地（尤用于比较） 翻译：There is an infinitely bright future ahead of you young people. _____ 翻译：我们的新教室比原来的旧教室要好多了。 _____ 扩展：形容词：_____ 你们年轻人都有无限光明的前途。 Our new classroom is infinitely better than the old one. infinite (3) Finding planets is proving hard enough, but finding life on them will prove infinitely more difficult. 语法：finding：动名词作主语 句型：前半句用“hard enough”,后半句则换为“infinitely more difficult”, 语气上强烈递进、极有气势，用词丰富、不重复。 翻译：学习一门外语已经被证明是很难的了，但同时学习三门外语则是难上加难。 _____ _____ Learning a foreign language is proving hard enough, but learning three foreign languages at the same time will prove infinitely more difficult. (4) The first question to answer is whether a planet can actually support life. 词组：support life 维持生命 语法： 不定式作定语： 不定式与名词构成_____。 动宾关系 (5) In our own solar system, for example, Venus is far too hot and Mars is far too cold to support life. 单词：solar adj. 太阳的，太阳系的 solar system: _____ solar cell _____ solar power _____ solar wind _____ 月亮的：_____ 阴历：_____ 翻译：她总是给我们太多作业。 _____ 太阳能 太阳能电池 太阳风 太阳系 lunar lunar calendar She always gives us far too much homework. (5) In our own solar system, for example, Venus is far too hot and Mars is far too cold to support life. 单词：Venus n. 金星 单词：Mars n. 火星 太阳系的行星都是用希腊神话里面的人物名来命名的。 战神（Mars）和爱神维纳斯（Venus）在一起看起来很融洽。这里说明Venus是充满爱的，所以用来指金星，而且金星是非常热，表明了Venus的爱。而战神是主管战争的，所以非常冷酷，而Mars火星就是非常冷的，所以我们从英文角度来理解这两颗星星，就会比较容易了。 (6) Only t ... ...
