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2019-2020年高三英语一轮复习 Unit 4 Astronomy the science of the stars 巩固 新人教版必修3.用所给单词的适当形式填空1A _(violence) tornado hit a village in China the other day.2As we all know, a bad eating habit is _(harm) to ones health.3Do you believe the _(exist) of ghost?4There is a _ expression on his face because of the _ problem. (puzzle)5To me the whole _(global) is like a family.答案：1.violent2.harmful3.existence4.puzzled; puzzling5.globe.完成句子1Some of them _ (对有很大危害) the environment in the past ten years. (harm)2Hearing that some measures had been taken in time _ (阻止污染的进一步恶化), they all cheered up. (prevent)3_ (有可能) these plants will be moved next year. (chance)4The new bridge is _ (三倍宽) that one built last year. (width)5When the war _ (爆发), the two countries broke off their diplomatic relations. (break)答案：1.have done/caused great damage to2to prevent pollution from worsening3Chances are that4three times the width of5broke out.话题写作根据提示，利用本单元所学知识，完成下面的小作文。1火星上有生命吗？不知道。我们能登陆火星吗？这完全取决于科学技术的发展。2火星上没有氧气，中午的温度可能在50度左右，而晚上则在零下100度左右。这样我们就不能在那里生活。3既然火星与地球完全不同，如果我们计划有朝一日去火星的话，我们就要带上氧气、食物、衣服和住的地方。答案：Is there life On Mars? We dont know.Can we land on Mars? It all depends on the development of science and technology.Man has known a little about Mars.There is almost no oxygen on Mars. It might be about 50 degrees above zero at noon and 100 degrees below zero at night，which prevents us from living there. Now that Mars is quite different from our earth, if we are to go to Mars one day，we should have to take along our own oxygen，food, clothing and shelter.
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