人教版高中英语必修3Unit 4“Astronomy the science of the stars”（period 3）课件.pptVIP

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人教版高中英语必修3Unit 4“Astronomy the science of the stars”（period 3）课件.ppt

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人教版高中英语必修3Unit 4“Astronomy the science of the stars”（period 3）课件

11．熟悉，掌握 _____________ 12．突发，爆发 _____________ 13．增多，使繁殖 _____________ 14．大气层，气氛 _____________ 15．随着时间的流逝____________ 16．与……不同 ______________ 17．冷却 _______________ 18．失重地 ________________ 19．全球变暖 ________________ 20．地心引力 ________________ get the hang of break out multiply atmosphere As time went/goes by be different from cool down weightlessly global warming gravity 21．产卵　　　　_____________ 22．在表面上　　_____________ 23．两倍远　　　_____________ 24．非常幸运　　_____________ 25．向某人解释　____________ 26．靠近，接近　______________ 27．出发，动身　_______________ 28．促进……的发展________________ 29．从他们的体内________________ 30．做某事的方法________________ lay eggs on its surface twice as far as lucky enough explain to sb get close to be off encourage the development of… from within their body methods of doing sth Homework Collect passages about gravity. Prepare for speaking. Conclusion * * * * * * * * * * * * * * * * * * * * * * * * * Using Language Using LanguageWarming Up 1. Who is the first Chinese astronaut to go into space? 2. What was the date when he circled the earth in space? A. November 15, 2003 B. October 15, 2003 C. September 17, 2004 D. December 17,2004 3. Which country first sent people up to space? 4. So far, how many countries have succeeded in sending people up to space? 5. Who is the first man landing on the moon? Yang Liwei A The Soviet Union Three Armstrong (America, 1969) Presentation A VISIT TO THE MOON rocket 1. Who had a chance to travel to the moon? 2.How did they travel to the moon? 3.Was there anything changed on their journey? Questions 4. How many times would the force of gravity change on their journey? When? Which change would be the most powerful? What about his weight? Questions On the moon The change of gravity In space Very strong Disappeared Very light Leave the earth On the earth In space On the moon