高中英语教学课件：B3U4Reading-.ppt

必修第三册Unit 4 SPACE EXPLORATIONReading & Thinking About SpaceHow much do you know about space exploration?Lead-inLet’s do a small test. 1. There are eight planets in the Solar System. FT TF2. Footprints left by astronauts on the lunar surface(月球表面) would disappear quickly. 3. The hottest planet in the solar system is Venus(金星). 462 ℃ TF 4. The human body will explode in space without a spacesuit(太空服). TFBecause human skin is flexible enough to prevent internal organs from coming out. 5. There is no sound in space. TFBecause there is no air in space, and air transmits sound. Pre-readingP40 What information will we get from the text?the exploration on the moonaccidents during the explorationfacilities and equipment...desireastronautsdevelopment and progressimportance future 1. What kind of passage is it? A. A piece of news. B. A popular science article. C. A travel journal. D. A novel.2. Where can you find this kind of passage? A.Newspaper B. Novel C.Magazine D.Science book科普文科普文又称大众科学或普及科学，是以浅显、通俗易懂的文字让公众了解科技领域的知识的一种文章。其特点：短小性、知识性和准确性、文学性、思想性。阅读时，可看作是科技说明文。 While-reading Read the text. Several sentences have been removed from it. Choose the correct sentence to fill each gap. Although scientists try to make sure nothing goes wrong, accidents can still happen.They also really wish to discover other planets that are suitable enough to support life.The future of space exploration remains bright.After many experiments, they succeeded in making rockets that could escape Earth’s gravity.BDAC Are we alone? What's out there?” Looking up at the stars, people have always wanted to learn more about space, and scientists work hard to find answers. They make vehicles to carry brave people into space to find out the secrets of the universe.__________________.BAlthough scientists try to make sure nothing goes wrong, accidents can still hap