高中英语：Unit4 Astronomy the science of the stars课件(新人教版必修3) 课件VIP专享VIP免费

WELCOME TO MY ENGLISH WORLD ! Step 1 Lead in Look at two pictures , try to give as much information as possible. Unit4 Unit4 Astronomy: theAstronomy: thescience of the starsscience of the stars Unit4 Unit4 Astronomy: theAstronomy: thescience of the starsscience of the stars Step 2 Warming up Do you know how many planets circle around the sun in our solar system ? What are they? Can you match the names with the planets? JupiterUranusNeptuneSaturnMercuryMarsEarthVenus水星 金星 地球 火星木星土星天王星 海王星 Step 3 A quiz• What’s the end of the world ?• It’s “ D ”.• What’s the beginning of the world?It’s “ W ”. Step 4 Pre-reading Each religion and culture has its own ideas about how life began on earth. What do you know ? In China, we all know that Pangu separates the sky from the earth. The Goddess Nvwa mended the heaven and created human beings. In western culture, God created the world in six days. Pangu separates the sky from the earth. Nvwa makes human beings. God created man.上帝造人 What is the passage about? Step 5 Reading How life began on the earth. While-While-readingreadingListen to the tape of the reading passage and match the main idea for each paragraph. Main idea of each paragrapha. The importance of water for life b. The development of plants and animals on the earth c. The formation of the earth d. A widely accepted theory about the formation of the universe dcab e. The arrival of humans and their impact on the earthParagraph 5:Paragraph 1:Paragraph 2: Paragraph 3: Paragraph 4: e While-readiWhile-readingngWork in pairs. Put the order of developmentof life into a timeline according to the reading passage. Put the order of development of life into a time li...