20xx外研版英語(yǔ)八年級(jí)上冊(cè)module3unit2wehaven’tfoundlifeonotherplanetsyet-展示頁(yè)
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【正文】 3 2 1 3 4 5 1. pla 2. star 3. solar system 4. galaxy 5. universe 課堂講練互動(dòng) Check the true sentences. 1. The Earth is a star. 2. The Sun is a star. 3. There is more than one galaxy. 4. Our galaxy is part of the Milky Way. √ √ 課堂講練互動(dòng) 7. They’ve received many messages from space. 8. They’ve visited most of the universe. 5. The light from stars has taken a long time to reach us. 6. Scientists have found life on other plas. √ 課堂講練互動(dòng) Read Para 2 answer questions: 1. What does the earth go around? 2. How many plas go around the sun? 3. What is in the solar system? It goes around the sun. Eight plas do. The sun and its plas are in it. 課堂講練互動(dòng) Read Para 3 fill in the blanks: The stars we see ________ are the suns in other ___________. There are __________ 200 billon stars in our galaxy, called the __________, and our sun is only ___________. at night solar system more than Milky Way one of them 課堂講練互動(dòng) Read Para 3, 4 answer questions: 1. What have scientists discovered? 2. Why is it hard to know how large the universe is? 3. Has anyone discovered any life in yet? They’ve discovered many other galaxies. Because they are very far away. No, he hasn’t. 課堂講練互動(dòng) 2. go around: 繞著
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