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Mercury ?[m?:kjuri] n. 水银，水星 Venus ?[vi:n?s] n. 金星 Mars ?[mɑ:z] n. 火星 Jupiter [d?u:pit?] n. 木星 Saturn [s?t?(:)n] n. 土星 Uranus ?[ju:?r?n?s] n. 天王星 Neptune ?[neptju:n] n. 海王星 Pluto [plu:t?u] n. 冥王星 UNI one  uniform 一致,相同的 unite 连接,结合,联合unify 统一union 联合,同盟 unity 和谐,统一 unique 独特的unit 单位,一个universal 共同,普遍的 How the universe began The scattered remains of dead stars, the crab of nebula(星云）. stella（星） grave yard of dust and gas. radiation the mass explosion, a super nova, a pulsar, gravity dense. . shrank, spin The remains of giant star, a black hole . denser than a pulsar, gravity is so great, astroid is a lump of solid rock , stretching, no matter no time, no space, rules of physics. galaxy, more perhaps. Spiraling Theory Time：15 billionyears ago a “big bang”: a universe fall into a black hole and explode Born after “big bang” : nebula, galaxy, stars, solar system, planet, satellite A Black hole: a small hole with great density, and gravity matter is dragged into the black hole, 　 20世纪科学的智慧和毅力在霍金的身上得到了集中的体现。他对于宇宙起源后10 ~ 43秒以来的宇宙演化图景作了清晰的阐释. 宇宙的起源：最初是比原子还要小的奇点，然后是大爆炸，通过大爆炸的能量形成了一些基本粒子，这些粒子在能量的作用下，逐渐形成了宇宙中的各种物质。至此，大爆炸宇宙模型成为最有说服力的宇宙图景理论。然而，至今宇宙大爆炸理论仍然缺乏大量实验的支持，而且我们尚不知晓宇宙开始爆炸和爆炸前的图景。 listening Listening Text 4: W: what time did yesterday’s lecture? M: it was supposed to start at a quarter to eight, but it was delayed twenty minutes. a quarter past eight When did the lecture actually start? A: at 8:35 B: at 8:15 C. at 8:05 Test 6 W: What is the summer like? Is it as hot as this? 6. Which month is it probably now? Text 7 W: Thanks to inviting me to the museum. Mr. Johnson. I really had a good time. M: I’m very happy to know you’re interested in the universe. Next time, I’ll bring you to another exhibition of planets. 10. A. They went to an exhibition about space. C. They visited a history museum. No 13: Why does Greg want to consider before making a decision? A: