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课件网) Unit 6 Survival Unit 6 Survival Plan B: Life on Mars Word and expressions Mars n. 火星 68 advanced adj. 高级的；先进的 68 wipe v. 擦，拭，揩 68 wipe out 彻底摧毁，消灭 68 nuclear adj. 核武器的 68 terrifying adj. 极其可怕的，骇人听闻的 68 hostile adj. （生长环境）恶劣的 68 unmanned adj. 无人驾驶（操纵）的 68 spacecraft n. 航天器，宇宙飞船 68 orbit v. 环绕...运行 68 stunning adj. 极具吸引力的；令人惊奇的 68 agency n. 机构；（尤指政府内的）局，部，处 69 consist v. 组成 69 consist of 由... 构成，由...组成 69 in the meantime 在此期间，与此同时 69 infer v. 推断，推定 70 expose v. 使暴露（于险境） 70 astronaut n. 宇航员，太空人 71 dust n. 沙土， 尘土 71 capsule n. （航天器的）密封舱，太空舱 71 exposure n. 暴露 71 trunk n. 树干 72 In the 1960s and 1970s,the greatest fear was that the human race, and possibly all advanced life forms on the planet, could be wiped out by nuclear missiles, just at the push of a button .Today, however, environmental problems have taken over as the greatest risk to life on Earth. Scientists are thinking of ways to lower this risk, such as replacing coal and oil with forms of renewable energy. But they are also preparing for the worst： what can we do if the terrifying scenes in films such as The Day After Tomorrow happen in real life What is our Plan B for Earth Paragraph 1 In the 1960s and 1970s, the greatest fear was that the human race, and possibly all advanced life forms on the planet, could be wiped out by nuclear missiles, just at the push of a button. advanced/lower life forms 高级/低级的生命形式 wipe out 彻底摧毁；消灭 nuclear missiles 核导弹 at the push of a button 引申为“轻易地，容易地” make advances in... 在......取得进步/进展 Language points advanced adj. 高级的;先进的 advance v. 前进;促进;提前 n. 前进;进步 advance on/upon/towards 向...推进/挺进 advanced technology 先进的技术 in advance 预先；提前=ahead of time Exercise 1. We must reserve the plane tickets advance for the peak tourist season. 2. It’s not all that hard to build an (advance) and large vocabulary. 3. Advances medical science mean that people who would die of head injuries can now be saved. in advanced in Scientists are thinking of ways to lower this risk, such as replacing coal and oil with forms of renewable energy. lower this risk 降低这种风险 renewable energy 可再生能源 replace vt. 取代；替换；代替；把...放回原处 replace ... by/ with... 用...替换... replace ... as ... 取代...而成为... But they are also preparing for the worst: what can we do if the terrifying scenes in films such as The Day After Tomorrow happen in real life ◆prepared adj.准备好的 be prepared for sth.=get ready for sth. 为…做好准备 be prepared to do sth. 准备做某事 ◆prepare v. 准备 prepare sth. 准备…… prepare for sth. 为……做准备 prepare sth. for... 为……准备某物 prepare sb. for sth. 使某人为……进行准备 prepare to do sth. 准备做某事 ◆preparation n. 准备 make preparations for... 为……做准备 in preparation ... ...
