1、外研版选择性必修第二册unit6延伸阅读.Whats the main idea of the passage on P6869?AWhy humans cannot live on Earth.BHow to live in harmony with nature.CThe feasibility(可行性) study of living on Mars.DIts impossible to live on Mars.答案C.Summarize the general idea or find out the topic sentence of each paragraph.Para.1：_
2、?Para.2：_.Para.3：_.Para.4：_.Para.5：_.1.What can we do if the terrifying scenes happen on Earth2.One of the options is to explore Mars3.Human exploration of Mars4.Sending people to Mars has many difficulties now5.Human settlement of Mars is still decades away.Read the passage carefully and choose the
3、 best answer.1What is the greatest risk to live on Earth now?ANuclear missiles.BEnvironmental problems.CGlobal warming.DResource reduction.2Why do people choose Mars to explore?Because it is relatively close to Earth.Because its environment is less hostile than that of other planets.Because it has a
4、n environment suitable for farming.Because it doesnt need to be transformed to live on it.A B C D3Which of the following is TRUE?APeople have sent manned spacecraft to Mars.BOur probes have orbited Mars，but not sending any valuable information.COur robots have explored the Martian surface.DDue to la
5、ck of technology，it is unlikely that humans will explore Mars in the next 30 years.4From the last paragraph，we can infer that .Athe day of human migration to Mars is not far awayBbecause of the plan to immigrate to Mars，attention to Earth is not importantCglobal warming has little to do with human a
6、ctivitiesDwe still need to protect the earth，despite the solutions to the risks.答案BACD.重点单词1_ n成套工具2_n黏土3_ n洞穴4_ adv.在室内5_ n燃料6_n消防队员7_ adj.恶劣的，极端的8_v擦，拭，揩9_ adj.核武器的10_n宇宙飞船，航天器11_v环绕运行12_n机构；(尤指政府内的)局，部，处13_ v推定，推断14_n宇航员；太空人15_ n(航天器的)密封舱；太空舱16_ n树干17_ n徒步旅行者，远足者_ v去远足18_ adj.乐观的；乐观主义的_ n乐观主义_ ad
7、j.悲观的19_ n(精力、油、电等的)消耗量_ n消耗_n消费者20_v补充，增补，增加_ adj.补充的21_v作出反应_n反应22_ adj.每月一次的_ n月，月份23_ adj.高级的；先进的_ v促进 n提前_n进步；进展24_ adj.极其可怕的，骇人听闻的_ adj.害怕的_ v使害怕25_ v由组成_adj.一致的26_ v使暴露(于险境)_n暴露，显露_adj.暴露的27_n尘土，沙土_ adj.布满灰尘的1.kit 2 clay 3 cave4 indoors 5fuel 6 firefighter 7 fierce 8 wipe 9 nuclear 10 spacecr
8、aft 11 orbit 12 agency 13 infer 14 astronaut 15 capsule16 trunk17 hiker;hike 18 optimistic;optimism;pessimistic 19 consumption;consume;consumer 20 supplement ; supplementary 21 react ;reaction 22 monthly;month 23 advanced;advance;advancement 24 terrifying; terrified;terrify25 consist;consistent 26 e
9、xpose;exposure ;exposed 27 dust ;dusty.核心短语1_应付2_使处于控制之下3_摆脱，除去4_彻底毁灭，消灭5_由组成，由构成6_在此期间，与此同时7_分开8_面临9_暴露于10_挤满1.cope with 2 bring.under control 3 get rid of 4 wipe out 5 consist of 6 in the meantime 7 split up 8 (be) faced with 9 be exposed to 10 be crowded with.经典句式1everywhere引导地点状语从句无论你在野外走到哪里，都要带
10、上急救箱。_2状语从句的省略鲁滨逊克鲁松的话是面对危机时的好建议。_3现在分词短语作伴随状语我们的探测器绕着行星运行，传回了宝贵的数据和令人惊叹的图像。_4There is no doubt that.毫无疑问毫无疑问，人类被吸引到火星上来，梦想着把它作为我们的第二个家园。_1.Everywhere you go in the wild，take a first aid kit with you.2.Robinson Crusoes words are good suggestions when faced with a crisis.3.Our probes have orbited the planet，sending back valuable data and stunning images.4.There is no doubt that humankind is drawn towards Mars，with dreams of making it our second home.
