资源描述：
《2020_2021学年新教材高中英语Unit5WhatanadventureDevelopingideas课后作业含解析外研版必修第三册202012171266.doc》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。
1、Unit5WhatanadventureⅠ.完形填空AlwayswishedtheEarthhadasecondmoon?Thenyouwillbe__1__tohearthattheChengduAerospaceScienceInstitutehasplanstolaunchmultipleminimoonsoverthenextfewyears.Similartoour__2__satellite,thelightoftheartificialorb(球体)willbeobtainedfromthesunand__3__toEarth
2、byitsmirrorlikecoating.Accordingtoitsdesigners,theamountoflightbeingreflectedcanbecontrolledfromEarthandthelightcanevenbe__4__，ifnecessary.Whilethemultipleminimoonswillcertainlyappearpicturesque,theirmainpurposeistoconserveresources.TheChengduAerospaceexpertsclaimtheminimo
3、on'sdusklikeglowwillallowthegovernmenttoeventually__5__costlystreetlightsincities.TheyestimatethatusingtheartificialsatellitetolightupChengdu'sstreetsatnightwill__6__thecity1.2billionyuanannually.Sincetheorb'slocationcanbeeasilymoved,itcouldalsobeusedtoshinelightoverdisast
4、erstruckareasthathavelost__7__.Oncethefirstminimoonis__8__successfully,theexpertsplantolaunchthree__9__ones.Together,thesatellites,whichwilltaketurnsdependingontheir__10__inrelationtothesun,areexpectedto__11__anareaof3,600to6,400squarekilometers.Whiletheorbswillbe__12__thr
5、oughatelescopefromanywhereontheglobe,theirrealbeautywillonlybeseenbyvisitingChengdu.Officials,therefore,believetheywillbeahugetouristattraction,helpingimprovethecity'seconomy.Asisoftenthecasewithmajor__13__，someexpertsareconcerned.They__14__thatthemoonswillimpactonthesleep
6、patternsofhumansandanimals.However,officialsbelievethesatelliteswillcauselittle,ifany__15__.本文主要讲了成都航天科学院在接下来的几年计划发射多颗微型卫星，这不仅能节省资源，还能帮助受灾地区，对人类是有重大意义的。1．A.pleased B．surprisedC．alarmedD．relieved解析：考查形容词辨析。pleased高兴的，surprised惊讶的，alarmed担心的，relieved如释重负的。那么你将高兴地听到成都
7、航天科学院在接下来的几年计划发射多颗微型卫星，故答案为A。答案：A2．A.traditionalB．uniqueC．naturalD．famous解析：考查形容词辨析。traditional传统的，unique独一无二的，natural自然的，famous出名的。跟我们自然的那个月球相似，故答案为C。答案：C3．A.carriedB．reflectedC．introducedD．transformed解析：考查动词辨析。carried携带，reflected反射，introduced介绍，transformed转换。这颗人工球体也将从太阳吸
8、收光线，反射到地球，故答案为B。答案：B4．A.sentoutB．switchedoffC．givenawayD．turneddown解析：考查动词短语辨析。sentout发送，
