课时作业(十四)[必修3Unit4Astronomy：thescienceofthestars](限时：30分钟)Ⅰ.语法填空SometimesChineseEnglishteachersarepuzzledby1.________aquestion，“Haveyougotanyskillsinreadingcomprehension？”Actually,manyoftheteacherscan'tgivestudents2.________efficientwaytodealwithreading.Anyway,3.________oftensimplysay，“Readmoreandpracticemore,andyou4.________(get)moreexperienceinreadingcomprehension.”Frankly,theseteachers'good5.________(suggest)areonlyhelpfultoarousestudents'interestinreading6.________nothelpfultodealwiththequestionsintheexaminationsofreadingcomprehension.Personally,Ithinktheskillforreadingcomprehensionshouldbebased7.________theknowledgeofEnglishwriting.SincetheEnglishpassagesarewrittenundersomerulesorprinciples,thescienceofreadingandunderstandingmayhaveacloserelationshipwithwriting.Readingcomprehensioncan'tbeindependentfromtheknowledgeofwriting.So8.________(do)betterinreadingcomprehension,weshouldlearntheknowledgeofwriting,study9.________questionsaredesignedandtherelationship10.________questionsandthereadingmaterials.Ⅱ.阅读理解SurfaceExploration.Robotsmakegreatexplorersonplanets，moons，andotherlandingareas.Asidefromearth，justabouteverysurfaceinthesolarsystemisunsafeforhumanstoexplore.Theaironmostotherplanetsisinsufficientforhumanstobreathe，makingitnecessarytowearaspacesuitandoxygenequipment.Thetemperaturesonthesesurfacesaremuchtoohotormuchtoocoldforanyhumanstowithstand．Plustherewouldbecomplicationswithradiation，weather，andalackofgravity.Robotshavemuchlesslimitationintheseareasandcansurvivemuchlongerundertheseconditions.DataCollection.Robotsaredesignedforcollectingscientificdata.Robotsarealsoabletoperformmanytasksatatimeandcanprocessinformationmuchquickerandmoreefficiently.Importantscientificprojectsfromdetectingminerals，analyzinggroundsamples，andfindingwaterareallperformedmuchquickerandmoreaccurately(精确地)byrobots.CostEffective.Theuseofrobotshasmadethecostofspaceexplorationmuchlessexpensivethanitwouldcostforhumanstodothework.Inordertosuccessfullysendhumansintospacewewouldneedtobuildavehiclethatcannotonlycarryhumans，butalsoenoughfoodandwatertokeepthemaliveforthedurationofthetrip.Moreover，robotshavenoproblemsworkingforhoursonend.Robotsnevercomplain，theydon'trequirefoodorwater，andtheyneverneedabathroombreak.SpaceTravel.Overthepast30yearsorsotherehavebeenmanydifferenttypesofrobotsusedsuccessfullyintheexplorationofspace.PerhapsthemostfamousandsuccessfulrobotsaretheSpiritandOpportunitywhohavebothbeenexploringthesurfaceofMars.TheyhavebothbeenverysuccessfulwithexperimentsonsoilandrocksandhaveevenfoundevidenceofwaterinMars'history.11．Accordingtothepassage，whichofthefollowingisNOTtrue?A．Theuseofrobotsinspaceexplorationcostsmorethantheuseofhumans.B．Itmaybedangerousforhumanstoexplorethesolarsystemexcepttheearth.C．BoththeSpiritandOpportunityhavefoundtheevidenceofwaterintheMars.D．Manydifferenttypesofrobotshaveexploredthespacesuccessfully.12．Whichcolumncouldthepassagecomefrom?A．Education.B．Finance.C．Travel.D．Science.13.Theunderlinedword“withstand”mostprobablymeans“________”．A．ariseB．bearC．defeatD．diverse14．Whatisthewriter'sattitudeinthispassage?A．Negative.B．Persuasive.C．Subjective.D．Objective.15．Whilesendinganastronautintothespace，weshouldconsiderthefollowingEXCEPT________．A．theradiationB．theoxygenC．thedietD．thealienⅢ.信息匹配请...
