急求!英语阅读理解答案！是一篇关于木星的英语阅读理解题目ThemanymoonsofJupitertravelaroundtheplanetindifferentdirections（方向）．Jupiteristhelargestplanetinoursolarsystem．Overtheyears，scientists

　　急求!英语阅读理解答案！

　　是一篇关于木星的英语阅读理解题目

　　ThemanymoonsofJupitertravelaroundtheplanetindifferentdirections（方向）．Jupiteristhelargestplanetinoursolarsystem．Overtheyears，scientistshavefoundthatJupiterhasitsownsmallsolarsystem．Earthhasonemoon．Jupiterhasatleastsixteenandprobablymore．

　　Sincetherearesomanymoons，scientistsbegantonumberthem．Thenumerals（numbers）tellthesequence，ororder，inwhichthemoonswerefound．Theywereslowertonamethemoons．AllofJupiter'smoonsnowhaveanameaswellasanumber．

　　Thefirstfivemoonstobediscoveredareknownasthe“innermoons”．Buttheyarenottheclosesttotheplanet．Theclosestisonly127，600kilometersawayfromJupiter．Alltheinnermoonscircletheplanetincounter-clockwisedirection，thatis，oppositeofthehandsofaclock．

　　Jupiter'smiddlegroupofmoonsareatleast11，100，000kilometersfromtheplanet．

　　Theyalsomoveinacounter-clockwisemotion（moving）．Thefourfarthestmoonsareatleast20，700，000kilometersaway．Thesearecalled“outermoons”．Theycircleinaclockwisemotion．Howmanymoremoonsdoyouthikwillbediscovered？

　　1.Thingsthattravelinthesamedirectionasthehandsofaclockaresaidtobetravellingina____________

　　A.clockwisedirectionB.counter-clockwisedirection

　　C.samedirectionD.differentdirection

　　2.Jupiter's______groupofmoonstravelinaclockwisedirection.

　　A.planetsB.innerC.middleD.outer

　　3.ThenumbersgiventoJupiter'smoonstell_____________.

　　A.theorderinwhichtheywerediscovered

　　B.theorderinwhichtheytravel

　　C.theorderoftheirdistancefromJupiter

　　D.theorderofnames

　　4.HowfarawayarethemiddlegroupofmoonsfromJupiter?

　　A.It'snotmentionde.B.11100000kmaway.

　　C.127600kmaway.D.20700000kmaway.