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.
