SectionⅣOtherPartsoftheModuleStep1ChoosethebestanswersaccordingtothepassageonP64
1.Wheredoesthepassageprobablycomefrom
A.Anewspaperarticle
B.Ascientificreport
C.Aschoolsciencetextbook
D.Acollectionofphotographs
2.Whichofthefollowingisthebestsummaryofthepassage
A.UsingtheCassiniHuygensspaceprobe,aninternationalspaceprojecthasprovedthatSaturnislightenoughtofloatonwater,andthatoneofitsmoons,Titan,hasliquidonthesurfaceliketheEarth
B.TitanandPhoebearetwoofSaturn'smoons,andaremadeofamixtureoftinypiecesofrock,waterandfrozengases
TheylookverymuchliketheEarthandourMoon
Thephotostakenbythespaceprobearesoclearthatitiseasytoforgethowfartheycome
C.TheCassiniHuygensspaceprobe,whichwaslaunchedin1997toexploreSaturn,hassentbackphotosoftheplanetanditsmoonsfromadistanceofoneandahalfbillionkilometres