InEurope_______arethetwoleadingcontendersforaglobalreservationssystem.
A、SABREandGALILEOC
暂无解析
________hehasmanyfriends,heisoftenfeelinglonely.
PoorspeakerofEnglishthoughhewasatthetime,hestillmanagedtomakehimself________.
Scientistsdoubtwhetherit’s________toregulateone’sbiologicalclockbydrinking.
You’llbetheretomorrow--youwon’t________me________,willyou?
______isrecognizedasthenationalflag-carrier.
