在线等^大学英语/WhatisspecialabouttheNationalAirandSpaceMuseumintermsofthenumberofvisitors?Itisperhaps(1)museumintheworld.Almost(2)visitthemuseumeveryyearto(3).WhyistheWrightBrothers'flyerfamous?Itwasthefi

　　在线等^大学英语/

　　WhatisspecialabouttheNationalAirandSpaceMuseumintermsofthenumberofvisitors?Itisperhaps(1)museumintheworld.Almost(2)visitthemuseumeveryyearto(3).

　　WhyistheWrightBrothers'flyerfamous?Itwasthefirst(4)toflywith(5).WhatisCharlesLindberghknownfor?Hebecamethe(6)toflyacross(7)aloneandwithout(8),fromtheUnitedStatesto(9).Whatistheorangerocketplanenotedfor?Itwasthe(10)toflyfasterthan(11)Whatprivilegecanvisitorstothemuseumhave?Theycaneventouch(12),whichwas(13)toEarthbyAmericanastronautswhowalked(14).