5、thesedogsSeeingEyedogsbecausetheyarethe“eye”oftheblindpeopleandtheyhelpthemto“see”.SeeingEyedogsgenerallygotospecialschoolsforseveralyearstolearntohelpblindpeople.21.ThewritertellsthestoryaboutthedogJacktoshowthat____. A.it,likemanyotherdogs,alwaystriedtopleaseitsownermaster B.