55.A.by B.within C.over D.beyond
54.A.false B.strict C.moral D.general
53.A.invite B.remind C.allow D.cause
52.A.mistake B.effort C.decision D.request
51.A.grow B.matter C.exist D.appear
50.A.heart B.life C.practice D.consideration
49.A.sent B.kept C.handed D.passed
48.A.mention B.notice C.laugh D.hide