55.A.heart B.head C.body D.mind
54.A.inside B.around C.outside D.next to
53.A.places B.nature C.people D.environ
52.A.lead B.block C.offer D.stick
51.A.worries B.happiness C.freedom D.pride
50.A.guards B.medicine C.chemicals D.poisons
49.A.some more B.nothing C.a little D.a few
48.A.number B.quantity C.amount D.price
47.A.worked B.worn C.appeared D.lost