49.A.insect B.problem C.hole D.feather
48.A.decision B.pleasure C.trouble D.matter
47.A.fit B.fix C.suit D.fill
46.A.partner B.match C.parent D.friend
45.A.underground B.previous C.comfortable D.casual
44.A.unwillingly B.entirely C.accurately D.finally
43.A.working B.sleeping C.1iving D.walking
42.A.Therefore B.But C.Moreover D.Otherwise
41.A.size B.height C.weight D.length
40.A.suspected B.attracted C.bothered D.inspired