54.A.like B.as C.of D.from
53.A.stared B.watched C.glanced D.looked
52.A.professors B.ladies C.staffs D.teachers
51.A.meeting B.board C.essay D.argument
50.A.place B.university C.palace D.city
49.A.presented B.preserved C.proved D.showed
48.A.left out B.run away C.took off D.carried away
47.A.after B.when C.while D.before
46.A.found B.took C.seated D.occupied
45.A.leave B.hold C.remain D.reserve