36.A.1eader B.writer C.teacher D.scholar
37.A.aids B.systems C.materials D.methods
38.A.once B.when C.before D.since
39.A.searched B.improved C.developed D.reeorded
40.A.canteen B.lounge C.restroom D.showroom
41.A.closed B.deserted C.crowded D.occupied
42.A.hoping B.hating C.refusing D.preferring
43.A.grateful B.curious C.forgetful D.nervous
44.A.approached B.interviewed C.identified D.reminded
45.A.safety B.forgiveness C.satisfaction D.disappointment
46.A.described B.wondered C.discovered D.expressed
47.A.personal B.strange C.surprising D.reasonable
48.A.gladly B.naturally C.willingly D.painfully
49.A.1etter B.note C.package D.suitcase
50.A.sincerely B.amazingly C.honestly D.obviously
51.A.read B.printed C.explained D.wrote
52.A.owe B.thank C.admire D.inspire
53.A.supported B.suggested C.improved D.promised
54.A.plan B.course C.regulation D.example
55.A.shocked B.cautious C.delighted D.optimistic