55.A.laugh B.scenery C.humor D.joy
54.A.terrible B.wonderful C.strange D.reasonable
53.A.before B.unless C.when D.because
52.A.dream B.action C.digging D.case
51.A.beautifully B.attentively C.successfully D.honestly
50.A.expected B.achieved C.founded D.supported
49.A.direction B.order C.instruction D.introduction
48.A.goal B.task C.sense D.result
47.A.satisfactory B.ambitious C.exciting D.acceptable
46.A.in B.along C.by D.out of