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51. All the key words in the article are printed in ________ type so as to attract readers’ attention.
A) dark
B) dense
C) black
D) bold（D）
52. The basic features of the communication process are identified in one question: Who says ________ through what channel to whom?
A) how
B) when
C) what
D) such（C）
53. I didn’t ________ to take a taxi but I had to as I was late.
A) assume
B) suppose
C) mean
D) hope（C）
54. The hours ________ the children spend in their one-way relationship with television people undoubtedly affect their relationships with real-life people.
A) in which
B) on which
C) when
D) that（D）
55. I’d rather have a room of my own, however small it is, than ________ a room with someone else.
A) share
B) to share
C) sharing
D) to have shared（A）
56. In Disneyland every year, some 800,000 plants are replaced because Disney refused to ________ signs asking his “guests” not to step on them.
A) put down
B) put out
C) put up
D) put off（C）
57. ________ difficulties we may come across, we’ll help one another to overcome them.
A) Wherever
B) Whatever
C) However
D) Whenever（B）
58. So many directors ________, the board meeting had to be put off.
A) were absent
B) been absent
C) had been absent
D) being absent（D）
59. On New Year’s Eve, New York City holds an outdoor ________ which attracts a crowd of a million or more people.
A) incident
B) event
C) case
D) affair（B）
60. American football and baseball are becoming known to the British public through televised ________ from the United States.
A) transfer
B) deliveries
C) transportation
D) transmissions（D）
