Passage one
46.C interactive television is successful
47.C somewhat doubtful
48.C it has placed TV advertising
49.B it has down well in engaging the viewer
50.A they maybe due the novel way of advertising
Passage two
51. B insufficient demand
52. D groundless
53. A the booming defense industry
54. A powerful opposition to government
55. C to show urgent need for the government to take action
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