56. Louis Herman, at the University of Hawaii, has ________ a series of new experiments in which some animals have learned to understand sentences.
A) installed
B) equipped
C) devised
D) formatted（C）
57. Researchers at the University of Illinois determined that the ________ of a father can help improve a child’s grades.
A) involvement
B) interaction
C) association
D) communication（A）
58. We can accept your order ________ payment is made in advance.
A) in the belief that
B) in order that
C) on the excuse that
D) on condition that（D）
59. Many in the credit industry expect that credit cards will eventually ________ paper money for almost every purchase.
A) exchange
B) reduce
C) replace
D) trade（C）
60. Any donation you can give will help us ________ the suffering and isolation of the homeless this New Year.
A) lift
B) patch
C) comfort
D) ease（D）
61. In India more than one hundred languages are spoken, ________ which only fourteen are recognized as official.
A) of
B) in
C) with
D) within（A）
62. Techniques for ________ sleep would involve learning to control both mind and body so that sleep can occur.
A) cultivating
B) promoting
C) pushing
D) strengthening（B）
63. It is important to ________ between the rules of grammar and the conventions of written language.
A) determine
B) identify
C) explore
D) distinguish（D）
64. It is too early to say whether IBM’s competitors will be able to ________ their products to the new hardware at an affordable cost.
A) adapt
B) stick
C) yield
D) adopt（A）
65. This research has attracted wide coverage in the ________ and has featured on BBC television’s Tomorrow’s World.
A) data
B) source
C) message
D) media（D）
66. I had just posted the letter when I remembered that hadn’t ________ the cheque.
A) imposed
B) involved
C) enclosed
D) contained（C）
67. She had a tense expression on her face, ________ she were expecting trouble.
A) even though
B) as though
C) even as
D) now that（B）
68. They were ________ admission to the military exhibition because they were foreigners.
A) denied
B) declined
C) deprived
D) rejected（A）
69. It gave me a strange feeling of excitement to see my name in ________.
A) prospect
B) print
C) process
D) press（B）
70. Residents were cutting their lawns, washing their cars and otherwise ________ a pleasant, sunny day.
A) idling away
B) taking away
C) chasing away
D) driving away（A）
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