单项选择题

Tom could hardly ______ his excitement as he knew that he had made a real discovery.

A．conceal
B．reveal
C．show
D．discover
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单项选择题
There has been an increase in attendance at lectures ______ by the World Affairs Council, which brings international issues to public attention.
A．developed
B．sponsored
C．advanced
D．promoted
单项选择题
The loss of lusitania and so many of its passengers, including 128 U.S. citizens, aroused a wave of indignation in the United States.
A．perplexity
B．wrath
C．distress
D．skepticism
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