单项选择题

From the passage we know that the earliest pre-election polls were ______ in reflecting the public opinions.

A．meaningful
B．inaccurate
C．satisfying
D．successful
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单项选择题
We can infer from the passage that in the beginning the newspaper editors were______Gallup's system.
A．doubtful of
B．enthusiastic about
C．displeased with
D．indignant at
单项选择题
All of the following are the characteristics of the inquiries mentioned in the second paragraph except ______.
A．a large number of questionnaires were sent out
B．quantity rather than quality was emphasized
C．almost no effort was made to interview people from every walk of life
D．every publication in America got involved
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