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单项选择题

A．general.B．particular.C．scientific.D．verifiable.The wo……

The word "concrete" in the second sentence of the passage means

A．general.
B．particular.
C．scientific.
D．verifiable.

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单项选择题The central idea of the passage is

A．scientific knowledge is based on verifiable evidence.
B．science does not have answers for verifiable evidence.
C．science has no absolute truths.
D．the scientific method requires that all conclusions be open to reexamination whenever new evidence is found to challenge them.

单项选择题All scientific truth is tentative because

A．evidence is basically a value judgment.
B．evidence is basically an esthetic judgment.
C．evidence is basically a purposeful judgment.
D．evidence is basically a factual judgment.

单项选择题Which statement is NOT true

A．Science answers questions about accurate facts.
B．Science answers questions about observations.
C．Scientists cannot study the social consequences of beliefs.
D．Scientists can study the truth or error of beliefs.

单项选择题The purpose of paragraph 4 is to suggest that

A．politicians will need to learn to become more personal when meeting citizens.
B．politicians who are considered very attractive are favored by citizens over politicians who are less attractive.
C．citizens tend to favor a politician who analyzes the issues over one who does not.
D．citizens will need to learn how to evaluate visual political images in order to become better informed.

单项选择题It can be inferred that before the introduction of television, political parties

A．had more influence over the selection of political candidates.
B．spent more money to promote their political candidates.
C．attracted more members.
D．received more money.