单项选择题

Which of the following can serve as one of the reasons to support the idea that theories are like apples

A．Both of them are either good or bad.
B．Both of them have all sorts of features.
C．Both of them have features that indicate their truth or goodness.
D．Responsible theory choice is dissimilar to responsible shopping.

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单项选择题Some features of a theory may be considered very important if they are ______.

A．indicative of the truth of the theory
B．irrelevant to an analysis of scientific knowledge
C．irrelevant to doing science
D．neutral to a theory’s being true or false

单项选择题Which of the following cannot be used to explain what a theory is like

A．An account of the properties that a theory has,
B．A description of various features that a theory may have.
C．A detailed account of the features of the theory’s content and form.
D．An introduction to the contributions made by Einstein to science.

单项选择题In the last paragraph the author cites the example of beautiful peacocks with gorgeous tails to mean ______.

A．a female who favors cute clothes
B．a male who likes cute clothes
C．an animal that favors many friends
D．a male who is cute but not rich

单项选择题In fourth paragraph, the author cites the example of Monica and Bill to show that ______.

A．men like charming women while women like strong men
B．men like charming women while women like rich men
C．men like money while women like cute men
D．men like money while women like charming men

单项选择题According to the author, the breakthrough of this technology starts firm ______.

A．computer science
B．telecommunication technology
C．phoning services
D．booking technology