单项选择题

The author's primary purpose is to

A． answer a theoretical question about a phenomenon in the field of physics
B． discuss the current state of research concerning the phenomenon of cold fusion
C． resolve a research dispute in the field of physics
D． predict a crisis in scientific method for researchers of the cold fusion phenomenon
E． suggest reasons that experiments involving cold fusion phenomenon should not be trusted

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单项选择题

MINIMIZE:

A． overrate
B． visualize
C． renovate
D． present
E． scrutinize

单项选择题

According to the passage, the major reason that the evidence for the cold fusion phenomenon is suspect is

A． no existing theory can explain the evidence produced by cold fusion experiments
B． the excess production of energy associated with certain cold fusion experiments owe primarily to experimental error
C． too many energy-balance measurements have indicated excess energy, instead of evenly distributed experimental error
D． the total input power in cold fusion experiments has been too low to draw solid conclusions about the fraction of excess power
E． scientists too often regard these experiments as proof of "miracles"