单项选择题

A．It is caused to a large degree by an increased rate o……

With which of the following statements concerning the stiffening of aging tissues would the author most likely agree

A．It is caused to a large degree by an increased rate of cell multiplication.
B．It paradoxically both helps and hinders the longevity of proteins in the human body.
C．It can be counteracted in part by increased ingestion of glucose-free foods.
D．It probably involves the nonenzymatic glycosylation of proteins.

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单项选择题The writer is probably _______.

A．French
B．English
C．American
D．Italian

单项选择题The author has the approach of a (n) _______.

A．scientist
B．artist
C．novelist
D．economist

单项选择题Apples are used _______.

A．in order to convince the reader that fruit has no intellect
B．to illustrate the subject of the passage
C．to give color to the story
D．to show how foolish logic is

单项选择题The underlined term natural law as it appears in the middle of the second paragraph refers to _______.

A．common sense
B．the "honor system"
C．the result of an induction
D．the order of nature

单项选择题Which of the following would be the best title for the passage

A．Discovering the Natural Laws of Apples.
B．The Use of Induction.
C．Experimental Verification as an Adjunct to Reasoning.
D．The Logic of Everyday Reasoning.