[单项选择]

Software engineering is the science and art of specifying, designing, implementing, and (66) with economy, timeliness and elegance, programs, (67) and operating procedures whereby computers can be made useful to humanity.
This definition implicitly sets (68) the basic goal of software engineering research and development: The basic goal of software engineering is to facilitate specification, design, implementation and evolution of programs, documentation and operating (69) which are useful to humanity in an economic, (70) and elegant manner (using the appropriate science and art).

（67）处填（）。
A. documents
B. data
C. documentation
D. media

[单项选择]

Software engineering is the science and art of specifying, designing, implementing, and (66) with economy, timeliness and elegance, programs, (67) and operating procedures whereby computers can be made useful to humanity.
This definition implicitly sets (68) the basic goal of software engineering research and development: The basic goal of software engineering is to facilitate specification, design, implementation and evolution of programs, documentation and operating (69) which are useful to humanity in an economic, (70) and elegant manner (using the appropriate science and art).

（66）处填（）。
A. envelopment
B. enveloping
C. evolvement
D. evolving

[单项选择]Scientists and philosophers of science tend to speak as if"scientific language" were intrinsically precise, as if those who use it must understand one another’s meaning, (62) they disagree．But, (63) , scientific language is not as different from (64) language (65) is commonly believed；it, too, is (66) to imprecision and ambiguity and hence to (67) understanding．Moreover, new theories(or arguments)are (68) , if ever, constructed by way of clear—cut steps of induction, deduction, and (69) (or falsification)．Neither are they defended, rejected, or accepted in (70) straight forward a manner． (71) , scientists combine the rules of scientific (72) with a generous mixture of intuition, aesthetics and philosophical commitment．The importance of (73) are sometimes called extralogical components of thought in the discovery of a new principle or laws is generally (74) ．We may reca
A. certain
B. sure
C. granted
D. example