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问题 选择题

What the scientist said sounded strange, _____ they made sense. [ ]

A. therefore

B. however

C. and so

D. and yet

答案

答案：D

单项选择题

Why is (71) fun What delights may its practitioner expect as his reward First is the Sheer joy of making things．As the child delights in his mud pie，So the adult enjoys building things，especially things of hid own design．Second is the pleasure of making things that are useful to other people．Third is the fascination of fashioning complex puzzle-like Objects of interlocking moving parts and Watching them work in subtle cycles，playing out the consequences of principles built in from the beginning．Fourth is the joy of always learning， Which Springs from the (72) nature of the task．In one Way or another the problem id ever new, and its solver learns something：sometimes (73) ，sometimes theoretical，and sometimes both．Finally there is the delight of Working in such a tractable medium．The (74) ，like the poet，works only slightly removed from pure thought-stuff. Few media of creation are so flexible，so easy to polish and rework，so readily capable of realizing grand conceptual Structures． Yet the program (75) ，unlike the poet's words，is real in the sense that it moves and works，producing visible outputs separate from the construct itself．It prints results，draws pictures，produces sounds，moves arms．Programming then is fun because it gratifies creative longings built deep Within us and delights sensibilities we have in common With all men．

（72）处填（）。

A．repeating

B．basic

C．non-repeating

D．advance
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单项选择题

《儿童权利公约》的核心精神是维护少年儿童的（）。

A.社会权利的客体独立地位

B.社会权利的主体非独立地位

C.社会权利的主体独立地位

D.社会权利的客体非独立地位
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