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【单选题】
所谓“黑体”是指这样的一种物体，即：A.
不能反 射任何可见光的物 体 ；
B.
不能吸收任何可见光的物体 ；
C.
颜色 是纯黑的物体 ；
D.
能 够 全部吸收外来的任何电磁辐射的物体。
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举一反三
【单选题】paradigm
A.
n.探索,寻求;v.寻找,搜索
B.
n.范例,示范,典范,[语]词形变化表
C.
n.入口,通道;n.接近(的机会),使用之权;vt.进入,(电脑)存取
D.
n.合同,婚约,合约,契约;v.缩小,订合同,缩短,感染（疾病)
【单选题】According to the SCP paradigm
A.
advertising is an important element of market structure
B.
advertising is an important element of conduct
C.
advertising is an important element of economic performance
D.
advertising is an important element basic market structure
【单选题】42 The authors hold a new paradigm of health promotion and disease prevention
A.
may be too expensive.
B.
could have great potential.
C.
might be too complicated.
D.
will be opposed by many people.
【单选题】There are four organizational paradigms for software engineering teams: ( ), A random paradigm, An open paradigm, A synchronous paradigm.
A.
a closed paradigm
B.
a sequence paradigm
C.
a circle paradigm
D.
a queue paradigm
【简答题】请说明下图分别是哪条航线?
【单选题】In the following description of database design paradigm, Which is incorrect?
A.
The higher the level of paradigm, the less data redundancy.
B.
With the improvement of paradigm level, the more stable the data is when the demand changes.
C.
The higher the level of paradigm, the more tables you need to decompose to store the same data.
D.
Increase the level of paradigm and decrease the database performance (speed)
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