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【多选题】
MHCI类和II类分子:A.
均参与T细胞在胸腺内的发育
B.
均参与APC或靶细胞提呈抗原
C.
均参与CTL对靶细胞的杀伤
D.
均参与同种移植排斥反应
E.
均表达于专职性APC表面
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皮皮学刷刷变学霸
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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