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【单选题】
下列关于条件反射的叙述,不正确的是
A.
形成的基本条件是强化
B.
机体在后天生活过程中形成
C.
建立后可以发生消退
D.
数量有限
E.
使机体具有更大的适应性
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参考答案:
举一反三
【单选题】形位公差标注方式有几种
A.
1
B.
2
C.
3
D.
4
【简答题】Being a(n) woman, she felt sorry for the poor child.
【简答题】So if your boss is a jerk and you feel you ____stay, how do you cope? Here are some basic tips. 1. may as well; 2. get onto; 3. come up with; 4. out of concern for; 5. take one's word for it (that...)...
【单选题】猩红热一般病后第几日出现皮疹
A.
1天
B.
2天
C.
3天
D.
4天
E.
5天
【简答题】09. Sociology New words: concept (n): an idea, a notion unique (adj): special; different from others human being (n phrase): a person; a member of the species homo sapiens individual (n): a person; on...
【单选题】每1g酒精在身体内可提供(   )kcal能量。
A.
4
B.
5
C.
9
D.
7
【单选题】工程资料应该随着工程进度同步收集、整理和立卷,并按照有关规定进行移交是()。
A.
参建单位通用职责
B.
监理单位职责
C.
施工单位职责
D.
勘察设计单位职责
【单选题】Most Americans, a business negotiation is characterized as being a(n):
A.
relationship-building activity.
B.
difficult experience.
C.
problem-solving activity.
D.
expression of personal power.
【单选题】Alex dreams of being a(n) _____.
A.
astronaut
B.
engineer
C.
journalist
D.
writer
【单选题】Being a(n) of America,the famous movie star decided to run for US President.
A.
male
B.
female
C.
native
D.
original
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