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【单选题】
( )个月龄可添加动物性食品，如鱼类、肉类、蛋类等A.
6个月
B.
7~9个月
C.
10-~12个月
D.
12个月以后
E.
18个月以后
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【简答题】The names of category prototypes tend to come to mind before those of peripheral examples. Check this hypothesis with two informal tests: Ask one group of friends to name as quickly as they can five t...
【简答题】In mass production, prototypes are also used to test _____ and ergonomics
【单选题】When could software developers get prototypes of the spectacles?
A.
In late 2012.
B.
In early 2013.
C.
In late 2013.
D.
In early 2014.
【判断题】Prototypes also serve the purpose of testing and verifying ideas, concepts or solution principles. There are generally four types of tests for which prototypes are used.
A.
正确
B.
错误
【多选题】关于多巴酚丁胺的叙述,正确的是( )
A.
口服无效，一般静滴给药
B.
激动心脏 β 1 受体，连续应用产生快速耐受性
C.
与异丙肾上腺素相比，正性肌力作用比正性频率作用更显著 prefix="o" ns="urn:schemas-microsoft-com:office:office"? ?xml:namespace>
D.
与其他拟肾上腺素药物相比，增加心输出量的同时，很少引起心肌耗氧量的增加，较少引起心动过速
【单选题】According to the survey，______of the employees believed they were praised as much as expected.
A.
25%
B.
30%
C.
40%
D.
75%
【判断题】Prototypes are effective tools for communication purposes. When working in a team, prototypes help in building a shared understanding of the design problem and the solutions (ideas and concepts).
A.
正确
B.
错误
【单选题】Prototypes are expecially important in the process of:
A.
Belief perserverance
B.
Trial and error
C.
Constructing algorithms
D.
Forming concepts
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