【判断题】环境与幼儿互动的原则即指在创设环境时应让幼儿与环境互动,参与其中。
【单选题】从弗洛伊德的人格结构理论来分析,本我位于人格结构的最(),但是同时又是最基础构成。
【判断题】人格特质理论把人格认定为是由诸多人格构成的。( )
【单选题】why did the cost of a model t car drop after the introduction of the assembly line?
A.
the products were more efficient.
B.
the production was more efficient.
C.
the assembly line was cheaper.
【单选题】Why did the cost of a Model T car drop after the introduction of the assembly line?
A.
The products were more efficient.
B.
The production was more efficient.
C.
The assembly line was cheaper.
【单选题】当没有试样组分而且有流动相进入色谱柱时,在实验操作条件下,反映检测器系统嗓声随时间变化的线称为
【单选题】音乐的不同种类为称为乐种,区分不同乐种的客观依据是:()