题目内容

一个三进制计数器与一个八进制计数器串联可得到（）进制计数器

A. 11
B. 3
C. 8
D. 24

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.已知时钟脉冲频率为100hz，欲得到频率为1hz的矩形波应采用（）进制计数器

Modern editions of () and the Stanford-Binet Scale are the most widely used individually administered IQ tests in schools today.

A. SCL-90
B. the Wechsler scales
C. SAS
D. SES

The term () refers to internal processes that serve to activate, to guide, and to maintain our behavior.

A. emotion
B. intelligence
C. motivation
D. personality

Maslow refers to physiological, safety, and social needs as ().

A. deficiency needs
B. growth needs
C. self-actualization
D. self-fulfillment