In work environments I craved freedom and creativity…
A. longed for
B. fought for
C. hunted for
D. called for
查看答案
以下关于步进电机说法错误的是（）
A. 步进电机是一种将电脉冲信号转换成相应角位移或线位移的电动机。
B. 步进电机每输入一个脉冲信号，转子就转动一个角度或前进一步，其输出的角位移或线位移与输入的脉冲数成正比，转速与脉冲频率成反比。
C. 步进电机和伺服电机都是通过脉冲控制，但其控制方式不同。
D. 步进电机输出力矩随转速升高而下降，且在较高转速时会急剧下降，一般不具有过载能力
高职新生面临的新变化有哪些？
A. 生活环境的变化
B. 学习环境的变化
C. 人际环境的变化
D. 管理环境的变化
Why did the author think she was not “leader material”? Because _____.
A. she is unable to talk with others.
B. she is deficient in courage.
C. she is meek, shy and silent.
D. she doesn’t like to be a leader.
Which is NOT one of the procedures the author go through when becoming a leader?
A. She chose to become a leader in an activity where she felt supported.
B. She worked on her communication skills and became more confident.
C. She took meticulous notes and followed previous leaders.
D. She was demanding for her teammates when cooperating with them.
微信支付 
支付宝支付