【简答题】(2)电路中的滑动变阻器对电路起保护作用.因此开关闭合前,其滑片应移到最_______端(填“左”或“右”);实验过程中,滑动变阻器还有另一个作用是_______
【单选题】Which of the following is the major point of the passage?
A.
Why it is necessary to identify people' s personality.
B.
Why it is possible to describe people.
C.
How to get to know people.
D.
How best to recognize people.
【简答题】下面这些图形分别是从哪个方向上看到的,请你填一填.
【简答题】同步电路和异步电路的区别是:______。
【单选题】Which of the following is the major point of the passage?
A.
Why it is necessary to identity people's personality.
B.
Why it is possible to describe people.
C.
How to get to know people.
D.
How best to recognize people.
【简答题】Which sentence is better in the following? Why?A. It was on the day following university graduation that I commenced the task of locating employment. B. It was on the day following university graduati...