题目内容

放大电路的Q点一经设定后，不会受外界因素的影响。

A. 对
B. 错

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三极管在正常工作时，需要将静态工作点稳定

A. 对
B. 错

放大电路产生饱和失真或截止失真的根本原因是静态工作点不合适。（）

A. 对
B. 错

--- What does David like?--- He likesbasketball, so he often it in the afternoon.

A. to play; playing
B. playing; to play
C. playing; plays
D. plays; to play

Does Amymusic?

A. likes listening to
B. like listening
C. like listening to
D. likes to listen to