问题
单项选择题
AFC电路是指（）。
A.自动增益控制电路
B.抗干扰电路
C.自动频率控制电路
D.自动电平控制电路
答案
参考答案：C
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AFC电路是指（）。
A.自动增益控制电路
B.抗干扰电路
C.自动频率控制电路
D.自动电平控制电路
参考答案：C
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| In the depths of my memory, many things I did with my father still live.These things have come to represent, in fact, what I call__1_and love. I don't remember my father ever getting into a swimming pool.But he did__2_the water.Any kind of __3_ride seemed to give him pleasure.__4_ he loved to fish；sometimes he took me along. But I never really liked being on the water, the way my father __5_.I liked being at the water, moving through it, __16__it all around me.I was not a strong __7_, or one who learned to swim early, for I had my__8__.But I loved being in the swimming pool close to my father's office and__9__those summer days with my father, who 10 come by on a break.I needed him to see what I could do.My father would stand there in his suit, the 11 person not in swimsuit. After swimming, I would go 12 his office and sit on the wooden chair in front of his big desk, where he let me 13 anything I found in his top desk drawer.Sometimes, if I was left alone at his desk 14 he worked in the lab, an assistant or a student might come in and tell me perhaps I shouldn't be playing with his 15 . But my father always 16 and said easily, "Oh, no, it's 17 ."Sometimes he handed me coins and told me to get 18 an ice cream… | ||||
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