根据短文理解，从A、B、C、D四个选项中选择最佳答案填空。

    Mr and Mrs Yates had one daughter.   1   name was Carol, and she was nineteen years old. Carol lived  2 her parents and worked in an office. She had some friends, but she  3any of the boys very much.

    Then she met a very  4 young man. His name was George. and he  5  in a bank near her office. They went out together quite  6 , and he came to Carol’s parents’ house twice, and then last week Carol went to her father and said, “I  7 George, Daddy. ”

    “Oh, yes,” said  8  .“he’s a nice boy. But has he got any money?”

    “Oh, men! All of you are  9  ,” the daughter answered    10  . “I met George on the first of June and on the second he said to me, ‘Has your father got any money?’”

有一LC振荡电路，线圈自感系数的变化范围是0.1 0.4mH,电容器电容的变化范围是4 9pF，试求该电路产生的振荡电流的频率的变化范围．

某种鼠中，毛的黄色基因Y对灰色基因y为显性，短尾基因T对长尾基因t为显性，且基因Y或T在纯合时都能使胚胎致死，这两对基因是独立分配的。现有两只黄色短尾鼠交配，它们所生后代的表现型比例为（　　）