Mrs. Smith loves flowers and she has a small but beautiful garden (花园). ____ summer, her flowers are usually the ____ (good) in the street. One summer afternoon, her bell rings (铃响) and she finds a small boy ____ her door. He is about six years old and having a big bunch (束) of beautiful flowers in ____ (he) hand.

    "I ____ (sell) flowers," he says. "Do you want any? They are very cheap and they are very good."

    "My boy," Mrs. Smith ____ (say), "I can pick flowers if I want, and I don't want to buy any flowers, ____ I have a lot in my garden."

    "Oh, now you ____ (have)," says the boy. "There aren't any flowers in your ____ because they are here in my ____."

一对表现型正常的夫妇，他们的第一个孩子是白化病患者，那么他们第二胎所生的子女是白化病的几率是（）

某校为了了解学生家长对孩子使用手机的态度情况，随机抽取部分学生家长进行问卷调查，发出问卷140份，每位学生家长1份，每份问卷仅表明一种态度，将回收的问卷进行整理（假设回收的问卷都有效），并绘制了如图两幅不完整的统计图．

根据以上信息解答下列问题：