阅读下面短文，在空白处填入一个适当的词，或填入括号中所给单词的正确形式。

    Mr. Green has ____bakery. Many customers come to buy ____(variety) of bread every day. ____ (say)that Mr. Green's bread is nicer and cheaper than ____in other bakeries. Children always ask their parents to buy Mr. Green's cake ____their birthdays because it tastes so delicious and looks so cute.

    Betty is Mr. Green's only daughter  ____usually helps in the bakery. However, she thinks her father very cold and complains to her mother: “Mom, why does Dad never say how much he loves me? Is it because he doesn't like me?” “Oh, my good girl,” says Mrs, Green. “You never know how proud your father is of you.     Nothing else in the world ____(mean) more than you to your father. When he's making cookies and bread, he is thinking of you. That's ____our cakes and bread are the ____(good). Sometimes when you've done something wrong and made him angry or sad, the bread that day must taste hard and dry. Your father may not say how much he loves you, ____ his bread does.”

如图所示的实验装置中，极板A接地，平行板电容器的极板B与一个灵敏的静电计相接．将A极板向左移动，增大电容器两极板间的距离时，电容器所带的电量Q、电容C、两极间的电压U，电容器两极板间的场强E的变化情况是（   ）

史料研习、理论指导、问题研讨和社会调查是学习历史的重要方法。请运用这些方法分析近现代中国民主政治建设的发展进程。