某长途汽车客运公司规定旅客可免费携带一定质量的行李，当行李的质量超过规定时，需付的行李费 $y$ （元）是行李质量 $x$ （ $\text{kg}$ ）的一次函数．已知行李质量为 $20$ $\text{kg}$ 时需付行李费 $2$ 元，行李质量为 $50$ $\text{kg}$ 时需付行李费 $8$ 元．

根据中文意思填空，完成短文，并注意单词的正确拼写形式。(每空一词)

    Do you enjoy eat nuts? Have you ever tired Chinese torreya nuts(香榧)? Zhuji is ____（广泛地）known for this special kind of nuts. Most of the Chinese torreya trees are grown in the ____ （东部） of Zhuji. Every autumn, the nuts are picked by the ____ （当地的）people and then sent for ____ （加工）.Not everyone gets the ________（秘诀）of frying(炒制) the nuts. Only the experienced workers can make it. People in Zhuji take ________（骄傲）in the Chinese torreya nuts, .and the nuts are usually ____ （放置）out to treat ____ ( 亲属 ) and friends. Nowadays, more and more people fall in love with the nuts. And it ____ (创造) good business for Zhuji. . What a great ____ （影响）the Chinese torreya nuts have on Zhuji!

******在中共十七大的报告中指出，要以***思想、邓小平理论为指导。那么，把***思想、邓小平理论作为党的指导思想写入党章，分别是在党的（    ）

下列家庭用水习惯中，你认为既科学又经济的是（  ）