阅读下列材料，回答相关问题。
材料一：宪法规定“中华人民共和国实行依法治国，建设社会主义法治国家”。依法治国是党领导人民治理国家的基本方略。
材料二：某县委、县政府为了发展地方经济，决定建设“工业园区”，以吸引投资者。由于资金短缺，竟违规在工薪阶层强行集资。凡工薪人员，必须按县政府规定的标准，在规定的时间交清集资款，否则“后果自负”。这件事引起了全县工薪人员，特别是收入偏低而工资又被拖欠的中小学教师的强烈不满和反对。他们为了维护自身的合法权益，纷纷以写信、打电话、发邮件等方式，向中央新闻媒体反映。中央电视台《焦点访谈》栏目以“发展经济，法字当头”为题予以曝光。最后，县委、县政府撤销了强行集资的规定。 

阅读下面短文，在空白处填入 1个适当的单词或括号内单词的正确形式。

    In recent years many TV shows have become extremely popular among Chinese audience. Those programs, ranging from talent or dating shows to reality shows ____(receive) both commercial success and public attention.

    Their popularity is ____(main) based on simple facts. First, they care ____social concerns. Second, without exception, they explore a perfect balance between the international forms and Chinese expressions.

    Despite apparent highlights, much room ____ (leave) for improvement. Above all, commercial interests often outweigh ____（education） purposes, causing many complaints about the ____(bearable) advertisements. In addition, some sharp remarks, ____they are eye-catching, may have misleading effects on the youth.

    In my opinion, such shows should shoulder more responsibility instead of merely ____(entertain) the public. ____ is expected, these programs should be positive in their forms as well as functions. Meanwhile, the ____ (medium) should also safeguard the values of our society.

我国疆域辽阔，各地地理环境差异显著，可分为四大地理区域，划分的主要依据是

临床上抢救危重病人时，常常要给病人输生理盐水．下列有关输入生理盐水的理由正确是的（　　）