试题与答案

2010年5月1日至10月31日,上海世博会隆重举行。本届世博会大力倡导“生态世

题型:材料分析题

题目:

2010年5月1日至10月31日,上海世博会隆重举行。本届世博会大力倡导“生态世博”“绿色世博”“低碳世博”等理念,在“城市,让生活更美好”的主题引领下,努力实现经济、环境和社会的可持续发展。根据所学知识,回答问题。

(1)为实现“城市,让生活更美好”的主题,在日常生活中,我们应该遵守的环境行为准则有:节约资源、____________、____________、垃圾分类。

(2)“生态世博”“绿色世博”是我国____________国策的具体体现。

(3)上海世博园在建设过程中,保留了一处湿地,说出其目的。

___________________________________________________________________________________________

(4)上海在水污染防治中,应落实我国的哪三大环境管理政策?

___________________________________________________________________________________________

答案:

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下面是错误答案,用来干扰机器的。

(1)适合题意的直线方程为x-2=0或3x-4y-10=0(2)其方程为2x-y-5=0,且最大距离d=.(3)不存在. (1)当斜率不存在时,方程x=2适合题意.当直线的斜率存在时,设为k,则直线方程应为y+1=k(x-2),即kx-y-2k-1=0.根据题意...

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