阅读和观察下面的材料及漫画,结合教材知识回答问题: (1)材料和漫画分别说明了

题型:材料分析题

问题:

阅读和观察下面的材料及漫画,结合教材知识回答问题:

(1)材料和漫画分别说明了什么?共同告诉我们一个什么道理?

                                                                                                                                                               

                                                                                                                                                               

                                                                                                                                                               

                                                                                                                                                                

(2)作为中学生,我们应如何文明上网?

                                                                                                                                                              

                                                                                                                                                              

                                                                                                                                                             

(3)针对青少年沉溺网络的问题,请你给社会、学校、家庭和经营者提出几点建议。

                                                                                                                                                            

                                                                                                                                                             

                                                                                                                                                            

                                                                                                                                                            

考点:享受健康的网络交往
题型:材料分析题

高压蒸汽停的处理原则?

题型:材料分析题

向保存液内加入自由基的作用是()。

A.可有效地降低保存器官的代谢率

B.抵抗细胞内胶体渗透压

C.清除有关代谢废物

D.减少缺血再灌注损伤

E.以上都不是

题型:材料分析题

产业结构优化的要求一般包括( )。

A.产业结构趋同化

B.产业的均衡发展

C.产业发展的效率

D.产业结构高级化

E.产业结构的合理化

题型:材料分析题

地下防水工程施工时,防水混凝土应满足下列要求中的()。

A.不宜选用膨胀水泥为拌制材料

B.在外加剂中不宜选用加气剂

C.浇筑时混凝土的自落高度不宜大于1.5m

D.应选用机械振捣方式

E.自然养护时间不少于14d

题型:材料分析题

根据现行利率政策,以下关于系统内资金往来利率的说法哪些是正确的()。

A.由总行根据筹资成本和业务经营需要统一制定

B.各级行按照总行定期公布的利率执行

C.分为短期和中长期系统内借款利率两类

D.分为短期、中长期和挂账占用系统内借款利率三类

E.按季结息

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