新制氯水中含有Cl2、H2O、HClO、H⁺、Cl^-等粒子，根据下列性质选择恰当的粒子进行填空。

（1）使新制氯水呈现浅绿色的物质是 ；                 

（2）能起杀菌消毒作用，光照易分解的弱酸是 ；                         

（3）能与硝酸银溶液作用生成白色沉淀的离子是 。                          

An Intranet is (71) the application of Internet technology within an internal or closed user group．Internets are company and not do not have a (72) connection to the Internet．Usedproperly an Internet is highly effective corporate tool，capable of regularly (73) information toempower the workforce with the information needed to perform their roles．Used in this Way，Internet represent a step towards the (74) office．

A．physical

B．psycological

C．spatial

D．soirted