问题
单项选择题
PSTN/CS域用户呼叫IMS网络用户MGCF通过查询（）得到为被叫服务的I-CSCF设备。
A.HSS
B.AS
C.HLR
D.DNS
答案
参考答案：D
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PSTN/CS域用户呼叫IMS网络用户MGCF通过查询（）得到为被叫服务的I-CSCF设备。
A.HSS
B.AS
C.HLR
D.DNS
参考答案：D
Is money everything? At present some people think that is everything. Some of them even their lives for it. Money has its most useful on the poor, but once a person has a rich life, a lot more money doesn't mean more . If money was , all millionaires would have true love, true friendship, good health and a long life. , this is not always true. Nothing else is more than the three words “I love you”. But can be bought？I’m afraid not. Love means to give, not to take. To every person, health and long life are the most valuable things. Well, can health and a long life be bought with money? The answer is “No”. Of all the longest living people in the world, of them are millionaires. True friendship can't be bought . Many other things be bought with money: knowledge, life and happiness and so on. Just think, if a person these things at all, is the money still useful? No matter how much money you have, it is still not enough you a happy person if you have no one to laugh , no one to cry for. Now, do you think money is everything?
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