【单选题】

Not long ago, I had my first on-line chat. I thought it would be (56) because. I have heard so many people (57) it in that way.But it was, disappointingly, quite an unpleasant (58) .

On line I met a man (59) said he was a manager in a big company inDalian. We (60) pleasantly first, then exchanged e-mail (61) in order to keep in touch in the future. (62) , he sent me (63) . When I opened it, I found, to my (64) , a detailed(详细的) self-introduction including age, (65) , weight, habits and future plans. It was an advertisement for a dating(约会) service! I was hurt (66) felt rather angry.
When I told a veteran (有经验的) Internet surfer (网民) (67) my experience, he said it was not (68) ! was (69) . The Web provides such a nice, large place to make friends, why do some people (70) it
The relationship between one another should be mutual(互助的) politeness and (71) . Online we (72) see one another’s physical form, but we are talking through our (73) . Such (74) as the one I met are not polite at all.
Since the Web belongs to everyone, every user has a duty to keep a friendly and polite atmosphere (氛围]). We need (75) honesty and respect on-line.
A．respect
B．happiness
C．friendship
D．praise