A:Hey B,I have not seen you in the Dormitory for a long time,where have you been?B:Oh,I rent a room off the campus together with D.C:How is it?D:Pretty cool,I think.Living off the campus surely gives ...能不能长点啊，我可以加分啊，能对话一段时间的，每个人能说个四五次，这个好像不完整行，你稍等谢谢啊A: And besides, I think security is another serious concern for living off the campus.There is definitely better security system in the campus as there is a curfew.B: Sometimes we are also concerned about the issue of security.Especially when we get back to the flat late in the evening. C: Is it easier to live off the campus than living on it? Is the service for living better off?D: I am afraid yes as there are quite a number of resturants near our apartment and there is an independent bathroominside.这对话大约能多长时间