【2002考研英语text1翻译Everyoneisverypeaceful,politeandfriendlyuntil,waitinginalineforlunch,thenewarrivalissuddenlypushedasidebyamaninawhitecoat,whorushestotheheadoftheline,grabshisfoodandstompsovertoatabl】

　　2002考研英语text1翻译

　　Everyoneisverypeaceful,politeandfriendlyuntil,waitinginalineforlunch,thenewarrivalissuddenlypushedasidebyamaninawhitecoat,whorushestotheheadoftheline,grabshisfoodandstompsovertoatablebyhimself."Whoisthat?"thenewarrivalaskedSt.Peter."Oh,that'sGod,"camethereply……

　　这是第二段的几句话,讲的是一个故事.前半部分用一般现在时,好理解,因为讲故事时常用一般现在时,但是后面的对话为什么突然换成过去时了呢?

　　求解(⊙o⊙)啊!