前后加起来，我在北京已经住了四十多年，算是一个老北京了。②北京的名胜古迹，北京的妙处，③我应该说是了解的；其他老北京当然也了解。但是有一点，我相信绝大多数的老北京并不了解，④这就是黎明时分以前的北京。多少年来，我养成了一个习惯：每天早晨四点在黎明以前... Before and after the sum up, I have lived in Beijing for more than 40 years, be regarded as an old Beijing. ② Beijing’s places of interest, the beauty of Beijing, ③ I should say it is understood; of course, other old Beijing, of course, understand. But one thing, I believe the vast majority of old Beijing do not understand it. ④ This is Beijing before dawn. For years, I have developed a habit: every morning at four o’clock before dawn ...