Hutong is a kind of ancient typical city 5lrccl in Beijing.____ (surround) the Forbidden City, many were built during the Yuan, Ming and Qing ____ (dynasty). In order to establish the strongest power for emperors, the royal family planned the city and arranged the residential areas (住宅区). The Forbidden City- ____ center of the Beijing city, was the royal palace.

    At the end of the Qing dynasty, after ____ (close) China came under the influence from abroad, many old hutongs lost____ (they) former neat (灵巧的) arrangement.

    After the founding of the People's Republic of China in 1949, the conditions of hutong ____ (improve). But in recent years, the houses in many hutongs have been pulled ____ and then replaced by modem buildings. And the hutong today is fading into the shade for both tourists____ local people.

    However, in the urban district of Beijing, hutongs still occupy one ____ (three) of the total area, providing housing for half population, so many hutongs ____ (survive) these years. In this respect, we see Beijing as an ancient yet modem city.

You must make an a____ to your mother for your being rude.

2012年7月21日，北京城遭遇今年以来最大的雨，总体达到特大暴雨级别。一天内，市气象台连发五个预警，暴雨级别最高上升到橙色。截至22日17时，暴雨洪涝灾害造成房山、通州、石景山等11区(县)12.4万人受灾，4.3万人紧急转移安置。结合所学知识，回答：

被洪水围困时，正确的做法是(   )

随着数字时代的到来，我们已经可以很方便的使用WiFi、3G或4G网络进行无线手机上网．下列对手机上网的说法中，正确的是（　　）