题目

4-Day Classic Beijing Tour The 4-day classic Beijing tour is designed for tourists who come to visit China for the first time. It covers the most popular and typical places in Beijing, fully displaying the scenery, culture, history, local lifestyles and features, food and drinks, business, etc. for you. Day 1:Arrival in Beijing Your guide meets you at Capital Airport, and helps you check in at your hotel. Enjoy Beijing Duck as welcome dinner.   Accommodation: Beijing downtown Day 2:The Great Wall & the Summer Palace Start your day at the most famous part of the Great Wall, the Badal在同一时刻两根木杆在太阳光下的影子如图所示，其中木杆AB=2米，它的影子BC=1.6米，木杆PQ的影子有一部分落在墙上，PM=1.2米，MN=0.8米，求木杆PQ的长度．