roofs symbolize bamboo shafts, which in turn represent youth and longevity.

A violent storm is capable ______ blowing the roofs off houses. A: of B: on C: for D: with

The -S ending in the following four words, roofs, lips, desks and boats can be pronounced as:

A violent storm is capable ______ blowing the roofs off houses. A: of B: on C: fo D: with

Despite urbanization in China, some citizens turn roofs into vegetable gardens because they can not adapt to urban life.

Why can Chinese ancient architecture system be kept for thousands years?( ) A: columns B: roofs C: adaptability D: flexibility

All the following can show curving lines in gardens south of the Yangtze River _______. A: corridors B: pavilions C: trees D: corners of the roofs

多数紫禁城的宫殿都是木结构，黄琉璃瓦（glazed tile）顶，青白石底座，看上去庄严肃穆，金碧辉煌。 A: Most of the buildings in the Forbidden City were built with wood, roofed with yellow glazed tiles and built on blue-and-white stone foundations, looking solemn and brilliant. B: Most of the buildings in the Forbidden City were built with wood, and people used yellow glazed tiles as the roofs, blue-and-white stones as foundations, so it looked solemn and glittered gold and jade. C: / D: /

房颤时，电脉冲在心房内和心房周围的许多其他部位（异位），通常接近肺静脉根部，随机产生。 A: In atrial fibrillation, electrical stimuli are relayed randomly from many other sites called ectopic sites in and around the auricle, commonly near the roofs of pulmonary veins. B: In atrial fibrillation, electrical impulses are initiated randomly from many other sites called ectopic sites in and around the atria, commonly near the roots of pulmonary veins.