阅读下面短文,在空白处填入1个适当的单词或括号内单词的正确形式。
A skywell, or “tian jing” in Chinese, dating back to the Ming dynasty, is a typical feature of a traditional home in southern and eastern China. It 【小题1】(design) to allow in light, improve ventilation (通风), and harvest rainwater. Less 【小题2】(expose) to the outdoor environment, a skywell is smaller and distinct from a northern courtyard.
Despite the fact 【小题3】 a skywell’s size and design vary from region to region, it is almost always rectangular (长方形) and located in the core of a house. It is either enclosed by rooms on four sides 【小题4】 three sides plus a wall. When wind blows above a skywell house, it can enter the indoor space through the opening. Because outdoor air is often cooler, the incoming wind travels down the walls to the lower stories 【小题5】 creates airflow by replacing 【小题6】(warm) indoor air, which rises and leaves through the opening.
Due to the 【小题7】(revive) of traditional Chinese architecture, skywell buildings have been making a comeback. Architects are now looking towards the 【小题8】(principle) behind skywells while designing new buildings 【小题9】(save) energy. One example is the National Heavy Vehicle Engineering Technology Research Center in the eastern Chinese city of Jinan. A giant skywell is in the middle of the 18-storey glass-walled tower block, 【小题10】(stretch) from the fifth to the top floor.