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。Carved into the cliffs above the Dachuan River, the Mogao Caves represent the great 【小题1】 (achieve) of Buddhist art over 1000 years, from the Northern Wei Dynasty to the Yuan Dynasty.
In all, 492 caves are 【小题2】 (present) preserved, housing about 45,000 square meters of murals and over 2,000 painted sculptures, 【小题3】 provide an abundance of vivid materials demonstrating 【小题4】 (vary) aspects of medieval (中世纪的) politics, economics, culture, arts, religion, ethnic relations, and daily dress in western China.
The caves 【小题5】 (link) to the history of transcontinental relations and of the spread of Buddhism throughout Asia, 【小题6】 (offer) invaluable reference for studying the complex history of ancient China and Central Asia.
In 1961, the Mogao Caves were listed as one of the State Priority Protected Sites and put 【小题7】 the protection of national laws. In 1987, the caves were registered on the World Heritage List. For years, the Administrative Institution of the Mogao Caves 【小题8】 (cooperate) with international counterparts to study conservation and site management.
The goal of the future is 【小题9】 (conduct) the measures set out in the management plan by the 【小题10】 (schedule) time, and make its historical value available to future generations.