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。The Panjiakou section of the Great Wall in Tangshan city, Hebei province, was built in the 1380s during the Ming Dynasty. In the 1970s, part of it 【小题1】 (flood) during the construction of the Panjiakou Reservoir, which resulted in the unique sight of a section of the Great Wall underwater.
Changing water levels caused by seasonal changes have led to the submerged section becoming 【小题2】 (severe) eroded (腐蚀). “Our workload increases as the water level falls,” said Meng Qi, an expert at the Hebei Ancient Architecture Conservation and Research Institute. He together with a team of workers 【小题3】 (begin) repairing a section of the fallen wall since June.
Zhang Yong, a senior engineer at the institute,【小题4】 is responsible for the repair project, said the repair team follows a principle of minimum intervention and uses traditional methods and materials,【小题5】 the aim of making the repaired sections match the rest of the Great Wall.
The underwater section stands in the middle of the reservoir, so bricks and other building materials have to be taken to a dock,【小题6】 (load) onto a boat and unloaded at the repair site, without any 【小题7】 (assist) of modern machinery.
“After several rounds of carrying bricks, our backs were beginning to blister, and after working for several days, our clothes were becoming 【小题8】 (wear),” a worker named Liang Wenfu said.
Engineers and workers live at the site in the middle of the reservoir. A boat delivers 【小题9】 (supply) of food, water and daily necessities once a week. One of the engineers, Cao Huibin, once stayed on site for 45 days in 【小题10】 row.