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。

In addition to the obvious dangers they face, military working dogs are at risk of temporary and permanent hearing loss. Whether in training, during transport such as helicopter flights, 【小题1】 in actual operations, the dogs can 【小题2】 (expose) to really loud noise.

In an attempt 【小题3】 (solve) this problem, the Canine Auditory Protection System (CAPS) has been developed, 【小题4】 uses lightweight, high-quality sound absorption materials to block unwanted sounds. Unlike 【小题5】 (convention) hearing protection, this solution is constructed of flexible materials that fit 【小题6】 (neat) over the unique shape of a dog’s head. This flexibility 【小题7】 (guarantee) proper scaling around the ear and maximum sound reduction.

The system uses a snood-style (发网式的) device to uniformly distribute the pressure needed to keep the hearing protection 【小题8】 place. At a little more than an inch thick, the device will not be a burden to dogs 【小题9】 (carry) out tasks in tight spaces. It is also compatible (兼容的) with other devices used by working dogs.

Even a short helicopter flight can affect a dog’s hearing, resulting in limited 【小题10】 (perform) and inability to hear the handler’s commands. This new technology protects the dog while on missions and can extend the dog’ s working life.