阅读下面短文，从短文后各题所给的A、B、C、D四个选项中选出能填入空白处的最佳选项，使短文完整、通顺、正确。将答案序号涂在答题卡上相应的位置。At Haiga Primary School in Liupanshui, Guizhou Province, Gu Ya, a 27-year-old rock singer, works1 a volunteer teacher who helps children in mountainous areas learn to read music and play the guitar, opening up their eyes to the outside world.
When he got there, he found the school was in2 condition and there were only 12students.3 of the kids were too shy to look at him. As time went by, Gu4 realized that they were lonely because their parents mostly worked in big cities. The headmaster of the school told him that they had to5 not only children's studies and lives, but also their mental state(精神状态), helping them learn to dream and be more confident.
One day, while Gu was playing the guitar during lunch break in his room, he noticed that the children who6 behind the door were staring at his guitar. At that moment, Gu felt like he was making a connection with the children through music, so the idea to teach7 guitar and music came to him. "I know the8 of music. Although I don 't know children very well, music can build a mutual (互相的) understanding and trust between us,"Gu said.
The school's headmaster and teachers tried hard to borrow guitars9 the children could learn music. "To my surprise, the children learn very quickly. They have changed a lot so far. It is the old10 that brings new life to Haiga Primary school," Gu said.
