单选题
American scientists say musical training seems to improve communication skills and language retardation (延迟). They found that developing musical skill involves the 1 process in the brain as learning how to speak. The scientists believe that could 2 children with learning disabilities.
Nina Krauss is a neurobiologist at Northwestern University in Illinois. She says musical training 3 putting together different kinds of information, such as hearing music, looking at musical notes, touching an instrument and watching other musicians. This 4 is not much different from learning how to speak. Both involve different senses.
She further explains musical training and learning to 5 each make us think about what we are doing. She says speech and music 6 through a structure of the nervous system called the brain stem. The brain stem 7 our ability to hear. Until recently, experts have thought the brain stem could not be developed or changed. 8 Professor Krauss and her team found that musical training can improve a person"s brain stem activity.
The study involved individuals with different levels of musical 9 . They were asked to wear an electrical device that measures 10 activity. The individuals wore the electrode while they watched a video of someone speaking and a person playing a musical instrument—the cello (大提琴). Professor Krauss says cellos have sound qualities similar 11 some of the sounds that are important with speech. The study found that the more years of training people had, the more 12 they were to the sound and rhythm of the music. Those who were involved in musical activities were the same people in whom the 13 of sensory events was the strongest. It shows the importance of musical training to children with learning 14 . She says using music to improve listening skills could mean they 15 sentences and understand facial expressions better.