Do you often watch TV? Maybe your 1 is "Yes". Most children like watching TV 2it's interesting and relaxing. They can also learn a lot and know3 things about their country and the world. TV helps to open children's eyes. TV can open 4mind. They can learn some better ways of 5 things. Many children are always6 with their studies, so they watch TV only on weekends. 7 some children watch TV every night. They go to 8very late and they can't have a good rest. I 9 it's good to do so. What do you 10 it?

肌肉组织的生理作用是（  ）