Построить б3 ч4 ч5 вверх и вниз от нот фа и до диез

при ключе знаки фа диез и до диез

фа-до ч5

фа-ми м7

соль-си б3

соль-до ув 4

ми-до бекар м6

ре-ре ч8

ре-ми б2

до-соль ум5

ре-фа б3

mark and he are thirteen years old.and they are very sportly. they often go to the gym - at least three times a week. mark does exercises to make his arms strong. he can't walk because of a car accident, so he goes everywhere in wheelchair. but it doesn't stop him doing the things that boys his age want to do.