Объяснение:
Льстстсььсюа
В
М
М
М
М
М
М
Мм
П
Пп
Ппм
П
М
М
М
С
Мм
М
М
С
С
Сс
С
С
С
С
С
Сс
С
С
С
С
С
С
С
С
С
С
С
С
С
С
С
С
С
С
Сппс
Сс
Сс
С
С
С
С
С
С
С
С
С
С
С
С
С
С
С
С
С
С
М
С
Сс
С
С
С
С
Ссс
С
С
С
Сс
С
С
С
С
Ч
Ч
Ч
С
Ч
Ч
Ч
Ч
Ч
Ч
С
Сп
С
С
С
С
С
С
С
My friend does a homework
My friend doesn’t do his homework
Does my friend do a homework?
My friend is doing a homework
My friends isn’t doing homework
Is my friend doing homework?
My friend has done his homework
My friends hasn’t done his homework
Has my friend done his homework?
My friend has been doing his homework
My friend hasn’t been doing his homework
Has my friend been doing his homework?
