speak Spanish
Ни он, ни я не говорим по-испански.
Neither he nor I speak Spanish.
Дома мы говорим по-испански и по-голландски.
At home we speak Spanish and Dutch.
Мы все говорим по-испански.
We all speak Spanish.
Мы с ним не говорим по-испански.
We don't speak Spanish.