My friend can speak English well (Can)

My friend can speak English well. Мой друг хорошо говорит по-английски.

My friend cant speak English well. (Negative).

Can my friend speak English well? (General question).

Who can speak English well? (Special question).

Whose friend can speak English well? (Special question).

What can my friend do? (Special question).

What language can my friend speak well? (Special question).

How can my friend speak English? (Special question).

Can my friend or can his friend speak English well? (Alternative question).

Can my friend speak or write English well? (Alternative question).

Can my friend speak English or Italian well? (Alternative question).

Can my friend speak English well or bad? (Alternative question).

My friend can speak English well, cannot he? (Disjunctive question).