Present Simple:
She cooks every day.
She doesn't cook every day.
Does she cook every day?
Present Continuous:
She is cookind now.
She isn't cooking now.
Is she cooking now?
Present Perfect:
She has already cooked dinner.
She hasn't cooked dinner yet.
Has she already cooked dinner?
Present Simple:
She cooks every day.
She doesn't cook every day.
Does she cook every day?
Present Continuous:
She is cookind now.
She isn't cooking now.
Is she cooking now?
Present Perfect:
She has already cooked dinner.
She hasn't cooked dinner yet.
Has she already cooked dinner?